Ohio Admin. Code 1301:7-7-50 - Hazardous materials-general provisions

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(A) Section 5001 General

(1) 5001.1 Scope. Prevention, control and mitigation of dangerous conditions related to storage, dispensing, use and handling of hazardous materials shall be in accordance with this rule.

This rule shall apply to all hazardous materials, including those materials regulated elsewhere in this code, except that where specific requirements, exceptions or exemptions are provided in other rules, those specific requirements shall take precedence over the similar requirements of this rule. Where a material has multiple hazards, all hazards shall be addressed.

Exceptions:

1. In retail or wholesale sales occupancies, the quantities of medicines, foodstuffs, or consumer products and cosmetics containing not more than 50 per cent by volume of water-miscible liquids and with the remainder of the solutions not being flammable, shall not be limited provided such materials are packaged in individual containers not exceeding 1.3 gallons (5 L).

2. Quantities of alcoholic beverages in retail or wholesale sales occupancies shall not be limited providing the liquids are packaged in individual containers not exceeding 1.3 gallons (5L).

3. Application and release of pesticide and agricultural products and materials intended for use in weed abatement, erosion control, soil amendment or similar applications where applied in accordance with the manufacturers' instructions and label directions.

4. The off-site and on-site transportation of hazardous materials where in compliance with and regulated by the Department of Transportation (DOTn) regulations.

5. Building materials not otherwise regulated by this code.

6. Refrigeration systems (see paragraph (F)(606) of rule 1301:7-7-06 of the Administrative Code).

7. Stationary storage battery systems regulated by paragraph (H)(608) of rule 1301:7-7-06 of the Administrative Code.

8. The display, storage, sale or use of fireworks and explosives in accordance with rule 1301:7-7-56 of the Administrative Code.

9. Corrosives utilized in personal and household products in the manufacturers' original consumer packaging in Group M occupancies.

10. The storage of distilled spirits and wines in wooden barrels and casks.

11. The use of wall-mounted dispensers containing alcohol-based hand rubs classified as Class I or II liquids where in accordance with paragraph (E)(5)( 5705.5 ) of rule 1301:7-7-57 of the Administrative Code.

(a) 5001.1.1 Waiver. The provisions of this rule are waived where the fire code official determines that such enforcement is preempted by other codes, statutes or ordinances. The details of any action granting such a waiver shall be recorded and entered in the files of the code enforcement agency.

(b) 5001.1.2. Nothwithstanding paragraphs (B)(1)( 102.1 ) and (B)(2)( 102.2 ) of rule 1301:7-7-01 of the Administrative Code and unless otherwise noted in this rule, the provisions of this rule relating to motor fuel-dispensing facilities and flammable and combustible liquids as otherwise regulated in rules 1301:7-7-23 and 1301:7-7-57 of the Administrative Code shall not apply to facilities, equipment, structures or installations existing or approved for construction or installation prior to the effective date of this rule, except in those cases where the fire code official demonstrates by a preponderance of the evidence that the existing facility, equipment, structure or installation creates a distinct hazard to life or adjacent property.

(2) 5001.2 Material classification. Hazardous materials are those chemicals or substances defined as such in this code. Definitions of hazardous materials shall apply to all hazardous materials, including those materials regulated elsewhere in this code.

(a) 5001.2.1 Mixtures. Mixtures shall be classified in accordance with hazards of the mixture as a whole. Mixtures of hazardous materials shall be classified in accordance with nationally recognized reference standards; by an approved qualified organization, individual, or "Material Safety Data Sheet" (MSDS); or by other approved methods.

(b) 5001.2.2 Hazard categories. Hazardous materials shall be classified according to hazard categories. The categories include materials regulated by this rule and materials regulated elsewhere in this code.

(i) 5001.2.2.1 Physical hazards. The material categories listed in this paragraph are classified as physical hazards. A material with a primary classification as a physical hazard can also pose a health hazard.

(a) Explosives and blasting agents.

(b) Combustible liquids.

(d) Organic peroxide solids or liquids.

(e) Oxidizer solids or liquids.

(f) Oxidizing gases.

(g) Pyrophoric solids, liquids or gases.

(h) Unstable (reactive) solids, liquids or gases.

(i) Water-reactive materials solids or liquids.

(j) Cryogenic fluids.

(ii) 5001.2.2.2 Health hazards. The material categories listed in this paragraph are classified as health hazards. A material with a primary classification as a health hazard can also pose a physical hazard.

(a) Highly toxic and toxic materials.

(b) Corrosive materials.

(3) 5001.3 Performance-based design alternative. Where approved by the fire code official, buildings and facilities where hazardous materials are stored, used or handled shall be permitted to comply with this paragraph as an alternative to compliance with the other requirements set forth in this rule, and rules 1301:7-7-51 to 1301:7-7-67 of the Administrative Code.

(a) 5001.3.1 Objective. The objective of paragraph (A)(3)(5001.3) of this rule is to protect people and property from the consequences of unauthorized discharge, fires or explosions involving hazardous materials.

(b) 5001.3.2 Functional statements. Performance-based design alternatives are based on the following functional statements:

(i) Provide safeguards to minimize the risk of unwanted releases, fires or explosions involving hazardous materials.

(ii) Provide safeguards to minimize the consequences of an unsafe condition involving hazardous materials during normal operations and in the event of an abnormal condition.

(c) 5001.3.3 Performance requirements. Where safeguards, systems, documentation, written plans or procedures, audits, process hazards analysis, mitigation measures, engineering controls or construction features are required by paragraphs (A)(3)(c)(i)(5001.3.3.1) to (A)(3)(c)(xviii)(5001.3.3.18) of this rule, the details of the design alternative shall be subject to approval by the fire code official. The details of actions granting the use of the design alternatives shall be recorded and entered in the files of the jurisdiction.

(i) 5001.3.3.1 Properties of hazardous materials. The physical and health-hazard properties of hazardous materials on site shall be known and shall be made readily available to employees, neighbors and the fire code official.

(ii) 5001.3.3.2 Reliability of equipment and operations. Equipment and operations involving hazardous materials shall be designed, installed and maintained to ensure that they reliably operate as intended.

(iii) 5001.3.3.3 Prevention of unintentional reaction or release. Safeguards shall be provided to minimize the risk of an unintentional reaction or release that could endanger people or property.

(iv) 5001.3.3.4 Spill mitigation. Spill containment systems or means to render a spill harmless to people or property shall be provided where a spill is determined to be a plausible event and where such an event would endanger people or property.

(v) 5001.3.3.5 Ignition hazards. Safeguards shall be provided to minimize the risk of exposing combustible hazardous materials to unintended sources of ignition.

(vi) 5001.3.3.6 Protection of hazardous materials. Safeguards shall be provided to minimize the risk of exposing hazardous materials to a fire or physical damage whereby such exposure could endanger or lead to the endangerment of people or property.

(vii) 5001.3.3.7 Exposure hazards. Safeguards shall be provided to minimize the risk of and limit damage from a fire or explosion involving explosive hazardous materials whereby such fire or explosion could endanger or lead to the endangerment of people or property.

(viii) 5001.3.3.8 Detection of gas or vapor release. Where a release of hazardous materials gas or vapor would cause immediate harm to persons or property, means of mitigating the dangerous effects of a release shall be provided.

(ix) 5001.3.3.9 Reliable power source. Where a power supply is relied upon to prevent or control an emergency condition that could endanger people or property, the power supply shall be from a reliable source.

(x) 5001.3.3.10 Ventilation. Where ventilation is necessary to limit the risk of creating an emergency condition resulting from normal or abnormal operations, means of ventilation shall be provided.

(xi) 5001.3.3.11 Process hazard analyses. Process hazard analyses shall be conducted to ensure reasonably the protection of people and property from dangerous conditions involving hazardous materials.

(xii) 5001.3.3.12 Pre-startup safety review. Written documentation of pre-startup safety review procedures shall be developed and enforced to ensure that operations are initiated in a safe manner. The process of developing and updating such procedures shall involve participation of affected employees.

(xiii) 5001.3.3.13 Operating and emergency procedures. Written documentation of operating procedures and procedures for emergency shut down shall be developed and enforced to ensure that operations are conducted in a safe manner. The process of developing and updating such procedures shall involve participation of affected employees.

(xiv) 5001.3.3.14 Management of change. A written plan for management of change shall be developed and enforced. The process of developing and updating the plan shall involve the participation of affected employees.

(xv) 5001.3.3.15 Emergency plan. A written emergency plan shall be developed to ensure that proper actions are taken in the event of an emergency, and the plan shall be followed if an emergency condition occurs. The process of developing and updating the plan shall involve the participation of affected employees.

(xvi) 5001.3.3.16 Accident procedures. Written procedures for investigation and documentation of accidents shall be developed, and accidents shall be investigated and documented in accordance with these procedures.

(xvii) 5001.3.3.17 Consequence analysis. Where an accidental release of hazardous materials could endanger people or property, either on or off-site, an analysis of the expected consequences of a plausible release shall be performed and utilized in the analysis and selection of active and passive hazard mitigation controls.

(xviii) 5001.3.3.18 Safety audits. Safety audits shall be conducted on a periodic basis to verify compliance with the requirements of this paragraph.

(4) 5001.4 Retail and wholesale storage and display. For retail and wholesale storage and display of nonflammable solid and nonflammable or noncombustible liquid hazardous materials in Group M occupancies and storage in Group S occupancies, see paragraph (C)(11)( 5003.11 ) of this rule.

(5) 5001.5 Permits. Permits shall be required as set forth in rule 1301:7-7-01 of the Administrative Code.

When a permit is required to permanently close a storage, use or handling facility, the fire code official is authorized to require that the application be accompanied by a facility closure plan in accordance with paragraph (A)(6)(c)(5001.6.3) of this rule.

(a) 5001.5.1 Hazardous Materials Management Plan. Where required by the fire code official, an application for a permit shall include a "Hazardous Materials Management Plan" (HMMP). The "HMMP" shall include a facility site plan designating the following:

(i) Access to each storage and use area.

(ii) Location of emergency equipment.

(iii) Location where liaison will meet emergency responders.

(iv) Facility evacuation meeting point locations.

(v) The general purpose of other areas within the building.

(vi) Location of all aboveground and underground tanks and their appurtenances including, but not limited to, sumps, vaults, below-grade treatment systems and piping.

(vii) The hazard classes in each area.

(viii) Locations of all control areas and Group H occupancies.

(ix) Emergency exits.

(b) 5001.5.2 "Hazardous Materials Inventory Statement" ("HMIS"). Where required by the fire code official, an application for a permit shall include an "HMIS," such as "Superfund Amendments and Reauthorization Act of 1986" ("SARA") Title III, Tier II Report or other approved statement. The "HMIS" shall include the following information:

(i) Product name.

(ii) Component.

(iii) "Chemical Abstract Service" ("CAS") number.

(iv) Location where stored or used.

(vi) Hazard classification.

(vii) Amount in storage.

(viii) Amount in use-closed systems.

(ix) Amount in use-open systems.

(6) 5001.6 Facility closure. Facilities shall be placed out of service in accordance with paragraphs (A)(6)(a)(5001.6.1) to (A)(6)(c)(5001.6.3) of this rule.

(a) 5001.6.1 Temporarily out-of-service facilities. Facilities that are temporarily out of service shall continue to be monitored and inspected in accordance with the requirements of this code and any required permits.

(b) 5001.6.2 Permanently out-of-service facilities. Facilities not monitored and inspected on a regular basis in accordance with the requirements of this code and any required permits shall be deemed to be permanently out of service and shall be closed in an approved manner. Where required by the fire code official, the responsible person shall apply for approval to permanently close storage, use or handling facilities. The fire code official is authorized to require that such application be accompanied by a facility closure plan in accordance with paragraph (A)(6)(c)(5001.6.3) of this rule.

(c) 5001.6.3 Facility closure plan. Where a facility closure plan is required in accordance with paragraph (A)(5)( 5001.5 ) of this rule to terminate storage, dispensing, handling or use of hazardous materials, the plan shall be submitted to the fire code official not less than 30 days prior to facility closure. The plan shall demonstrate that hazardous materials that are stored, dispensed, handled or used in the facility will be transported, disposed of or reused in a manner that eliminates the need for further maintenance and any threat to public health and safety.

(B) Section 5002 Definitions

(1) 5002.1 Definitions. The following terms are defined in rule 1301:7-7-02 of the Administrative Code.

"Boiling point."

"Ceiling limit."

"Chemical."

"Chemical name."

"Closed container."

"Container."

"Control area."

"Cylinder."

"Day box."

"Deflagration."

"Design pressure."

"Detached building."

"Dispensing."

"Excess flow control."

"Exhausted enclosure."

"Explosion."

"Flammable vapors or fumes."

"Gas cabinet."

"Gas room."

"Handling."

"Hazardous materials."

"Health hazard."

"Immediately dangerous to life and health (IDLH)."

"Incompatible materials."

"Liquid."

"Lower explosive limit (LEL)."

"Lower flammable limit (LFL)."

"Material safety data sheet (MSDS)."

"Maximum allowable quantity per control area."

"Normal temperature and pressure (NTP)."

"Outdoor control area."

"Permissible exposure limit (PEL)."

"Pesticide."

"Physical hazard."

"Pressure vessel."

"Safety can."

"Secondary containment."

"Segregated."

"Solid."

"Storage, hazardous materials."

"System."

"Tank, atmospheric."

"Tank, portable."

"Tank, stationary."

"Tank vehicle."

"Unauthorized discharge."

"Use (material)."

"Vapor pressure."

(2) 5002.2 "Approved" as used in rule 1301:7-7-50 of the Administrative Code. As used in this rule and notwithstanding the definition as set forth in rule 1301:7-7-02 of the Administrative Code, the term "approved," unless otherwise further specified or defined in this rule, means: listed and labeled, or tested and documented in authenticated research reports from an authoritative source listed in paragraph (O)(2)( 115.2 ) of rule 1301:7-7-01 of the Administrative Code, or otherwise acceptable to the fire code official.

(1) 5003.1 Scope. The storage, use and handling of all hazardous materials shall be in accordance with this paragraph.

(a) 5003.1.1 Maximum allowable quantity per control area. The maximum allowable quantity per control area shall be as specified in Tables 5003.1.1(1) to 5003.1.1(4) of this rule.

For retail and wholesale storage and display in Group M occupancies and Group S storage, see paragraph (C)(11)( 5003.11 ) of this rule.

(b) 5003. 1.2 Conversion. Where quantities are indicated in pounds and where the weight per gallon of the liquid is not provided to the fire code official, a conversion of 10 pounds per gallon ( 1.2 kg/L) shall be used.

(c) 5003.1.3 Quantities not exceeding the maximum allowable quantity per control area. The storage, use and handling of hazardous materials in quantities not exceeding the maximum allowable quantity per control area indicated in Tables 5003.1.1(1) to 5003.1.1(4) of this rule shall be in accordance with paragraphs (A)(5001) and (C)(5003) of this rule.

(d) 5003.1.4 Quantities exceeding the maximum allowable quantity per control area. The storage and use of hazardous materials in quantities exceeding the maximum allowable quantity per control area indicated in Tables 5003.1.1(1) to 5003.1.1(4) of this rule shall be in accordance with this rule.

Table 5003.1.1(1)

Maximum allowable quantity per control area of hazardous materials posing a physical hazard^a,j,m,n,p

Material	Class	Group when the maximum allowable quantity is exceeded		Storage^b		Use-closed systems^b			Use-open systems^b
Material	Class	Group when the maximum allowable quantity is exceeded	Solid pounds (cubic feet)	Liquid gallons (pounds)	Gas (cubic feet at NTP	Solid pounds (cubic feet)	Liquid gallons (pounds)	Gas (cubic feet at NTP)	Solid pounds feet)	Liquid gallons (pounds)
Combustible dust	NA	H-2	See Note q	NA	NA	See Note q	NA	NA	See Note q	NA
Combustible fibers^q	Loose Baled^o	H-3	(100) (1,000)	NA	NA	(100) (1,000)	NA	NA	(20) (200)	NA
Combustible liquid^c,i	II	H-2 or H-3		120^d,e			120^d			30^d
	IIIA	H-2 or H-3	NA	330^d,e	NA	NA	330^d	NA	NA	80^d
	IIIB	NA		13,200^e,f			13,200^f			3,300^f
Consumer fireworks	1.4 G	H-3	Q.	NA	NA	NA	NA	NA	NA	NA
Cryogenic, Flammable	NA	H-2	NA	45d	NA	NA	45^d	NA	NA	10^d
Cryogenic Inert	NA	NA	NA	NA	NL	NA	NA	NL	NA	NA
Cryogenic Oxidizing	NA	H-3	NA	45d	NA	NA	45^d	NA	NA	10^d
Explosives	Division 1.1	H-1	1^e,g	(1)^e,g		0.25 g	( 0.25 )^g		0.25^g	( 0.25 )^g
	Division 1.2	H-1	1^e,g	(1)^e,g		0.25 g	( 0.25 )^g		0.25^g	( 0.25 )^g
	Division 1.3	H-1 or H-2	5^e,g	(5)^e,g		1^g	(1)^g		1^g	(1)^g
	Division 1.4	H-3	50^e,g	(50)^e,g	NA	50g	(50)^g	NA	NA	NA
	Division 1.4 G	H-3	0	NA		NA	NA		NA	NA
	Division 1.5	H-1	1^e,g	(1)^e,g		0.25^g	( 0.25 )^g		0.25^g	( 0.25 )^g
	Division 1.6	H-1	1^e,g	NA		NA	NA		NA	NA
Flammable gas	Gaseous Liquefied	H-2	NA	NA (150)^d,e	1,000^d,e NA	NA	NA (150)^d,e	1,000^d,cNA	NA	NA
Flammable liquid^c	IA IB and IC	H-2 or H-3	NA	30^d,e 120^d,e	NA	NA	30^d120^d	NA	NA	10^d30^d
Flammable liquid,	NA	H-2 or	NA	120^d,e,h	NA	NA	120^d,h	NA	NA	30d,h
combination (IA, IB, IC)		H-3
Flammable solid	NA	H-3	125^d,e	NA	NA	125^d	NA	NA	25^d	NA
Inert gas	Gaseous Liquefied	NA NA	NA NA	NA NA	NL NL	NA NA	NA NA	NL NL	NA NA	NA NA
Organic peroxide	UD	H-1	1^e,g	(1)^e,g		0.25^g	( 0.25 )^g		0.25^g	( 0.25 )^g
	I	H-2	5^d,e	(5)^d,e		1^d	(1)^d		1^d	(1)^d
	II	H-3	50^d,e	(50)^d,e		50^d	(50)^d		50^d	(50)^d
	III	H-3	125^d,e	(125)^d,e		125^d	(125)^d		125^d	(125)^d
	IV	NA	NL	NL		NL	NL		NL	NL
	V	NA	NL	NL		NL	NL		NL	NL
Oxidizer	4	H-1	1g	(1)^e,g		0.25 g	( 0.25 )^g		0.25^g	( 0.25 )^g
	3^k	H-2 or H-3	10d,e	(10)^d,e	NA	2d	(2)^d		2^d	(2)^d
	2	H-3	250^d,e	(250)^d,e		250d	(250)^d		50^d	(50)^d
	1	NA	4,000^e,f	(4,000)^e,f		4,000f	(4,000)^f		1,000^f	(1,000)^f
Oxidizing gas	Gaseous Liquefied	H-3	NA	NA (150)^d,e	1,500^d,eNA	NA	NA (150)^d,e	1,500^d,eNA	NA	NA
Pyrophoric	NA	H-2	4e,g	(4)^e,g	50^e,g	1g	(1)^g	10e,g	0	0
Unstable (reactive)	4	H-1	1e,g	(1)^e,g	10^e,g	0.25 g	( 0.25 )^g	2e,g	0.25^g	( 0.25 )^g
	3	H-1 or H-2	5d,e	(5)^d,e	50^d,e	1d	(1)^d	10d,e	1^d	(1)^d
	2	H-3	50d,e	(50) ^d,e	250 ^d,e	50d	(50) ^d	250 ^d,e	10 ^d	(10) ^d
	1	NA	NL	NL	NL	NL	NL	NL	NL	NL
Water reactive	3	H-2	5d,e	(5)^d,e		5d	(5)^d		1^d	(1)^d
	2	H-3	50d,e	(50)^d,e	NA	50d	(50)^d	NA	10^d	(10)^d
	1	NA	NL	NL		NL	NL		NL	NL

For SI: 1 cubic foot = 0.02832 m³, 1 pound = 0.454 kg, 1 gallon = 3.785 L.

NA = Not Applicable, NL = Not Limited, UD = Unclassified Detonable

a. For use of control areas, see paragraph (C)(8)(c)(5003.8.3) of this rule.

b. The aggregate quantity in use and storage shall not exceed the quantity listed for storage.

c. The quantities of alcoholic beverages in retail and wholesale sales occupancies shall not be limited providing the liquids are packaged in individual containers not exceeding 1.3 gallons. In retail and wholesale sales occupancies, the quantities of medicines, foodstuff or consumer products and cosmetics containing not more than 50 per cent by volume of water-miscible liquids with the remainder of the solutions not being flammable shall not be limited, provided that such materials are packaged in individual containers not exceeding 1.3 gallons.

d. Maximum allowable quantities shall be increased 100 per cent in buildings equipped throughout with an automatic sprinkler system in accordance with paragraph (C)(3)(a)(i)(903.3.1.1) of rule 1301:7-7-09 of the Administrative Code. Where note e also applies, the increase for both notes shall be applied accumulatively.

e. Maximum allowable quantities shall be increased 100 per cent where stored in approved storage cabinets, day boxes, gas cabinets, gas rooms, exhausted enclosures or in listed safety cans in accordance with paragraph (C)(9)(j)(5003.9.10) of this rule. Where note d also applies, the increase for both notes shall be applied accumulatively.

f. Quantities shall not be limited in a building equipped throughout with an automatic sprinkler system in accordance with paragraph (C)(3)(a)(i)(903.3.1.1) of rule 1301:7-7-09 of the Administrative Code.

g. Allowed only in buildings equipped throughout with an automatic sprinkler system.

h. Containing not more than the maximum allowable quantity per control area of Class IA, Class IB or Class IC flammable liquids.

i. The maximum allowable quantity shall not apply to fuel oil storage complying with paragraph (C)(3)(b)(603.3.2) of rule 1301:7-7-06 of the Administrative Code.

j. Quantities in parentheses indicate quantity units in parentheses at the head of each column.

k. A maximum quantity of 200 pounds of solid or 20 gallons of liquid Class 3 oxidizers is allowed where such materials are necessary for maintenance purposes, operation or sanitation of equipment where the storage containers and the manner of storage are approved.

l. Deleted.

m. For gallons of liquids, divide the amount in pounds by 10 in accordance with paragraph (C)(1)(b)(5003.1.2) of this rule.

n. For storage and display quantities in Group M and storage quantities in Group S occupancies complying with paragraph (C)(11)( 5003.11 ) of this rule, see Table 5003.11.1 of this rule.

o. Densely-packed baled cotton that complies with the packing requirements of ISO 8115 as listed in rule 1301:7-7-80 of the Administrative Code shall not be included in this material class.

p. The following shall not be included in determining the maximum allowable quantities:

1. Liquid or gaseous fuel in fuel tanks on vehicles.

2. Liquid or gaseous fuel in fuel tanks on motorized equipment operated in accordance with this code.

3. Gaseous fuels in piping systems and fixed appliances regulated by the International Fuel Gas Code as listed in rule 1301:7-7-80 of the Administrative Code.

4. Liquid fuels in piping systems and fixed appliances regulated by the mechanical code as listed in rule 1301:7-7-80 of the Administrative Code.

5. Alcohol-based hand rubs classified as Class I or II liquids in dispensers that are installed in accordance with paragraph (E)(5)( 5705.5 ) and (E)(5)(a)(5705.5.1) of rule 1301:7-7-57 of the Administrative Code. The location of the alcohol-based hand rub (ABHR) dispensers shall be provided in the construction documents.

q. Where manufactured, generated or used in such a manner that the concentration and condition create a fire or explosion hazard based on information prepared in accordance with paragraph (D)(7)(b)(104.7.2) of rule 1301:7-7-01 of the Administrative Code.

r. For material classified as consumer fireworks by DOTn and exempted from regulation as fireworks pursuant to section 3743.80 of the Revised Code, such novelties and trick noisemakers and wire sparklers as defined in section 3743.01 of the Revised Code and labeled as 1.4 G materials by DOTn shall have a maximum allowable quantity per control area of 125 pounds.

Table 5003.1.1(2)

Maximum allowable quantity per control area of hazardous material posing a health hazard^a,^c,^f,^h,

Material	Storage^b			Use-closed systems^b			Use-open systems^b
Material	Solid pounds^d,e	Liquid gallons (pounds)^d,e	Gas cubic feet at NTP (pounds)^d	Solid pounds^d	Liquid gallons (pounds)^d	Gas cubic feet at NTP (pounds)^d	Solid pounds^d	Liquid gallons (pounds)^d
Corrosives	5,000	500	Gaseous 810c Liquefied (150)	5,000	500	Gaseous 810^cLiquefied (150)	1,000	100
Highly toxics	10	(10)	Gaseous 20g Liquefied (4)g	10	(10)	Gaseous 20^gLiquefied (4)^g	3	(3)
Toxics	500	(500)	Gaseous 810^cLiquefied (150)^c	500	(500)	Gaseous 810^eLiquefied (150)^e	125	(125)

For SI: 1 cubic foot = 0.02832 m³, 1 pound = 0.454 kg, 1 gallon = 3.785 L.

a. For use of control areas, see paragraph (C)(8)(c)(5003.8.3) of this rule.

b. The aggregate quantity in use and storage shall not exceed the quantity listed for storage.

c. In retail and wholesale sales occupancies, the quantities of medicines, foodstuff or consumer products and cosmetics, containing not more than 50 per cent by volume of water-miscible liquids and with the remainder of the solutions not being flammable, shall not be limited, provided that such materials are packaged in individual containers not exceeding 1.3 gallons.

e. Maximum allowable quantities shall be increased 100 per cent where stored in approved storage cabinets, gas cabinets, or exhausted enclosures. Where note d also applies, the increase for both notes shall be applied accumulatively.

f. For storage and display quantities in Group M and storage quantities in Group S occupancies complying with paragraph (C)(11)( 5003.11 ) of this rule, see Table 5003.11.1 of this rule.

g. Allowed only where stored in approved exhausted gas cabinets or exhausted enclosures.

h. Quantities in parentheses indicate quantity units in parentheses at the head of each column.

i. For gallons of liquids, divide the amount in pounds by 10 in accordance with paragraph (C)(1)(b)(5003.1.2) of this rule.

Table 5003.1.1(3)

Maximum allowable quantity per control area of hazardous materials posing a physical hazard in an outdoor control area^a,^b,^c,^d

Material	Class		Storage^b		Use-closed systems^b			Use-open systems^b
Material	Class	Solid pounds (cubic feet)	Liquid gallons (pounds)^d	Gas cubic feet at NTP	Solid pounds (cubic feet)	Liquid gallons (pounds)^d	Gas cubic feet at NTP	Solid pounds (cubic feet)	Liquid gallons (pounds)^d
Flammable gas	Gaseous Liquefied	Not applicable	Not applicable (300)	3,000 Not applicable	Not applicable	Not applicable (150)	1,500 Not applicable	Not applicable	Not applicable
Flammable solid	Not applicable	500	Not applicable	Not applicable	250	Not applicable	Not applicable	50	Not applicable
Inert gas Cryogenic inert	Gaseous Liquefied Not applicable	Not applicable Not applicable Not applicable	Not applicable Not applicable Not applicable	Not limited Not limited Not limited	Not applicable Not applicable Not applicable	Not applicable Not applicable Not applicable	Not limited Not limited Not limited	Not applicable Not applicable Not applicable	Not applicable Not applicable Not applicable
Organic peroxide	Unclassified Detonable	1	(1)	Not applicable	025	( 0.25 )	Not applicable	0.25	( 0.25 )
Organic peroxide	I II III IV V	20 200 500 1,000 Not limited	(20) (200) (500) (1,000) Not limited	Not applicable	10 100 250 500 Not limited	(10) (100) (250) (500) Not limited	Not applicable	2 20 50 100 Not limited	(2) (20) (50) (100) Not limited
Oxidizer	4 3 2 1	2 40 1,000 Not limited	(2) (40) (1,000) Not limited	Not applicable	1 20 500 Not limited	(1) (20) (500) Not limited	Not applicable	0.25 4 100 Not limited	( 0.25 ) (4) (100) Not limited
Oxiding gas	Gaseous Liquefied	Not applicable	Not applicable (600)	6,000 Not applicable	Not applicable	Not applicable (300)	1,500 Not applicable	Not applicable	Not applicable
Pyrophoric materials	Not applicable	8	(8)	100	4	(4)	10	0	0
Unstable (reactive)	4 3 2 1	2 20 200 Not limited	(2) (20) (200) Not limited	20 200 1,000 1,500	1 10 100 Not limited	(1) (10) (100) Not limited	2 10 250 Not limited	0.25 1 10 Not limited	( 0.25 ) (1) (10) Not limited
Water reactive	3 2 1	20 200 Not limited	(20) (200) Not limited	Not applicable	10 100 Not limited	(10) (100) Not limited	Not applicable	1 10 Not limited	(1) (10) Not limited

For SI: 1 pound = 0.454 kg, 1 gallon = 3.785 L, 1 cubic foot = 0.02832 m³.

a. For gallons of liquids, divide the amount in pounds by 10 in accordance with paragraph (C)(1)(b)(5003.1.2) of this rule.

b. The aggregate quantities in storage and use shall not exceed the quantity listed for storage.

c. The aggregate quantity of nonflammable solid and nonflammable or noncombustible liquid hazardous materials allowed in outdoor storage per single property under the same ownership or control used for retail or wholesale sales is allowed to exceed the maximum allowable quantity per control area where such storage is in accordance with paragraph (C)(11)( 5003.11 ) of this rule.

d. Quantities in parentheses indicate quantity units in parentheses at the head of each column.

Table 5003.1.1(4)

Maximum allowable quantity per control area of hazardous materials posing a health hazard in an outdoor control area^a,b,c,f

Material	Storage			Use-closed systems			Use-open systems
Material	Solid pounds	Liquid gallons (pounds)	Gas cubic feet at NTP (pounds)	Solid pounds	Liquid gallons (pounds)	Gas cubic feet at NTP (pounds)	Solid pounds	Liquid gallons (pounds)
Corrosives	20,000	2,000	Gaseous 1,620 Liquefied (300)	10,000	1,000	Gaseous 810 Liquefied (150)	1,000	100
Highly toxics	20	(20)	Gaseous 40d Liquefied (8)d	10	(10)	Gaseous 20^dLiquefied (4)^d	3	(3)
Toxics	1,000	(1,000)^e	Gaseous 1,620 Liquefied (300)	500	50e	Gaseous 810 Liquefied (150)	125	(125)^e

For SI: 1 cubic foot =0.02832 m³, 1 pound =0.454 kg, 1 gallon =3.785 L, 1 pound per square inch absolute =6.895 kPa, °C = [( °F)-32/ 1.8 ].

a. For gallons of liquids, divide the amount in pounds by 10 in accordance with paragraph (C)(1)(b)(5003.1.2) of this rule.

b. The aggregate quantities in storage and use shall not exceed the quantity listed for storage.

d. Allowed only where used in approved exhausted gas cabinets, exhausted enclosures or under fume hoods.

e. The maximum allowable quantity per control area for toxic liquids with vapor pressures in excess of 1 psia at 77°F shall be the maximum allowable quantity per control area listed for highly toxic liquids.

f. Quantities in parentheses indicate quantity units in parentheses at the head of each column.

(2) 5003.2 Systems, equipment and processes. Systems, equipment and processes utilized for storage, dispensing, use or handling of hazardous materials shall be in accordance with paragraphs (C)(2)(a)(5003.2.1) to (C)(2)(h)(5003.2.8) of this rule.

(a) 5003.2.1 Design and construction of containers, cylinders and tanks. Containers, cylinders and tanks shall be designed and constructed in accordance with this code and other approved standards. Containers, cylinders, tanks and other means used for containment of hazardous materials shall be of an approved type. Pressure vessels not meeting DOTn requirements for transportation shall comply with the ASME Boiler and Pressure Vessel Code as listed in rule 1301:7-7-80 of the Administrative Code.

(b) 5003.2.2 Piping, tubing, valves and fittings. Piping, tubing, valves and fittings conveying hazardous materials shall be designed and installed in accordance with this code or other approved standards and shall be in accordance with paragraphs (C)(2)(b)(i)(5003.2.2.1) and (C)(2)(b)(ii)(5003.2.2.2) of this rule.

(i) 5003.2.2.1 Design and construction. Piping, tubing, valves, fittings and related components used for hazardous materials shall be in accordance with the following:

(a) Piping, tubing, valves, fittings and related components shall be designed and fabricated from materials that are compatible with the material to be contained and shall be of adequate strength and durability to withstand the pressure, structural and seismic stress and exposure to which they are subject.

(b) Piping and tubing shall be identified in accordance with ASME A 13.1as listed in rule 1301:7-7-80 of the Administrative Code to indicate the material conveyed.

(c) Readily accessible manual valves or automatic remotely activated fail-safe emergency shutoff valves shall be installed on supply piping and tubing at the following locations:

(i) The point of use.

(ii) The tank, cylinder or bulk source.

(d) Manual emergency shutoff valves and controls for remotely activated emergency shutoff valves shall be identified and the location shall be clearly visible, accessible and indicated by means of a sign.

(e) Backflow prevention or check valves shall be provided where the backflow of hazardous materials could create a hazardous condition or cause the unauthorized discharge of hazardous materials.

(f) Where gases or liquids having a hazard ranking of:

Health Class 3 or 4

Flammability Class 4

Instability Class 3 or 4

in accordance with NFPA 704 as listed in rule 1301:7-7-80 of the Administrative Code are carried in pressurized piping above 15 pounds per square inch gauge (psig) (103 kPa), an approved means of leak detection and emergency shutoff or excess flow control shall be provided. Where the piping originates from within a hazardous material storage room or area, the excess flow control shall be located within the storage room or area. Where the piping originates from a bulk source, the excess flow control shall be located as close to the bulk source as practical.

Exceptions:

1. Piping for inlet connections designed to prevent backflow.

2. Piping for pressure relief devices.

(ii) 5003.2.2.2 Additional regulations for supply piping for health-hazard materials. Supply piping and tubing for gases and liquids having a health-hazard ranking of 3 or 4 in accordance with NFPA 704 as listed in rule 1301:7-7-80 of the Administrative Code shall be in accordance with ASME B 31.3as listed in rule 1301:7-7-80 of the Administrative Code and the following:

(a) Piping and tubing utilized for the transmission of highly toxic, toxic or highly volatile corrosive liquids and gases shall have welded, threaded or flanged connections throughout except for connections located within a ventilated enclosure if the material is a gas, or an approved method of drainage or containment is provided for connections if the material is a liquid.

(b) Piping and tubing shall not be located within corridors, within any portion of a means of egress required to be enclosed in a fire-resistance-rated construction or in concealed spaces in areas not classified as Group H occupancies.

Exception: Piping and tubing within the space defined by the walls of corridors and the floor or roof above or in concealed spaces above other occupancies where installed in accordance with section 415.11.6.4 of the building code as listed in rule 1301:7-7-80 of the Administrative Code for Group H-5 occupancies.

(c) 5003.2.3 Equipment, machinery and alarms. Equipment, machinery and required detection and alarm systems associated with the use, storage or handling of hazardous materials shall be approved.

(d) 5003.2.4 Installation of tanks. Installation of tanks shall be in accordance with paragraphs (C)(2)(d)(i)(5003.2.4.1) to (C)(2)(d)(ii)(a)(5003.2.4.2.1) of this rule.

(i) 5003.2.4.1 Underground tanks. Underground tanks used for the storage of liquid hazardous materials shall be provided with secondary containment. In lieu of providing secondary containment for an underground tank, an aboveground tank in an underground vault complying with paragraph (D)(2)(h)(5704.2.8) of rule 1301:7-7-57 of the Administrative Code shall be permitted.

(ii) 5003.2.4.2 Aboveground tanks. Aboveground stationary tanks used for the storage of hazardous materials shall be located and protected in accordance with the requirements for outdoor storage of the particular material involved as provided by this code.

Exception: Aboveground tanks that are installed in vaults complying with paragraph (C)(16)( 5303.16 ) of rule 1301:7-7-53 of the Administrative Code or paragraph (D)(2)(h)(5704.2.8) of rule 1301:7-7-57 of the Administrative Code shall not be required to comply with location and protection requirements for outdoor storage.

(a) 5003.2.4.2.1 Marking. Aboveground stationary tanks shall be marked as required by paragraph (C)(5)( 5003.5 ) of this rule.

(e) 5003.2.5 Empty containers and tanks. Empty containers and tanks previously used for the storage of hazardous materials shall be free from residual material and vapor as defined by DOTn, the "Resource Conservation and Recovery Act" ("RCRA") or other regulating authority or maintained as specified for the storage of hazardous material.

(f) 5003.2.6 Maintenance. In addition to the requirements of paragraph (C)(2)(c)(5003.2.3) of this rule, equipment, machinery and required detection and alarm systems associated with hazardous materials shall be maintained in an operable condition. Defective containers, cylinders and tanks shall be removed from service, repaired or disposed of in an approved manner. Defective equipment or machinery shall be removed from service and repaired or replaced. Required detection and alarm systems shall be replaced or repaired where defective.

(i) 5003.2.6.1 Tanks out of service for 90 days. Stationary tanks not used for a period of 90 days shall be properly safeguarded or removed in an approved manner. Such tanks shall have the fill line, gauge opening and pump connection secured against tampering. Vent lines shall be properly maintained.

(a) 5003.2.6.1.1 Return to service. Tanks that are to be placed back in service shall be tested in an approved manner.

(ii) 5003.2.6.2 Defective containers and tanks. Defective containers and tanks shall be removed from service, repaired in accordance with approved standards or disposed of in an approved manner.

(g) 5003.2.7 Liquid-level limit control. Atmospheric tanks having a capacity greater than 500 gallons (1893 L) and that contain hazardous material liquids shall be equipped with a liquid-level limit control or other approved means to prevent overfilling of the tank.

(h) 5003.2.8 Seismic protection. Machinery and equipment utilizing hazardous materials shall be braced and anchored in accordance with the seismic design requirements of the building code as listed in rule 1301:7-7-80 of the Administrative Code for the seismic design category in which the machinery or equipment is classified.

(i) 5003.2.9 Testing. The equipment, devices and systems listed in paragraph (C)(2)(i)(i)(5003.2.9.1) of this rule shall be tested at the time of installation and at one of the intervals listed in paragraph (C)(2)(i)(ii)(5003.2.9.2) of this rule. Records of the tests conducted or maintenance performed shall be maintained in accordance with the provisions of paragraph (G)(3)( 107.3 ) of rule 1301:7-7-01 of the Administrative Code.

Exceptions:

1. Periodic testing shall not be required where approved written documentation is provided stating that testing will damage the equipment, device or system and the equipment, device or system is maintained as specified by the manufacturer.

2. Periodic testing shall not be required for equipment, devices and systems that fail in a fail-safe manner.

3. Periodic testing shall not be required for equipment, devices and systems that self-diagnose and report trouble. Records of the self-diagnosis and trouble reporting shall be made available to the fire code official.

4. Periodic testing shall not be required if system activation occurs during the required test cycle for the components activated during the test cycle.

5. Approved maintenance in accordance with paragraph (C)(2)(f)(5003.2.6) of this rule that is performed not less than annually or in accordance with an approved schedule shall be allowed to meet the testing requirements set forth in paragraphs (C)(2)(i)(i)(5003.2.9.1) and (C)(2)(i)(ii)(5003.2.9.2) of this rule.

(i) 5003.2.9.1 Equipment, devices and systems requiring testing. The following equipment, systems and devices shall be tested in accordance with paragraphs (C)(2)(i)(5003.2.9) and (C)(2)(i)(ii)(5003.2.9.2) of this rule.

(a) Gas detection systems, alarms and automatic emergency shutoff valves required by paragraph (D)(2)(b)(x)(6004.2.2.10) of rule 1301:7-7-60 of the Administrative Code for highly toxic and toxic gases.

(b) Limit control systems for liquid level, temperature and pressure required by paragraphs (C)(2)(g)(5003.2.7), (D)(8)( 5004.8 ) and (E)(1)(d)(5005.1.4) of this rule.

(c) Emergency alarm systems and supervision required by paragraphs (D)(9)( 5004.9 ) and (E)(4)(d)(5005.4.4) of this rule.

(d) Monitoring and supervisory systems required by paragraphs (D)(10)( 5004.10 ) and (E)(1)(f)(5005.1.6) of this rule.

(e) Manually activated shutdown controls required by paragraph (C)(1)(a)(i)(6403.1.1.1) of rule 1301:7-7-64 of the Administrative Code for compressed gas systems conveying pyrophoric gases.

(ii) 5003.2.9.2 Testing frequency. The equipment, systems and devices listed in paragraph (C)(2)(i)(i)(5003.2.9.1) of this rule shall be tested at one of the frequencies listed below:

(a) Not less than annually.

(b) In accordance with the approved manufacturers' requirements.

(d) In accordance with an approved schedule.

(3) 5003.3 Release of hazardous materials. Hazardous materials in any quantity shall not be released into a sewer, storm drain, ditch, drainage canal, creek, stream, river, lake or tidal waterway or on the ground, sidewalk, street, highway or into the atmosphere.

Exceptions:

1. The release or emission of hazardous materials is allowed where in compliance with federal, state or local governmental agencies, regulations or permits.

2. The release of pesticides is allowed where used in accordance with registered label directions.

3. The release of fertilizer and soil amendments is allowed where used in accordance with manufacturer's specifications.

(a) 5003.3.1 Unauthorized discharges. Where hazardous materials are released in quantities reportable under state, federal or local regulations, the fire code official shall be notified and the following procedures required in accordance with paragraphs (C)(3)(a)(i)(5003.3.1.1) to (C)(3)(a)(iv)(5003.3.1.4) of this rule.

(i) 5003.3.1.1 Records. Records of the unauthorized discharge of hazardous materials by the responsible person shall be maintained.

(ii) 5003.3.1.2 Preparation. Provisions shall be made for controlling and mitigating unauthorized discharges.

(iii) 5003.3.1.3 Control. Where an unauthorized discharge caused by primary container failure is discovered, the involved primary container shall be repaired or removed from service.

(iv) 5003.3.1.4 Responsibility for cleanup. The person, firm or corporation responsible for an unauthorized discharge shall institute and complete all actions necessary to remedy the effects of such unauthorized discharge, whether sudden or gradual, without cost to the jurisdiction. Where deemed necessary by the fire code official, cleanup can be initiated by the fire department or by an authorized individual or firm. Costs associated with such cleanup shall be borne by the owner, operator or other person responsible for the unauthorized discharge.

(4) 5003.4 Material Safety Data Sheets. Material Safety Data Sheets (MSDS) shall be readily available on the premises for hazardous materials regulated by this rule. Where a hazardous substance is developed in a laboratory, available information shall be documented.

Exception: Designated hazardous waste.

(5) 5003.5 Hazard identification signs. Unless otherwise exempted by the fire code official, visible hazard identification signs as specified in NFPA 704 as listed in rule 1301:7-7-80 of the Administrative Code for the specific material contained shall be placed on stationary containers and aboveground tanks and at entrances to locations where hazardous materials are stored, dispensed, used or handled in quantities requiring a permit and at specific entrances and locations designated by the fire code official.

(a) 5003.5.1 Markings. Individual containers, cartons or packages shall be conspicuously marked or labeled in an approved manner. Rooms or cabinets containing compressed gases shall be conspicuously labeled: "COMPRESSED GAS."

(6) 5003.6 Signs. Unless otherwise provided for in NFPA 704 as listed in rule 1301:7-7-80 of the Administrative Code, signs and markings required by paragraphs (C)(5)( 5003.5 ) and (C)(5)(a)(5003.5.1) of this rule shall not be obscured or removed, shall be in English as a primary language or in symbols allowed by this code, shall be durable, and the size, color and lettering shall be approved.

(7) 5003.7 Sources of ignition. Sources of ignition shall comply with paragraphs (C)(7)(a)(5003.7.1) to (C)(7)(c)(5003.7.3) of this rule.

(a) 5003.7.1 Smoking. Smoking shall be prohibited and "No Smoking" signs provided as follows:

(i) In rooms or areas where hazardous materials are stored or dispensed or used in open systems in amounts requiring a permit in accordance with paragraph (A)(5)( 5001.5 ) of this rule.

(ii) Within 25 feet (7620 mm) of outdoor storage, dispensing or open use areas.

(iii) Facilities or areas within facilities that have been designated as totally no smoking shall have "No Smoking" signs placed at all entrances to the facility or area. Designated areas within such facilities where smoking is permitted either permanently or temporarily, shall be identified with signs designating that smoking is permitted in these areas only.

(iv) In rooms or areas where flammable or combustible hazardous materials are stored, dispensed or used.

Signs required by this paragraph shall be in English as a primary language or in symbols allowed by this code and shall comply with paragraph (J)(310) of rule 1301:7-7-03 of the Administrative Code.

(b) 5003.7.2 Open flames. Open flames and high-temperature devices shall not be used in a manner that creates a hazardous condition and shall be listed for use with the hazardous materials stored or used.

(c) 5003.7.3 Industrial trucks. Powered industrial trucks used in areas designated as hazardous (classified) locations in accordance with NFPA 70 as listed in rule 1301:7-7-80 of the Administrative Code shall be listed and labeled for use in the environment intended in accordance with NFPA 505 as listed in rule 1301:7-7-80 of the Administrative Code.

(8) 5003.8 Construction requirements. Buildings, control areas, enclosures and cabinets for hazardous materials shall be in accordance with paragraphs (C)(8)(a)(5003.8.1) to (C)(8)(g)(ii)(5003.8.7.2) of this rule.

(a) 5003.8.1 Buildings. Buildings, or portions thereof, in which hazardous materials are stored, handled or used shall be constructed in accordance with the building code as listed in rule 1301:7-7-80 of the Administrative Code.

(b) 5003.8.2 Required detached buildings. Group H occupancies containing quantities of hazardous materials in excess of those set forth in Table 5003.8.2 of this rule shall be in detached buildings.

Table 5003.8.2

Detached building required

A detached building is required where the quantity of material exceeds that listed herein
Material	Class	Solids and Liquids (tons)^a,b	Gases (cubic feet)^a,b
Explosives	Division 1.1 Division 1.2 Division 1.3 Division 1.4 Division 1.4^c Division 1.5 Division 1.6	Maximum allowable quantity Maximum allowable quantity Maximum allowable quantity Maximum allowable quantity 1 Maximum allowable quantity Maximum allowable quantity	Not applicable
Oxidizers	Class 4	Maximum allowable quantity	Maximum allowable quantity
Unstable (reactives) detonable	Class 3 or 4	Maximum allowable quantity	Maximum allowable quantity
Oxidizer, liquids and solids	Class 3 Class 2	1,200 2,000	Not applicable
Organic peroxides	Detonable Class I Class II Class III	Maximum allowable quantity Maximum allowable quantity 25 50	Not applicable
Unstable (reactives) nondetonable	Class 3 Class 2	1 25	2,000 10,000
Water reactives	Class 3 Class 2	1 25	Not applicable
Pyrophoric gases	Not applicable	Not applicable	2,000

For SI: 1 pound = 0.454 kg, 1 cubic foot = 0.02832 m³, 1 ton = 2000 lbs. = 907.2 kg.

a. For materials that are detonable, the distance to other buildings or lot lines shall be as specified in the building code as listed in rule 1301:7-7-80 of the Administrative Code. For materials classified as explosives, the required separation distances shall be as specified in rule 1301:7-7-56 of the Administrative Code.

b. "Maximum Allowable Quantity" means the maximum allowable quantity per control area set forth in Table 5003.1.1(1) of this rule.

c. Limited to Division 1.4 materials and articles, including articles packaged for shipment, that are not regulated as an explosive under Bureau of Alcohol, Tobacco, Firearms and Explosives regulations, or unpackaged articles used in process operations that do not propagate a detonation or deflagration between articles, providing the net explosive weight of individual articles does not exceed 1 pound.

(c) 5003.8.3 Control areas. Control areas shall comply with paragraphs (C)(8)(c)(i)(5003.8.3.1) to (C)(8)(c)(v)(5003.8.3.5) of this rule.

(i) 5003.8.3.1 Construction requirements. Control areas shall be separated from each other by fire barriers constructed in accordance with section 707 of the building code as listed in rule 1301:7-7-80 of the Administrative Code or horizontal assemblies constructed in accordance with section 711 of the building code as listed in rule 1301:7-7-80 of the Administrative Code, or both.

(ii) 5003.8.3.2 Percentage of maximum allowable quantities. The percentage of maximum allowable quantities of hazardous materials per control area allowed at each floor level within a building shall be in accordance with Table 5003.8.3.2 of this rule.

Table 5003.8.3.2

Design and number of control areas

Floor level

Percentage of the maximum allowable quantity per control area^a

Number of control areas per floor

Fire-resistance rating for fire barriers in hours^b

Above grade plane

Higher than 9

7-9

12.5

100

Below grade plane

Lower than 2

Not allowed

a. Percentages shall be of the maximum allowable quantity per control area shown in Tables 5003.1.1(1) and 5003.1.1(2) of this rule, with all increases allowed in the footnotes of those tables.

b. Separation shall include fire barriers and horizontal assemblies as necessary to provide separation from other portions of the building.

(iii) 5003.8.3.3 Number. The maximum number of control areas per floor within a building shall be in accordance with Table 5003.8.3.2 of this rule.

(iv) 5003.8.3.4 Fire-resistance rating requirements. The required fire-resistance rating for fire barriers shall be in accordance with Table 5003.8.3.2 of this rule. The floor assembly of the control area and construction supporting the floor of the control area shall have a fire-resistance rating of not less than 2-hours.

Exception: The floor assembly of the control area and the construction supporting the floor of the control area is allowed to be 1-hour fire-resistance rated in buildings of Type IIA, IIIA and VA construction, provided that both of the following conditions exist:

1. The building is equipped throughout with an automatic sprinkler system in accordance with paragraph (C)(3)(a)(i)(903.3.1.1) of rule 1301:7-7-09 of the Administrative Code.

2. The building is three stories or less above grade plane.

(v) 5003.8.3.5 Hazardous materials in Group M display and storage areas and in Group S storage areas. The aggregate quantity of nonflammable solid and nonflammable or noncombustible liquid hazardous materials allowed within a single control area of a Group M display and storage area or a Group S storage area is allowed to exceed the maximum allowable quantities per control area specified in Tables 5003.1.1(1) and 5003.1.1(2) of this rule without classifying the building or use as a Group H occupancy, provided that the materials are displayed and stored in accordance with paragraph (C)(11)( 5003.11 ) of this rule.

(d) 5003.8.4 Gas rooms. Where a gas room is used to increase the maximum allowable quantity per control area or provided to comply with the provisions of rule 1301:7-7-60 of the Administrative Code, the gas room shall be in accordance with paragraphs (C)(8)(d)(i)(5003.8.4.1) and (C)(8)(d)(ii)(5003.8.4.2) of this rule.

(i) 5003.8.4.1 Construction. Gas rooms shall be protected with an automatic sprinkler system. Gas rooms shall be separated from the remainder of the building in accordance with the requirements of the building code as listed in rule 1301:7-7-80 of the Administrative Code based on the occupancy group into which it has been classified.

(ii) 5003.8.4.2 Ventilation system. The ventilation system for gas rooms shall be designed to operate at a negative pressure in relation to the surrounding area. Highly toxic and toxic gases shall also comply with paragraph (D)(2)(b)(vi)(6004.2.2.6) of rule 1301:7-7-60 of the Administrative Code. The ventilation system shall be installed in accordance with the mechanical code as listed in rule 1301:7-7-80 of the Administrative Code.

(e) 5003.8.5 Exhausted enclosures. Where an exhausted enclosure is used to increase maximum allowable quantity per control area or where the location of hazardous materials in exhausted enclosures is provided to comply with the provisions of rule 1301:7-7-60 of the Administrative Code, the exhausted enclosure shall be in accordance with paragraphs (C)(8)(e)(i)(5003.8.5.1) to (C)(8)(e)(iii)(5003.8.5.3) of this rule.

(i) 5003.8.5.1 Construction. Exhausted enclosures shall be of noncombustible construction.

(ii) 5003.8.5.2 Ventilation. Exhausted enclosures shall be provided with an exhaust ventilation system. The ventilation system for exhausted enclosures shall be designed to operate at a negative pressure in relation to the surrounding area. Ventilation systems used for highly toxic and toxic gases shall also comply with (i), (ii) and (iii) of paragraph (D)(1)(b)(6004.1.2) of rule 1301:7-7-60 of the Administrative Code. The ventilation system shall be installed in accordance with the mechanical code as listed in rule 1301:7-7-80 of the Administrative Code.

(iii) 5003.8.5.3 Fire-extinguishing system. Exhausted enclosures where flammable materials are used shall be protected by an automatic fire-extinguishing system in accordance with rule 1301:7-7-09 of the Administrative Code.

(f) 5003.8.6 Gas cabinets. Where a gas cabinet is used to increase the maximum allowable quantity per control area or where the location of compressed gases in gas cabinets is provided to comply with the provisions of rule 1301:7-7-60 of the Administrative Code, the gas cabinet shall be in accordance with paragraphs (C)(8)(f)(i)(5003.8.6.1) to (C)(8)(f)(iii)(5003.8.6.3) of this rule.

(i) 5003.8.6.1 Construction. Gas cabinets shall be constructed in accordance with the following:

(a) Constructed of not less than 0.097 -inch ( 2.5 mm) (No. 12 gage) steel.

(b) Be provided with self-closing limited access ports or noncombustible windows to give access to equipment controls.

(d) Gas cabinet interiors shall be treated, coated or constructed of materials that are compatible with the hazardous materials stored. Such treatment, coating or construction shall include the entire interior of the cabinet.

(ii) 5003.8.6.2 Ventilation. Gas cabinets shall be provided with an exhaust ventilation system. The ventilation system for gas cabinets shall be designed to operate at a negative pressure in relation to the surrounding area. Ventilation systems used for highly toxic and toxic gases shall also comply with items (i), (ii) and (iii) of paragraph (D)(1)(b)(6004.1.2) of rule 1301:7-7-60 of the Administrative Code. The ventilation system shall be installed in accordance with the mechanical code as listed in rule 1301:7-7-80 of the Administrative Code.

(iii) 5003.8.6.3 Maximum number of cylinders per gas cabinet. The number of cylinders contained in a single gas cabinet shall not exceed three.

(g) 5003.8.7 Hazardous materials storage cabinets. Where storage cabinets are used to increase maximum allowable quantity per control area or to comply with this rule, such cabinets shall be in accordance with paragraphs (C)(8)(g)(i)(5003.8.7.1) and (C)(8)(g)(ii)(5003.8.7.2) of this rule.

(i) 5003.8.7.1 Construction. The interior of cabinets shall be treated, coated or constructed of materials that are nonreactive with the hazardous material stored. Such treatment, coating or construction shall include the entire interior of the cabinet. Cabinets shall either be listed in accordance with UL 1275 as listed in rule 1301:7-7-80 of the Administrative Code as suitable for the intended storage or constructed in accordance with the following:

(a) Cabinets shall be of steel having a thickness of not less than 0.0478 inch ( 1.2 mm)(No. 18 gage). The cabinet, including the door, shall be double walled with a 1½ -inch (38 mm) airspace between the walls. Joints shall be riveted or welded and shall be tight fitting. Doors shall be well fitted, self-closing and equipped with a self-latching device.

(b) The bottoms of cabinets utilized for the storage of liquids shall be liquid tight to a minimum height of 2 inches (51 mm).

Electrical equipment and devices within cabinets used for the storage of hazardous gases or liquids shall be in accordance with NFPA 70 as listed in rule 1301:7-7-80 of the Administrative Code.

(ii) 5003.8.7.2 Warning markings. Cabinets shall be clearly identified in an approved manner with red letters on a contrasting background to read:

"HAZARDOUS-KEEP FIRE AWAY."

(9) 5003.9 General safety precautions. General precautions for the safe storage, handling or care of hazardous materials shall be in accordance with paragraphs (C)(9)(a)(5003.9.1) to (C)(9)(j)(5003.9.10) of this rule.

(a) 5003.9.1 Personnel training and written procedures. Persons responsible for the operation of areas in which hazardous materials are stored, dispensed, handled or used shall be familiar with the chemical nature of the materials and the appropriate mitigating actions necessary in the event of fire, leak or spill.

(i) 5003.9.1.1 Fire department liaison. Responsible persons shall be designated and trained to be liaison personnel to the fire department. These persons shall aid the fire department in preplanning emergency responses and identifying the locations where hazardous materials are located, and shall have access to "Material Safety Data Sheets" and be knowledgeable in the site's emergency response procedures.

(b) 5003.9.2 Security. Storage, dispensing, use and handling areas shall be secured against unauthorized entry and safeguarded against inappropriate public access.

(c) 5003.9.3 Protection from vehicles. Guard posts or other approved means shall be provided to protect storage tanks and connected piping, valves and fittings; dispensing areas; and use areas subject to vehicular damage in accordance with paragraph (L)(312) of rule 1301:7-7-03 of the Administrative Code.

(d) 5003.9.4 Electrical wiring and equipment. Electrical wiring and equipment shall be installed and maintained in accordance with NFPA 70 as listed in rule 1301:7-7-80 of the Administrative Code.

(e) 5003.9.5 Static accumulation. Where processes or conditions exist where a flammable mixture could be ignited by static electricity, means shall be provided to prevent the accumulation of a static charge.

(f) 5003.9.6 Protection from light. Materials that are sensitive to light shall be stored in containers designed to protect them from such exposure.

(g) 5003.9.7 Shock padding. Materials that are shock sensitive shall be padded, suspended or otherwise protected against accidental dislodgment and dislodgment during seismic activity.

(h) 5003.9.8 Separation of incompatible materials. Incompatible materials in storage and storage of materials that are incompatible with materials in use shall be separated where the stored materials are in containers having a capacity of more than 5 pounds (2 kg) or 0.5 gallon (2 L). Separation shall be accomplished by:

(i) Segregating incompatible materials in storage by a distance of not less than 20 feet (6096 mm).

(ii) Isolating incompatible materials in storage by a noncombustible partition extending not less than 18 inches (457 mm) above and to the sides of the stored material.

(iii) Storing liquid and solid materials in hazardous material storage cabinets.

(iv) Storing compressed gases in gas cabinets or exhausted enclosures in accordance with paragraphs (C)(8)(e)(5003.8.5) and (C)(8)(f)(5003.8.6) of this rule. Materials that are incompatible shall not be stored within the same cabinet or exhausted enclosure.

(i) 5003.9.9 Shelf storage. Shelving shall be of substantial construction, and shall be braced and anchored in accordance with the seismic design requirements of the building code as listed in rule 1301:7-7-80 of the Administrative Code for the seismic zone in which the material is located. Shelving shall be treated, coated or constructed of materials that are compatible with the hazardous materials stored. Shelves shall be provided with a lip or guard where used for the storage of individual containers.

Exceptions:

1. Storage in hazardous material storage cabinets or laboratory furniture specifically designed for such use.

2. Storage of hazardous materials in amounts not requiring a permit in accordance with paragraph (A)(5)( 5001.5 ) of this rule.

Shelf storage of hazardous materials shall be maintained in an orderly manner.

(j) 5003.9.10 Safety cans. Safety cans shall be listed in accordance with UL 30 as listed in rule 1301:7-7-80 of the Administrative Code where used to increase the maximum allowable quantities per control area of flammable or combustible liquids in accordance with Table 5003.1.1(1) of this rule. Safety cans listed in accordance with UL 1313 as listed in rule 1301:7-7-80 of the Administrative Code are allowed for flammable and combustible liquids where not used to increase the maximum allowable quantities per control area and for other hazardous material liquids in accordance with the listing.

(10) 5003.10 Handling and transportation.In addition to the requirements of paragraph (C)(2)( 5003.2 ) of this rule, the handling and transportation of hazardous materials in corridors or enclosures for stairways and ramps shall be in accordance with paragraphs (C)(10)(a)(5003.10.1) to (C)(10)(c)(vi)(5003.10.3.6) of this rule.

(a) 5003.10.1 Valve protection. Hazardous material gas containers, cylinders and tanks in transit shall have their protective caps in place. Containers, cylinders and tanks of highly toxic or toxic compressed gases shall have their valve outlets capped or plugged with an approved closure device in accordance with rule 1301:7-7-53 of the Administrative Code.

(b) 5003.10.2 Carts and trucks required. Liquids in containers exceeding 5 gallons (19 L) in a corridor or enclosure for a stairway or ramp shall be transported on a cart or truck. Containers of hazardous materials having a hazard ranking of 3 or 4 in accordance with NFPA 704 as listed in rule 1301:7-7-80 of the Administrative Code and transported within corridors or interior exit stairways and ramps, shall be on a cart or truck. Where carts and trucks are required for transporting hazardous materials, they shall be in accordance with paragraph (C)(10)(c)( 5003.103 ) of this rule.

Exceptions:

1. Two hazardous material liquid containers that are hand carried in acceptable safety carriers.

2. Not more than four containers not exceeding 55 gallons (208 L) each that are transported by suitable carts or trucks.

3. Containers and cylinders of compressed gases that are transported by approved hand trucks, and containers and cylinders not exceeding 25 pounds (11 kg), that are hand carried.

4. Solid hazardous materials not exceeding 100 pounds (45 kg), that are transported by approved hand trucks, and a single container not exceeding 50 pounds (23 kg) that is hand carried.

(c) 5003.10.3 Carts and trucks. Carts and trucks required by paragraph (C)(10)(b)(5003.10.2) of this rule to be used to transport hazardous materials shall be in accordance with paragraphs (C)(10)(c)(i)(5003.10.3.1) to (C)(10)(c)(vi)(5003.10.3.6) of this rule.

(i) 5003.10.3.1 Design.Carts and trucks used to transport hazardous materials shall be designed to provide a stable base for the commodities to be transported and shall have a means of restraining containers to prevent accidental dislodgment. Compressed gas cylinders placed on carts and trucks shall be individually restrained.

(ii) 5003.10.3.2 Speed-control devices. Carts and trucks shall be provided with a device that will enable the operator to control safely movement by providing stops or speed-reduction devices.

(iii) 5003.10.3.3 Construction. Construction materials for hazardous material carts or trucks shall be compatible with the material transported. The cart or truck shall be of substantial construction.

(iv) 5003.10.3.4 Spill control. Carts and trucks transporting liquids shall be capable of containing a spill from the largest single container transported.

(v) 5003.10.3.5 Attendance. Carts and trucks used to transport materials shall not obstruct or be left unattended within any part of a means of egress.

(vi) 5003.10.3.6 Incompatible materials. Incompatible materials shall not be transported on the same cart or truck.

(11) 5003.11 Group M storage and display and Group S storage. The aggregate quantity of nonflammable solid and nonflammable or noncombustible liquid hazardous materials stored and displayed within a single control area of a Group M occupancy, or an outdoor control area associated with a Group M or Group S occupancy, or stored in a single control area of a Group S occupancy, is allowed to exceed the maximum allowable quantity per control area indicated in paragraph (C)(1)( 5003.1 ) of this rule where in accordance with paragraphs (C)(11)(a)(5003.11.1) to (C)(11)(c)(xi)(5003.11.3.11) of this rule.

(a) 5003.11.1 Maximum allowable quantity per control area in Group M or S occupancies. The aggregate amount of nonflammable solid and nonflammable or noncombustible liquid hazardous materials stored and displayed within a single control area of a Group M occupancy or stored in a single control area of a Group S occupancy shall not exceed the amounts set forth in Table 5003.11.1 of this rule.

Table 5003.11.1

Maximum allowable quantity per indoor and outdoor control area in Group M and S occupancies-nonflammable solids, nonflammable and noncombustible liquids^d,e,f

Condition		Maximum allowable quantity per control area
Material^a	Class	Solids pounds	Liquids gallons
A. Health-hazard materials-nonflammable and noncombustible solids and liquids
1. Corrosives^b,c	Not applicable	9,750	975
2. Highly Toxics	Not applicable	20^b,c	2^b,c
3. Toxics^b,c	Not applicable	1,000	100
B. Physical-hazard materials-nonflammable and noncombustible solids and liquids
1. Oxidizers^b,c	4	Not allowed	Not allowed
	3	1,150^g	115
	2	2,250^b^h	225
	1	18,000^i,j	1,800^i,j
2. Unstable (reactives)^b,c	4	Not allowed	Not allowed
	3	550	55
	2	1,150	115
	1	Not limited	Not limited
3. Water Reactives	3^b,c	550	55
	2^b,c	1,150	115
	1	Not limited	Not limited

For SI: 1 pound = 0.454 kg, 1 gallon = 3.785 L, 1 cubic foot = 0.02832 m³.

a. Hazard categories are as specified in paragraph (A)(2)(b)(5001.2.2) of this rule.

b. Maximum allowable quantities shall be increased 100 per cent in buildings equipped throughout with an automatic sprinkler system in accordance with paragraph (C)(3)(a)(i)(903.3.1.1) of rule 1301:7-7-09 of the Administrative Code. Where note c also applies, the increase for both notes shall be applied accumulatively.

c. Maximum allowable quantities shall be increased 100 per cent where stored in storage cabinets in accordance with paragraph (C)(8)( 5003.8 ) of this rule. Where note b also applies, the increase for both notes shall be applied accumulatively.

d. See Table 5003.8.3.2 of this rule for design and number of control areas.

e. Maximum allowable quantities for other hazardous material categories shall be in accordance with paragraph (C)(1)( 5003.1 ) of this rule.

f. Maximum allowable quantities shall be increased 100 per cent in outdoor control areas.

g. Maximum allowable quantities shall be increased to 2,250 pounds where individual packages are in the original sealed containers from the manufacturer or packager and do not exceed 10 pounds each.

h. Maximum allowable quantities shall be increased to 4,500 pounds where individual packages are in the original sealed containers from the manufacturer or packager and do not exceed 10 pounds each.

i. Quantities are unlimited where protected by an automatic sprinkler system.

j. Quantities are unlimited in an outdoor control area.

(b) 5003.11.2 Maximum allowable quantity per outdoor control area in Group M or S occupancies. The aggregate amount of nonflammable solid and nonflammable or noncombustible liquid hazardous materials stored and displayed within a single outdoor control area of a Group M occupancy shall not exceed the amounts set forth in Table 5003.11.1 of this rule.

(c) 5003.11.3 Storage and display. Storage and display shall be in accordance with paragraphs (C)(11)(c)(i)(5003.11.3.1) to (C)(11)(c)(xi) (5003.11.3.11) of this rule.

(i) 5003.11.3.1 Density. Storage and display of solids shall not exceed 200 pounds per square foot (976 kg/m²) of floor area actually occupied by solid merchandise. Storage and display of liquids shall not exceed 20 gallons per square foot ( 0.50 L/m²) of floor area actually occupied by liquid merchandise.

(ii) 5003.11.3.2 Storage and display height. Display height shall not exceed 6 feet (1829 mm) above the finished floor in display areas of Group M occupancies. Storage height shall not exceed 8 feet (2438 mm) above the finished floor in storage areas of Group M and Group S occupancies.

(iii) 5003.11.3.3 Container location. Individual containers less than 5 gallons (19 L) or less than 25 pounds (11 kg) shall be stored or displayed on pallets, racks or shelves.

(iv) 5003.11.3.4 Racks and shelves. Racks and shelves used for storage or display shall be in accordance with paragraph (C)(9)(i)(5003.9.9) of this rule.

(v) 5003.11.3.5 Container type. Containers shall be approved for the intended use and identified as to their content.

(vi) 5003.11.3.6 Container size. Individual containers shall not exceed 100 pounds (45 kg) for solids or 10 gallons (38 L) for liquids in storage and display areas.

(vii) 5003.11.3.7 Incompatible materials. Incompatible materials shall be separated in accordance with paragraph (C)(9)(h)(5003.9.8) of this rule.

(viii) 5003.11.3.8 Floors. Floors shall be in accordance with paragraph (D)(12)( 5004.12 ) of this rule.

(ix) 5003.11.3.9 Aisles. Aisles 4 feet (1219 mm) in width shall be maintained on three sides of the storage or display area.

(x) 5003.11.3.10 Signs. Hazard identification signs shall be provided in accordance with paragraph (C)(5)( 5003.5 ) of this rule.

(xi) 5003.11.3.11 Storage plan. A storage plan illustrating the intended storage arrangement, including the location and dimensions of aisles, and storage racks shall be provided.

(12) 5003.12 Outdoor control areas. Outdoor control areas for hazardous materials in amounts not exceeding the maximum allowable quantity per outdoor control area shall be in accordance with the following:

(a) Outdoor control areas shall be kept free from weeds, debris and common combustible materials not necessary to the storage. The area surrounding an outdoor control area shall be kept clear of such materials for not less than 15 feet (4572 mm).

(b) Outdoor control areas shall be located not closer than 20 feet (6096 mm) from a lot line that can be built upon, public street, public alley or public way.

Exceptions:

1. For solid and liquid hazardous materials, a 2-hour fire-resistance-rated wall without openings extending not less than 30 inches (762 mm) above and to the sides of the storage area shall be allowed in lieu of such distance.

2. For compressed gas hazardous materials, unless otherwise specified, the minimum required distances shall not apply where fire barriers without openings or penetrations having a minimum fire-resistance rating of 2 hours interrupt the line of sight between the storage and the exposure. The configuration of the fire barrier shall be designed to allow natural ventilation to prevent the accumulation of hazardous gas concentrations.

(c) Where a property exceeds 10,000 square feet (929 m²), a group of two outdoor control areas is allowed where approved and where each control area is separated by a minimum distance of 50 feet (15 240 mm).

(d) Where a property exceeds 35,000 square feet (3252 m²), additional groups of outdoor control areas are allowed when approved and when each group is separated by a minimum distance of 300 feet (91 440 mm).

(D) Section 5004 Storage

(1) 5004.1 Scope. Storage of hazardous materials in amounts exceeding the maximum allowable quantity per control area as set forth in paragraph (C)(1)( 5003.1 ) of this rule shall be in accordance with paragraphs (A)(5001), (C)(5003) and (D)(5004) of this rule. Storage of hazardous materials in amounts not exceeding the maximum allowable quantity per control area as set forth in paragraph (C)(1)( 5003.1 ) of this rule shall be in accordance with paragraphs (A)(5001) and (C)(5003) of this rule. Retail and wholesale storage and display of nonflammable solid and nonflammable and noncombustible liquid hazardous materials in Group M occupancies and Group S storage shall be in accordance with paragraph (C)(11)( 5003.11 ) of this rule.

(2) 5004.2 Spill control and secondary containment for liquid and solid hazardous materials. Rooms, buildings or areas used for the storage of liquid or solid hazardous materials shall be provided with spill control and secondary containment in accordance with paragraphs (D)(2)(a)(5004.2.1) to (D)(2)(c)(5004.2.3) of this rule.

Exception: Outdoor storage of containers on containment pallets in accordance with paragraph (D)(2)(c)(5004.2.3) of this rule.

(a) 5004.2.1 Spill control for hazardous material liquids. Rooms, buildings or areas used for the storage of hazardous material liquids in individual vessels having a capacity of more than 55 gallons (208 L), or in which the aggregate capacity of multiple vessels exceeds 1,000 gallons (3785 L), shall be provided with spill control to prevent the flow of liquids to adjoining areas. Floors in indoor locations and similar surfaces in outdoor locations shall be constructed to contain a spill from the largest single vessel by one of the following methods:

(i) Liquid-tight sloped or recessed floors in indoor locations or similar areas in outdoor locations.

(ii) Liquid-tight floors in indoor locations or similar areas in outdoor locations provided with liquid-tight raised or recessed sills or dikes.

(iii) Sumps and collection systems.

(iv) Other approved engineered systems.

Except for surfacing, the floors, sills, dikes, sumps and collection systems shall be constructed of noncombustible material, and the liquid-tight seal shall be compatible with the material stored. Where liquid-tight sills or dikes are provided, they are not required at perimeter openings having an open-grate trench across the opening that connects to an approved collection system.

(b) 5004.2.2 Secondary containment for hazardous material liquids and solids. Where required by Table 5004.2.2 of this rule buildings, rooms or areas used for the storage of hazardous materials liquids or solids shall be provided with secondary containment in accordance with this paragraph where the capacity of an individual vessel or the aggregate capacity of multiple vessels exceeds both of the following:

1. Liquids: Capacity of an individual vessel exceeds 55 gallons (208 L) or the aggregate capacity of multiple vessels exceeds 1,000 gallons (3785 L).

2. Solids: Capacity of an individual vessel exceeds 550 pounds (250 kg) or the aggregate capacity of multiple vessels exceeds 10,000 pounds (4540 kg).

Table 5004.2.2

Required secondary containment-hazardous material solids and liquids storage

Material		Indoor storage		Outdoor storage
		Solids	Liquids	Solids	Liquids
1. Physical-hazard materials
Combustible liquids	Class II	Not applicable	See rule 1301:7-7-57 of the Administrative Code	Not applicable	See rule 1301:7-7-57 of the Administrative Code
	Class IIIA		See rule 1301:7-7-57 of the Administrative Code		See rule 1301:7-7-57 of the Administrative Code
	Class IIIB		See rule 1301:7-7-57 of the Administrative Code		See rule 1301:7-7-57 of the Administrative Code
Cryogenic fluids			See rule 1301:7-7-55 of the Administrative Code		See rule 1301:7-7-55 of the Administrative Code
Explosives		See rule 1301:7-7-56 of the Administrative Code		See rule 1301:7-7-56 of the Administrative Code
Flammable liquids	Class IA	Not applicable	See rule 1301:7-7-57 of the Administrative Code	Not applicable	See rule 1301:7-7-57 of the Administrative Code
	Class IB		See rule 1301:7-7-57 of the Administrative Code		See rule 1301:7-7-57 of the Administrative Code
	Class IC		See rule 1301:7-7-57 of the Administrative Code		See rule 1301:7-7-57 of the Administrative Code
Flammable solids		Not required	Not applicable	Not required	Not applicable
Organic peroxides	Unclassified Detonable	Required	Required	Not required	Not required
	Class I
	Class II
	Class III
	Class IV
	Class V	Not required	Not required	Not required	Not required
Oxidizers	Class 4	Required	Required	Not required	Not required
	Class 3
	Class 2
	Class 1	Not required	Not required	Not required	Not required
Pyrophorics		Not required	Required	Not required	Required
Unstable (reactives)	Class 4	Required	Required	Required	Required
	Class 3
	Class 2
	Class 1	Not required	Not required	Not required	Not required
Water reactives	Class 3	Required	Required	Required	Required
	Class 2
	Class 1	Not required	Not required	Not required	Not required
2. Health-hazard materials
Corrosives		Not required	Required	Not required	Required
Highly toxics		Required	Required	Required	Required
Toxics

(i) 5004.2.2.1 Containment and drainage methods. The building, room or area shall contain or drain the hazardous materials and fire protection water through the use of one of the following methods:

(a) Liquid-tight sloped or recessed floors in indoor locations or similar areas in outdoor locations.

(b) Liquid-tight floors in indoor locations or similar areas in outdoor locations provided with liquid-tight raised or recessed sills or dikes.

(d) Drainage systems leading to an approved location.

(e) Other approved engineered systems.

(ii) 5004.2.2.2 Incompatible materials. Incompatible materials used in open systems shall be separated from each other in the secondary containment system.

(iii) 5004.2.2.3 Indoor design. Secondary containment for indoor storage areas shall be designed to contain a spill from the largest vessel plus the design flow volume of fire protection water calculated to discharge from the fire-extinguishing system over the minimum required system design area or area of the room or area in which the storage is located, whichever is smaller. The containment capacity shall be designed to contain the flow for a period of 20 minutes.

(iv) 5004.2.2.4 Outdoor design. Secondary containment for outdoor storage areas shall be designed to contain a spill from the largest individual vessel. If the secondary containment area is open to rainfall, the secondary containment area shall be designed to include the volume of a 24-hour rainfall as determined by a 25-year storm and provisions shall be made to drain accumulations of groundwater and rainwater.

(v) 5004.2.2.5 Monitoring. An approved monitoring method shall be provided to detect hazardous materials in the secondary containment system. The monitoring method is allowed to be visual inspection of the primary or secondary containment, or other approved means. Where secondary containment is subject to the intrusion of water, a monitoring method for detecting water shall be provided. Where monitoring devices are provided, they shall be connected to approved visual or audible alarms.

(vi) 5004.2.2.6 Drainage system design. Drainage systems shall be in accordance with the plumbing code as listed in rule 1301:7-7-80 of the Administrative Code and all of the following:

(a) The slope of floors to drains in indoor locations, or similar areas in outdoor locations shall be not less than 1 per cent.

(b) Drains from indoor storage areas shall be sized to carry the volume of the fire protection water as determined by the design density discharged from the automatic fire-extinguishing system over the minimum required system design area or area of the room or area in which the storage is located, whichever is smaller.

(c) Drains from outdoor storage areas shall be sized to carry the volume of the fire flow and the volume of a 24-hour rainfall as determined by a 25-year storm.

(d) Materials of construction for drainage systems shall be compatible with the materials stored.

(e) Incompatible materials used in open systems shall be separated from each other in the drainage system.

(f) Drains shall terminate in an approved location away from buildings, valves, means of egress, fire access roadways, adjoining property and storm drains.

(c) 5004.2.3 Containment pallets. Where used as an alternative to spill control and secondary containment for outdoor storage in accordance with the exception in paragraph (D)(2)( 5004.2 ) of this rule, containment pallets shall comply with all of the following:

(i) A liquid-tight sump accessible for visual inspection shall be provided.

(ii) The sump shall be designed to contain not less than 66 gallons (250 L).

(iii) Exposed surfaces shall be compatible with material stored.

(iv) Containment of pallets shall be protected to prevent collection of rainwater within the sump.

(3) 5004.3 Ventilation. Indoor storage areas and storage buildings shall be provided with mechanical exhaust ventilation or natural ventilation where natural ventilation can be shown to be acceptable for the materials as stored.

Exception: Storage areas for flammable solids complying with rule 1301:7-7-59 of the Administrative Code.

(a) 5004.3.1 System requirements. Exhaust ventilation systems shall comply with all of the following:

(i) Installation shall be in accordance with the mechanical code as listed in rule 1301:7-7-80 of the Administrative Code.

(ii) Mechanical ventilation shall be at a rate of not less than 1 cubic foot per minute per square foot [ 0.00508 m³/(s*m²)] of floor area over the storage area.

(iii) Systems shall operate continuously unless alternative designs are approved.

(iv) A manual shutoff control shall be provided outside of the room in a position adjacent to the access door to the room or in an approved location. The switch shall be a break-glass or other approved type and shall be labeled: "VENTILATION SYSTEM EMERGENCY SHUTOFF."

(v) Exhaust ventilation shall be designed to consider the density of the potential fumes or vapors released. For fumes or vapors that are heavier than air, exhaust shall be taken from a point within 12 inches (305 mm) of the floor. For fumes or vapors that are lighter than air, exhaust shall be taken from a point within 12 inches (305 mm) of the highest point of the room.

(vi) The location of both the exhaust and inlet air openings shall be designed to provide air movement across all portions of the floor or room to prevent the accumulation of vapors.

(vii) Exhaust air shall not be recirculated to occupied areas if the materials stored are capable of emitting hazardous vapors and contaminants have not been removed. Air contaminated with explosive or flammable vapors, fumes or dusts; flammable, highly toxic or toxic gases; or radioactive materials shall not be recirculated.

(4) 5004.4 Separation of incompatible hazardous materials. Incompatible materials shall be separated in accordance with paragraph (C)(9)(h)(5003.9.8) of this rule.

(5) 5004.5 Automatic sprinkler systems. Indoor storage areas and storage buildings shall be equipped throughout with an automatic sprinkler system in accordance with paragraph (C)(3)(a)(i)(903.3.1.1) of rule 1301:7-7-09 of the Administrative Code. The design of the sprinkler system shall be not less than that required for Ordinary Hazard Group 2 with a minimum design area of 3,000 square feet (279 m²). Where the materials or storage arrangement are required by other regulations to be provided with a higher level of sprinkler system protection, the higher level of sprinkler system protection shall be provided.

(6) 5004.6 Explosion control. Indoor storage rooms, areas and buildings shall be provided with explosion control in accordance with paragraph (K)(911) of rule 1301:7-7-09 of the Administrative Code.

(7) 5004.7 Standby or emergency power. Where mechanical ventilation, treatment systems, temperature control, alarm, detection or other electrically operated systems are required, such systems shall be provided with emergency or standby power in accordance with paragraph (D)(604) of rule 1301:7-7-06 of the Administrative Code.

For storage areas for highly toxic or toxic materials, see paragraphs (D)(2)(b)(viii)(6004.2.2.8) and (D)(3)(d)(ii)(6004.3.4.2) of rule 1301:7-7-60 of the Administrative Code.

(a) 5004.7.1 Exempt applications. Standby or emergency power is not required for mechanical ventilation systems for any of the following:

(i) Storage of Class IB and Class IC flammable and combustible liquids in closed containers not exceeding 6½ gallons (25 L) capacity.

(ii) Storage of Class 1 and 2 oxidizers.

(iii) Storage of Class II, III, IV and V organic peroxides.

(iv) Storage of asphyxiant, irritant and radioactive gases.

(b) 5004.7.2 Fail-safe engineered systems. Standby power for mechanical ventilation, treatment systems and temperature control systems shall not be required where an approved fail-safe engineered system is installed.

(8) 5004.8 Limit controls. Limit controls shall be provided in accordance with paragraphs (D)(8)(a)(5004.8.1) and (D)(8)(b)(5004.8.2) of this rule.

(a) 5004.8.1 Temperature control. Materials that must be kept at temperatures other than normal ambient temperatures to prevent a hazardous reaction shall be provided with an approved means to maintain the temperature within a safe range. Redundant temperature control equipment that will operate on failure of the primary temperature control system shall be provided. Where approved, alternative means that prevent a hazardous reaction are allowed.

(b) 5004.8.2 Pressure control. Stationary tanks and equipment containing hazardous material liquids that can generate pressures exceeding design limits because of exposure fires or internal reaction shall have some form of construction or other approved means that will relieve excessive internal pressure. The means of pressure relief shall vent to an approved location or to an exhaust scrubber or treatment system where required by rule 1301:7-7-60 of the Administrative Code.

(9) 5004.9 Emergency alarm. An approved manual emergency alarm system shall be provided in buildings, rooms or areas used for storage of hazardous materials. Emergency alarm-initiating devices shall be installed outside of each interior exit or exit access door of storage buildings, rooms or areas. Activation of an emergency alarm-initiating device shall sound a local alarm to alert occupants of an emergency situation involving hazardous materials.

(10) 5004.10 Supervision and monitoring. Emergency alarm, detection and automatic fire-extinguishing systems required by paragraph (D)(5004) of this rule shall be electrically supervised and monitored by an approved supervising station or, where approved, shall initiate an audible and visual signal at a constantly attended on-site location.

(11) 5004.11 Clearance from combustibles. The area surrounding an outdoor storage area or tank shall be kept clear of weeds, debris and other combustible materials not necessary to the storage for a minimum distance of 25 feet (7620 mm).

(12) 5004.12 Noncombustible floor. Except for surfacing, floors of storage areas shall be of noncombustible construction.

(13) 5004.13 Weather protection. Where overhead noncombustible construction is provided for sheltering outdoor hazardous material storage areas, such storage shall not be considered indoor storage where the area is constructed in accordance with the requirements for weather protection as required by the building code as listed in rule 1301:7-7-80 of the Administrative Code.

Exception: Storage of explosive materials shall be considered as indoor storage.

(E) Section 5005 Use, dispensing and handling

(1) 5005.1 General. Use, dispensing and handling of hazardous materials in amounts exceeding the maximum allowable quantity per control area set forth in paragraph (C)(1)( 5003.1 ) of this rule shall be in accordance with paragraphs (A)(5001), (C)(5003) and (E)(5005) of this rule. Use, dispensing and handling of hazardous materials in amounts not exceeding the maximum allowable quantity per control area set forth in paragraph (C)(1)( 5003.1 ) of this rule shall be in accordance with paragraphs (A)(5001) and (C)(5003) of this rule.

(a) 5005.1.1 Separation of incompatible materials. Separation of incompatible materials shall be in accordance with paragraph (C)(9)(h)(5003.9.8) of this rule.

(b) 5005.1.2 Noncombustible floor. Except for surfacing, floors of areas where liquid or solid hazardous materials are dispensed or used in open systems shall be of noncombustible, liquid-tight construction.

(c) 5005.1.3 Spill control and secondary containment for hazardous material liquids. Where required by other provisions of paragraph (E)(5005) of this rule, spill control and secondary containment shall be provided for hazardous material liquids in accordance with paragraph (D)(2)( 5004.2 ) of this rule.

(d) 5005.1.4 Limit controls. Limit controls shall be provided in accordance with paragraphs (E)(1)(d)(i)(5005.1.4.1) to (E)(1)(d)(iv)(5005.1.4.4) of this rule.

(i) 5005.1.4.1 High-liquid-level control. Open tanks in which liquid hazardous materials are used shall be equipped with a liquid-level limit control or other means to prevent overfilling of the tank.

(ii) 5005.1.4.2 Low-liquid-level control. Approved safeguards shall be provided to prevent a low-liquid level in a tank from creating a hazardous condition, including but not limited to, overheating of a tank or its contents.

(iii) 5005.1.4.3 Temperature control. Temperature control shall be provided in accordance with paragraph (D)(8)(a)(5004.8.1) of this rule.

(iv) 5005.1.4.4 Pressure control. Pressure control shall be provided in accordance with paragraph (D)(8)(b)(5004.8.2) of this rule.

(e) 5005.1.5 Standby or emergency power. Where mechanical ventilation, treatment systems, temperature control, manual alarm, detection or other electrically operated systems are required by this code, such systems shall be provided with emergency or standby power in accordance with paragraph (D)(604) of rule 1301:7-7-06 of the Administrative Code.

(i) 5005.1.5.1 Exempt applications. Standby power for mechanical ventilation, treatment systems and temperature control systems shall not be required where an approved fail-safe engineered system is installed.

(f) 5005.1.6 Supervision and monitoring. Manual alarm, detection and automatic fire-extinguishing systems required by other provisions of paragraph (E)(5005) of this rule shall be electrically supervised and monitored by an approved supervisory service or, where approved, shall initiate an audible and visual signal at a constantly attended on-site location.

(g) 5005.1.7 Lighting. Adequate lighting by natural or artificial means shall be provided.

(h) 5005.1.8 Fire-extinguishing systems. Indoor rooms or areas in which hazardous materials are dispensed or used shall be protected by an automatic fire-extinguishing system in accordance with rule 1301:7-7-09 of the Administrative Code. Sprinkler system design shall be not less than that required for Ordinary Hazard, Group 2, with a minimum design area of 3,000 square feet (279 m²). Where the materials or storage arrangement are required by other regulations to be provided with higher level of sprinkler system protection, the higher level of sprinkler system protection shall be provided.

(i) 5005.1.9 Ventilation. Indoor dispensing and use areas shall be provided with exhaust ventilation in accordance with paragraph (D)(3)( 5004.3 ) of this rule.

Exception: Ventilation is not required for dispensing and use of flammable solids other than finely divided particles.

(j) 5005.1.10 Liquid transfer. Liquids having a hazard ranking of 3 or 4 in accordance with NFPA 704 as listed in rule 1301:7-7-80 of the Administrative Code shall be transferred by one of the following methods:

(i) From safety cans complying with UL 30 as listed in rule 1301:7-7-80 of the Administrative Code.

(ii) Through an approved closed piping system.

(iii) From containers or tanks by an approved pump taking suction through an opening in the top of the container or tank.

(iv) From containers or tanks by gravity through an approved self-closing or automatic-closing valve where the container or tank and dispensing operations are provided with spill control and secondary containment in accordance with paragraph (D)(2)( 5004.2 ) of this rule. Highly toxic liquids shall not be dispensed by gravity from tanks.

(v) Approved engineered liquid transfer systems.

Exceptions:

1. Liquids having a hazard ranking of 4 where dispensed from approved containers not exceeding 1.3 gallons (5 L).

2. Liquids having a hazard ranking of 3 where dispensed from approved containers not exceeding 5.3 gallons (20 L).

(k) 5005.1.11 Design. Systems shall be suitable for the use intended and shall be designed by persons competent in such design. Controls shall be designed to prevent materials from entering or leaving the process or reaction system at other than the intended time, rate, or path. Where failure of an automatic control could result in a dangerous condition or reaction, the automatic control shall be fail-safe.

(2) 5005.2 Indoor dispensing and use. Indoor dispensing and use of hazardous materials shall be in buildings complying with the building code as listed in rule 1301:7-7-80 of the Administrative Code and in accordance with paragraph (E)(1)( 5005.1 ) and paragraphs (E)(2)(a)(5005.2.1) to (E)(2)(b)(iv)(5005.2.2.4) of this rule.

(a) 5005.2.1 Open systems. Dispensing and use of hazardous materials in open containers or systems shall be in accordance with paragraphs (E)(2)(a)(i)(5005.2.1.1) to (E)(2)(a)(iv)(5005.2.1.4) of this rule.

(i) 5005.2.1.1 Ventilation. Where gases, liquids or solids having a hazard ranking of 3 or 4 in accordance with NFPA 704 as listed in rule 1301:7-7-80 of the Administrative Code are dispensed or used, mechanical exhaust ventilation shall be provided to capture gases, fumes, mists or vapors at the point of generation.

Exception: Gases, liquids or solids that can be demonstrated not to create harmful gases, fumes, mists or vapors.

(ii) 5005.2.1.2 Explosion control. Explosion control shall be provided in accordance with paragraph (D)(6)( 5004.6 ) of this rule where an explosive environment can occur because of the characteristics or nature of the hazardous materials dispensed or used, or as a result of the dispensing or use process.

(iii) 5005.2.1.3 Spill control for hazardous material liquids. Buildings, rooms or areas where hazardous material liquids are dispensed into vessels exceeding a 1.3 -gallon (5 L) capacity or used in open systems exceeding a 5.3 -gallon (20 L) capacity shall be provided with spill control in accordance with paragraph (D)(2)(a)(5004.2.1) of this rule.

(iv) 5005.2.1.4 Secondary containment for hazardous material liquids. Where required by Table 5005.2.1.4 of this rule, buildings, rooms or areas where hazardous material liquids are dispensed or used in open systems shall be provided with secondary containment in accordance with paragraph (D)(2)(b)(5004.2.2) of this rule where the capacity of an individual vessel or system or the capacity of multiple vessels or systems exceeds the following:

(a) Individual vessel or system: greater than 1.3 gallons (5 L).

(b) Multiple vessels or systems: greater than 5.3 gallons (20 L).

Table 5005.2.1.4

Required secondary containment-hazardous material liquids use

Material		Indoor liquids use	Outdoor liquids use
1. Physical-hazard materials
Combustible liquids	Class II	See rule 1301:7-7-57 of the Administrative Code	See rule 1301:7-7-57 of the Administrative Code
	Class III A	See rule 1301:7-7-57 of the Administrative Code	See rule 1301:7-7-57 of the Administrative Code
	Class III B	See rule 1301:7-7-57 of the Administrative Code	See rule 1301:7-7-57 of the Administrative Code
Cryogenic fluids		See rule 1301:7-7-55 of the Administrative Code	See rule 1301:7-7-55 of the Administrative Code
Explosives		See rule 1301:7-7-56 of the Administrative Code	See rule 1301:7-7-56 of the Administrative Code
Flammable liquids	Class IA	See rule 1301:7-7-57 of the Administrative Code	See rule 1301:7-7-57 of the Administrative Code
	Class IB	See rule 1301:7-7-57 of the Administrative Code	See rule 1301:7-7-57 of the Administrative Code
	Class IC	See rule 1301:7-7-57 of the Administrative Code	See rule 1301:7-7-57 of the Administrative Code
Flammable solids		Not applicable	Not applicable
Organic peroxides	Unclassified Detonable	Required	Required
	Class I
	Class II
	Class III
	Class IV
	Class V	Not required	Not required
Oxidizers	Class 4	Required	Required
	Class 3
	Class 2
	Class 1
Pyrophorics		Required	Required
Unstable (reactives)	Class 4	Required	Required
	Class 3
	Class 2
	Class 1	Not required	Required
Water reactives	Class 3	Required	Required
	Class 2
	Class 1	Not required	Required
2. Health-hazard materials
Corrosives		Required	Required
Highly toxics
Toxics

(b) 5005.2.2 Closed systems. Use of hazardous materials in closed containers or systems shall be in accordance with paragraphs (E)(2)(b)(i)(5005.2.2.1) to (E)(2)(b)(iv)(5005.2.2.4) of this rule.

(i) 5005.2.2.1 Ventilation. Where closed systems are designed to be opened as part of normal operations, ventilation shall be provided in accordance with paragraph (E)(2)(a)(i)(5005.2.1.1) of this rule.

(ii) 5005.2.2.2 Explosion control. Explosion control shall be provided in accordance with paragraph (D)(6)( 5004.6 ) of this rule where an explosive environment exists because of the hazardous materials dispensed or used, or as a result of the dispensing or use process.

Exception: Where process vessels are designed to contain fully the worst-case explosion anticipated within the vessel under process conditions based on the most likely failure.

(iii) 5005.2.2.3 Spill control for hazardous material liquids. Buildings, rooms or areas where hazardous material liquids are used in individual vessels exceeding a 55-gallon (208 L) capacity shall be provided with spill control in accordance with paragraph (D)(2)(a)(5004.2.1) of this rule.

(iv) 5005.2.2.4 Secondary containment for hazardous material liquids. Where required by Table 5005.2.1.4 of this rule, buildings, rooms or areas where hazardous material liquids are used in vessels or systems shall be provided with secondary containment in accordance with paragraph (D)(2)(b)(5004.2.2) of this rule where the capacity of an individual vessel or system or the capacity of multiple vessels or systems exceeds the following:

(a) Individual vessel or system: greater than 55 gallons (208 L).

(b) Multiple vessels or systems: greater than 1,000 gallons (3785 L).

(3) 5005.3 Outdoor dispensing and use. Dispensing and use of hazardous materials outdoors shall be in accordance with paragraphs (E)(3)(a)(5005.3.1) to (E)(3)(i)(5005.3.9) of this rule.

(a) 5005.3.1 Quantities exceeding the maximum allowable quantity per control area. Outdoor dispensing or use of hazardous materials, in either closed or open containers or systems, in amounts exceeding the maximum allowable quantity per control area indicated in Tables 5003.1.1(3) and 5003.1.1(4) of this rule shall be in accordance with paragraphs (A)(5001), (C)(5003), (E)(1)( 5005.1 ) and (E)(3)( 5005.3 ) of this rule.

(b) 5005.3.2 Quantities not exceeding the maximum allowable quantity per control area. Outdoor dispensing or use of hazardous materials, in either closed or open containers or systems, in amounts not exceeding the maximum allowable quantity per control area indicated in Tables 5003.1.1(3) and 5003.1.1(4) of this rule shall be in accordance with paragraphs (A)(5001) and (C)(5003) of this rule.

(c) 5005.3.3 Location. Outdoor dispensing and use areas for hazardous materials shall be located as required for outdoor storage in accordance with paragraph (D)(5004) of this rule.

(d) 5005.3.4 Spill control for hazardous material liquids in open systems. Outdoor areas where hazardous material liquids are dispensed into vessels exceeding a 1.3 -gallon (5 L) capacity or used in open systems exceeding a 5.3 -gallon (20 L) capacity shall be provided with spill control in accordance with paragraph (D)(2)(a)(5004.2.1) of this rule.

(e) 5005.3.5 Secondary containment for hazardous material liquids in open systems. Where required by Table 5005.2.1.4 of this rule, outdoor areas where hazardous material liquids are dispensed or used in open systems shall be provided with secondary containment in accordance with paragraph (D)(2)(b)(5004.2.2) of this rule where the capacity of an individual vessel or system or the capacity of multiple vessels or systems exceeds the following:

(i) Individual vessel or system: greater than 1.3 gallons (5 L).

(ii) Multiple vessels or systems: greater than 5.3 gallons (20 L).

(f) 5005.3.6 Spill control for hazardous material liquids in closed systems. Outdoor areas where hazardous material liquids are used in closed systems exceeding 55 gallons (208 L) shall be provided with spill control in accordance with paragraph (D)(2)(a)(5004.2.1) of this rule.

(g) 5005.3.7 Secondary containment for hazardous material liquids in closed systems. Where required by Table 5005.2.1.4 of this rule, outdoor areas where hazardous material liquids are dispensed or used in closed systems shall be provided with secondary containment in accordance with paragraph (D)(2)(b)(5004.2.2) of this rule where the capacity of an individual vessel or system or the capacity of multiple vessels or systems exceeds the following:

(i) Individual vessel or system: greater than 55 gallons (208 L).

(ii) Multiple vessels or systems: greater than 1,000 gallons (3785 L).

(h) 5005.3.8 Clearance from combustibles. The area surrounding an outdoor dispensing or use area shall be kept clear of combustible materials and vegetation for a minimum distance of 30 feet (9144 mm).

(i) 5005.3.9 Weather protection. Where overhead noncombustible construction is provided for sheltering outdoor hazardous material use areas, such use shall not be considered indoor use where the area is constructed in accordance with the requirements for weather protection as required in the building code as listed in rule 1301:7-7-80 of the Administrative Code.

Exception: Use of explosive materials shall be considered as indoor use.

(4) 5005.4 Handling. Handling of hazardous materials shall be in accordance with paragraphs (E)(4)(a)(5005.4.1) to (E)(4)(d)(5005.4.4) of this rule.

(a) 5005.4.1 Quantities exceeding the maximum allowable quantity per control area. Handling of hazardous materials in indoor and outdoor locations in amounts exceeding the maximum allowable quantity per control area indicated in Tables 5003.1.1(1) to 5003.1.1(4) of this rule shall be in accordance with paragraphs (A)(5001), (C)(5003), (E)(1)( 5005.1 ) and (E)(4)( 5005.4 ) of this rule.

(b) 5005.4.2 Quantities not exceeding the maximum allowable quantity per control area. Handling of hazardous materials in indoor locations in amounts not exceeding the maximum allowable quantity per control area indicated in Tables 5003.1.1(1) and 5003.1.1(2) of this rule shall be in accordance with paragraphs (A)(5001), (C)(5003) and (E)(1)( 5005.1 ) of this rule. Handling of hazardous materials in outdoor locations in amounts not exceeding the maximum allowable quantity per control area indicated in Tables 5003.1.1(3) and 5003.1.1(4) of this rule shall be in accordance with paragraphs (A)(5001) and (C)(5003) of this rule.

(c) 5005.4.3 Location. Outdoor handling areas for hazardous materials shall be located as required for outdoor storage in accordance with paragraph (D)(5004) of this rule.

(d) 5005.4.4 Dispensing use and handling. Where hazardous materials having a hazard ranking of 3 or 4 in accordance with NFPA 704 as listed in rule 1301:7-7-80 of the Administrative Code are transported through corridors, interior exit stairways or ramps or exit passageways, there shall be an emergency telephone system, a local manual alarm station or an approved alarm-initiating device at not more than 150-foot (45 720 mm) intervals and at each exit and exit access doorway throughout the transport route. The signal shall be relayed to an approved central, proprietary or remote station service or a constantly attended on-site location and shall also initiate a local audible alarm.

Replaces: 1301:7-7-50

Notes

Ohio Admin. Code 1301:7-7-50

Effective: 1/5/2019
Five Year Review (FYR) Dates: 12/15/2022
Promulgated Under: 119.03
Statutory Authority: 3737.83, 3737.82, 3737.22
Rule Amplifies: 3737.22, 3743, 3737.83, 3737.82
Prior Effective Dates: 07/01/1979, 06/01/1985, 06/15/1992, 07/01/1993, 09/01/1993, 09/01/1995, 03/30/1998, 01/03/2000, 09/01/2005, 07/01/2007, 11/01/2011, 12/15/2017

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