The terms used in Iowa Code section
92.8 are defined and applied as
specified in this rule.
(1)
"Work activities in or about plants or establishments manufacturing or
storing explosives or articles containing explosive components" means:
a. All activities in or about any plant or
establishment (other than retail establishments or plants or establishments of
the type described in paragraph "b") manufacturing or storing
explosives or articles containing explosive components except where the
activities are performed in a "nonexplosive area."
b. The following activities in or about any
plant or establishment manufacturing or storing small-arms ammunition not
exceeding .60 caliber in size, shotgun shells, or blasting caps when
manufactured or stored in conjunction with the manufacture of small-arms
ammunition:
(1) All activities involved in
the manufacturing, mixing, transporting, or handling of explosive compounds in
the manufacture of small-arms ammunition and all other activities requiring the
performance of any duties in the explosives area in which explosive compounds
are manufactured or mixed.
(2) All
activities involved in the manufacturing, transporting, or handling of primers
and all other activities requiring the performance of any duties in the same
building in which primers are manufactured.
(3) All activities involved in the priming of
cartridges and all other activities requiring the performance of any duties in
the same workroom in which rim-fire cartridges are primed.
(4) All activities involved in the plate
loading of cartridges and in the operation of automatic loading
machines.
(5) All activities
involved in the loading, inspecting, packing, shipping and storage of blasting
caps.
c. Definitions.
"Explosives" and "articles
containing explosive components" means and includes ammunition, black
powder, blasting caps, fireworks, high explosives, primers, smokeless powder,
and all goods classified and defined as explosives by the Interstate Commerce
Commission in regulations for the transportation of explosives and other
dangerous substances by common carriers (49 CFR Parts 71-78, in effect July 1,
1987).
"Nonexplosive area" means an area where none
of the work performed in the area involves the handling or use of explosives;
the area is separated from the explosives area by a distance not less than that
prescribed in the American Table of Distances for the protection of inhabited
buildings; the area is separated from the explosives area by a fence or is
otherwise located so that it constitutes a definite designated area; and
satisfactory controls have been established to prevent employees under 18 years
of age within the area from entering any area in or about the plant which does
not meet the criteria of this definition.
"Plant or establishment manufacturing or storing
explosives or articles containing explosive components" means the land
with all the buildings and other structures thereon used in connection with the
manufacturing or processing or storing of explosives or articles containing
explosive components.
Nothing in this subrule shall be construed to prohibit light
assembly work that is away from machines, and nothing in this subrule shall be
construed to prohibit selling or assisting in the sale of consumer fireworks in
accordance with Iowa Code section
10A.519.
This subrule is intended to implement Iowa Code section
92.8(1).
(2)
"Logging
and the operation of any sawmill, lath mill, shingle mill, or cooperage-stock
mill" means all related activities with the following exceptions:
a. Exceptions applying to logging:
(1) Work in offices or in repair or
maintenance shops.
(2) Work in the
construction, operation, repair or maintenance of living and administrative
quarters or logging camps.
(3) Work
in timber cruising, surveying, or logging-engineering parties; work in the
repair or maintenance of roads, railroads, or flumes; work in forest
protection, such as clearing fire trails or roads, piling and burning slash,
maintaining firefighting equipment, constructing and maintaining telephone
lines, or acting as fire lookout or fire patrol person away from the actual
logging operations. This exception shall not apply to the felling or bucking of
timber, the collecting or transporting of logs, the operation of power-driven
machinery, the handling or use of explosives, and work on trestles.
(4) Peeling of fence posts, pulpwood,
chemical wood, excelsior wood, cordwood, or similar products, when not done in
conjunction with and at the same time and place as other logging activities
prohibited by this subrule.
(5)
Work in the feeding or care of animals.
b. Exceptions applying to the operation of
any permanent sawmill or the operation of any lath mill, shingle mill, or
cooperage-stock mill:
(1) Work in offices or
in repair or maintenance shops.
(2)
Straightening, marking, or tallying lumber on the dry chain or the dry drop
sorter.
(3) Pulling lumber from the
dry chain.
(4) Cleanup in the
lumberyard.
(5) Piling, handling,
or shipping of cooperage stock in yards or storage sheds, other than operating
or assisting in the operation of power-driven equipment.
(6) Clerical work in yards or shipping sheds,
such as done by order persons, tally persons, and shipping clerks.
(7) Cleanup work outside shake and shingle
mills, except when the mill is in operation.
(8) Splitting shakes manually from precut and
split blocks with a froe and mallet, except inside the mill building or
cover.
(9) Packing shakes into
bundles when done in conjunction with splitting shakes manually with a froe and
mallet, except inside the mill building or cover.
(10) Manual loading of bundles of shingles or
shakes into trucks or railroad cars, provided that the employer has on file a
statement from a licensed doctor of medicine or osteopathy certifying the minor
capable of performing this work without injury. The exceptions in paragraph
"b," subparagraphs (1) to (10), do not apply to a portable
sawmill the lumberyard of which is used only for the temporary storage of green
lumber and in connection with which no office or repair or maintenance shop is
ordinarily maintained and work which entails entering the sawmill building.
Definitions.
"Logging" means all work performed in
connection with the felling of timbers; the bucking or converting of timber
into logs, poles, piles, ties, bolts, pulpwood, chemical wood, excelsior wood,
cordwood, fence posts, or similar products; the collecting, skidding, yarding,
loading, transporting and unloading of these products in connection with
logging; the constructing, repairing and maintaining of roads, railroads,
flumes, or camps used in connection with logging; the moving, installing,
rigging, and maintenance of machinery or equipment used in logging; and other
work performed in connection with logging. The term shall not apply to work
performed in timber culture, timber-stand improvement, or in emergency
firefighting.
"All activities in the operation of any sawmill, lath
mill, shingle mill, or cooperage-stock mill" means all work performed
in or about any mill in connection with storing of logs and bolts; converting
logs or bolts into sawn lumber, laths, shingles, or cooperage stock; storing,
drying, and shipping lumber, laths, shingles, cooperage stock, or other
products of the mills and other work performed in connection with the operation
of any sawmill, lath mill, shingle mill, or cooperage-stock mill. The term
shall not include work performed in the planing-mill department or other
remanufacturing departments of any sawmill, or in any planing mill or
remanufacturing plant not a part of a sawmill.
This subrule is intended to implement Iowa Code section
92.8(2).
(3)
"Operation of power-driven woodworking machines" means
operating power-driven woodworking machines including supervision or
controlling the operation of the machines, feeding material into the machines,
and helping the operator to feed material into the machines, but not including
the placing of material on a moving chain or in a hopper or slide for automatic
feeding. Also included are activities of setting up, adjusting, repairing,
oiling or cleaning power-driven woodworking machines and the operations of
off-bearing from circular saws and from guillotine-action veneer clippers.
Definitions.
"Off-bearing" means the removal of material
or refuse directly from a saw table or from the point of operation. Operations
not considered as off-bearing within the intent of this subrule include:
a. The removal of material or refuse from a
circular saw or guillotine-action veneer clipper where the material or refuse
has been conveyed away from the saw table or point of operation by a gravity
chute or by some mechanical means such as a moving belt or expansion roller,
and
b. The following operations
when they do not involve the removal of material or refuse directly from a saw
table or from the point of operation; the carrying, moving or transporting of
materials from one machine to another or from one part of a plant to another;
the piling, stacking, or arranging of materials for feeding into a machine by
another person; and the sorting, tying, bundling or loading of
materials.
"Power-driven woodworking machines" means
all fixed or portable machines or tools driven by power and used or designed
for cutting, shaping, forming, surfacing, nailing, stapling, wire stitching,
fastening or otherwise assembling, pressing or printing wood or veneer.
This subrule is intended to implement Iowa Code section
92.8(3).
(4)
"Work activities involving
exposure to radioactive substances and to ionizing radiations" means
activity in any workroom in which radium is stored or used in the manufacture
of self-luminous compound; self-luminous compound is made, processed or
packaged; self-luminous compound is stored, used or worked upon; incandescent
mantles are made from fabric and solutions containing thorium salts, or are
processed or packaged; and other radioactive substances are present in the air
in average concentrations exceeding 10 percent of the maximum permissible
concentrations in the air recommended for occupational exposure by the National
Committee on Radiation Protection, as set forth in the 40-hour week column of
Table One of the National Bureau of Standards Handbook No. 69 entitled "Maximum
Permissible Body Burdens and Maximum Permissible Concentrations of
Radionuclides in Air and in Water for Occupational Exposure," June 5, 1959.
Also included is any other work which involves exposure to
ionizing radiations in excess of 0.5 rem per year.
Definitions.
"Ionizing radiations" means alpha and beta
particles, electrons, protons, neutrons, gamma and X-ray and all other
radiations which produce ionizations directly or indirectly, but does not
include electromagnetic radiations other than gamma and X-ray.
"Self-luminous compound" means any mixture
of phosphorescent material and radium, mesothorium or other radioactive
element.
"Workroom" means the entire area bounded by
walls of solid material and extending from floor to ceiling.
This subrule is intended to implement Iowa Code section
92.8(4).
(5)
"Operation of
elevators and other power-driven hoisting apparatus" means:
a. Work of operating an elevator, crane,
derrick, hoist, or high-lift truck, except operating an unattended automatic
operation passenger elevator or an electric or air-operated hoist not exceeding
one-ton capacity.
b. Work which
involves riding on a manlift or on a freight elevator, except a freight
elevator operated by an assigned operator.
c. Work of assisting in the operation of a
crane, derrick or hoist performed by crane hookers, crane chasers, hookers-on,
riggers, rigger helpers, and like activities.
d. Exception. Iowa Code section
92.8(5) shall
not prohibit the operation of an automatic elevator and an automatic signal
operation elevator provided that the exposed portion of the car interior
(exclusive of vents and other necessary small openings), the car door and the
hoistway doors are constructed of solid surfaces without any opening through
which a part of the body may extend; all hoistway openings at floor level have
doors which are interlocked with the car door so as to prevent the car from
starting until all doors are closed and locked; the elevator (other than
hydraulic elevators) is equipped with a device which will stop and hold the car
in case of overspeed or if the cable slackens or breaks; and the elevator is
equipped with upper and lower travel limit devices which will normally bring
the car to rest at either terminal and a final limit switch which will prevent
the movement in either direction and will open in case of excessive over-travel
by the car.
e. Definitions.
"Automatic elevator" means any passenger
elevator, a freight elevator or a combination passenger-freight elevator, the
operation of which is controlled by push buttons in a manner that the starting,
going to the landing selected, leveling and holding, and the opening and
closing of the car and hoistway doors are entirely automatic.
"Automatic signal operation elevator" means
an elevator which is started in response to the operation of a switch (such as
a lever or push button) in the car which when operated by the operator actuates
a starting device that automatically closes the car and hoistway doors-from
this point on, the movement of the car to the landing selected, leveling and
holding when it gets there, and the opening of the car and hoistway doors are
entirely automatic.
"Crane" means any power-driven machine for
lifting and lowering a load and moving it horizontally, in which the hoisting
mechanism is an integral part of the machine. The term shall include all types
of cranes, such as cantilever gantry, crawler, gantry, hammerhead, ingot
pouring, jib, locomotive, motor truck, overhead traveling, pillar jib, pintle,
portal, semigantry, semiportal, storage bridge, tower, walking jib, and wall
cranes.
"Derrick" means any power-driven apparatus
consisting of a mast or equivalent members held at the top by guys or braces,
with or without a boom, for use with a hoisting mechanism or operating ropes.
The term shall include all types of derricks, such as A-frame, breast, Chicago
boom, gin-pole, guy and stiff-leg derrick.
"Elevator" means any power-driven hoisting
or lowering mechanism equipped with a car or platform which moves in guides in
a substantially vertical direction. The term shall include both passenger and
freight elevators, (including portable elevators or tiering machines), but
shall not include dumbwaiters.
"High-lift truck" means any power-driven
industrial type of truck used for lateral transportation that is equipped with
a power-operated lifting device usually in the form of a fork or platform
capable of tiering loaded pallets or skids one above the other. Instead of a
fork or platform, the lifting device may consist of a ram, scoop, shovel,
crane, revolving fork, or other attachments for handling specific loads. The
term shall mean and include high-lift trucks known as fork lifts, fork trucks,
fork-lift trucks, tiering trucks, or stacking trucks, but shall not mean
low-lift trucks or low-lift platform trucks that are designed for the
transportation of, but not the tiering of, material.
"Hoist" means any power-driven apparatus for
raising or lowering a load by the application of a pulling force that does not
include a car or platform running in guides. The term includes all types of
hoists, such as base-mounted electric, clevis suspension, hook suspension,
monorail, overhead electric, simple drum and trolley suspension hoists.
"Manlift" means any device intended for the
conveyance of persons which consists of platforms or brackets mounted on, or
attached to, an endless belt, cable, chain or similar method of suspension; the
belt, cable or chain operating in a substantially vertical direction and being
supported by and driven through pulleys, sheaves or sprockets at the top and
bottom.
This subrule is intended to implement Iowa Code section
92.8(5).
(6)
"Operation
of power-driven metal forming, punching and shearing machines" means
being the operator of or helper on the following power-driven metal forming,
punching, and shearing machines.
a. All
rolling machines, such as beading, straightening, corrugating, flanging, or
bending rolls; and hot or cold rolling mills.
b. All pressing or punching machines, such as
punch presses except those provided with full automatic feed and ejection and
with a fixed barrier guard to prevent the hands or fingers of the operator from
entering the area between the dies; power presses; and plate punches.
c. All bending machines, such as apron brakes
and press brakes.
d. All hammering
machines, such as drop hammers and power hammers.
e. All shearing machines, such as guillotine
or squaring shears, alligator shears and rotary shears.
Also included are the occupations of setting up, adjusting,
repairing, oiling, or cleaning these machines including those with automatic
feed and ejection.
"Forming, punching and shearing machines"
means power-driven metal-working machines, other than machine tools, which
change the shape of or cut metal by means of tools, such as dies, rolls or
knives which are mounted on rams, plungers or other moving parts. Types of
forming, punching, and shearing machines enumerated in this subrule are the
machines to which the designation is by custom applied.
"Helper" means a person who assists in the
operation of a machine covered by this subrule by helping place materials into
or remove them from the machine.
"Operator" means a person who operates a
machine covered by this subrule by performing functions such as starting or
stopping the machine, placing materials into or removing them from the machine,
or any other functions directly involved in operation of the machine.
This subrule is intended to implement Iowa Code section
92.8(6).
(7)
"Mining" means all work performed underground in mines and
quarries; underground working, open-pit, or surface part of any coal-mining
plant that contribute to the extraction, grading, cleaning, or other handling
of coal; on the surface at underground mines and underground quarries; in or
about open-cut mines, open quarries, clay pits, and sand and gravel operations;
at or about placer mining operations; at or about dredging operations for clay,
sand or gravel; at or about bore-hole mining operations; in or about all metal
mills, washer plants, or grinding mills reducing the bulk of the extracted
minerals; and at or about any other crushing, grinding, screening, sizing,
washing or cleaning operations performed upon the extracted minerals except
where the operations are performed as a part of a manufacturing process.
The term "mining" shall not include:
a. Work performed in subsequent manufacturing
or processing operations, such as work performed in smelters,
electro-metallurgical plants, refineries, reduction plants, cement mills,
plants where quarried stone is cut, sanded and further processed, or plants
manufacturing clay, glass or ceramic products.
b. Work performed in connection with
petroleum production, in natural gas production, or in dredging operations
which are not a part of mining operations, such as dredging for construction or
navigation purposes.
c. Work in
offices, in the warehouse or supply house, in the change house, in the
laboratory, and in repair or maintenance shops not located
underground.
d. Work in the
operation and maintenance of living quarters.
e. Work outside the mine in surveying, in the
repair and maintenance of roads, and in general cleanup about the mine property
such as clearing brush and digging drainage ditches.
f. Work of track crews in the building and
maintaining of sections of railroad track located in those areas of open-cut
metal mines where mining and haulage activities are not being conducted at the
time and place that the building and maintenance work is being done.
g. Work in or about surface placer mining
operations other than placer dredging operations and hydraulic placer mining
operations.
h. Work in metal mills
other than in mercury-recovery mills or mills using the cyanide process
involving the operation of jigs, sludge tables, flotation cells, or
drier-filters; hand-sorting at picking table or picking belts; or general
cleanup.
Nothing in this subrule shall be construed to permit any
employment of minors in any other activity otherwise prohibited by Iowa Code
chapter 92.
This subrule is intended to implement Iowa Code section
92.8(7).
(8)
"Work
activities in or about slaughtering and meat packing establishments and
rendering plants" means:
a. All
activities on the killing floor, in curing cellars, and in hide cellars, except
the work of messengers, runners, hand truckers and similar activities which
require entering workrooms or workplaces infrequently and for short periods of
time.
b. All activities involved in
the recovery of lard and oils, except packaging and shipping of the products
and the operation of lard-roll machines.
c. All activities involved in tankage or
rendering of dead animals, animal offal, animal fats, scrap meats, blood, and
bones into stock feeds, tallow, inedible greases, fertilizer ingredients, and
similar products.
d. All activities
involved in the operation or feeding of the following power-driven meat
processing machines, including setting up, adjusting, repairing, oiling, or
cleaning the machines regardless of the product being processed by these
machines (including, for example, the slicing in a retail delicatessen of meat,
poultry, seafood, bread, vegetables, or cheese, etc.):
1. Meat patty forming machines, meat and bone
cutting saws, knives (except bacon-slicing machines), head splitters, and
guillotine cutters;
2. Snout
pullers and jaw pullers;
3.
Skinning machines;
4. Horizontal
rotary washing machines;
5.
Casing-cleaning machines such as crushing, stripping, and finishing
machines;
6. Grinding, mixing,
chopping, and hashing machines; and
7. Presses (except belly-rolling
machines).
e. All boning
activities.
f. All activities
involving the pushing or dropping of any suspended carcass, half carcass, or
quarter carcass.
g. All activities
involving hand-lifting or hand-carrying any carcass or half carcass of beef,
pork, or horse, or any quarter carcass of beef or horse.
Definitions.
"Boning" means the removal of bones from
meat cuts. It does not include cutting, scraping or trimming meat from cuts
containing bones.
"Curing cellar" means the workroom or
workplace which is primarily devoted to the preservation and flavoring of meat
by curing materials. It does not include the workroom or workplace where meats
are smoked.
"Hide cellar" means the workroom or
workplace where hides are graded, trimmed, salted, and otherwise cured.
"Killing floor" means the workroom or
workplace where cattle, calves, hogs, sheep, lambs, goats, or horses are
immobilized, shackled, or killed, and the carcasses are dressed prior to
chilling.
"Rendering plants" means establishments
engaged in the conversion of dead animals, animal offal, animal fats, scrap
meats, blood, and bones into stock feeds, tallow, inedible greases, fertilizer
ingredients and similar products.
"Slaughtering and meat packing
establishments" means places in or about which cattle, calves, hogs,
sheep, lambs, goats, or horses, poultry, rabbits or small game are killed,
processed or butchered and establishments which manufacture or process meat
products or sausage casings from these animals.
This subrule is intended to implement Iowa Code section
92.8(8).
(9)
"Operation
of certain power-driven bakery machines" means operating, assisting to
operate or setting up, adjusting, repairing, oiling, or cleaning any horizontal
or vertical dough mixer; batter mixer; bread dividing, rounding, or molding
machine; dough brake; dough sheeter; combination bread slicing and wrapping
machines; or cake cutting band saw and setting up or adjusting a cookie or
cracker machine. However, this definition does not apply to the operation of
pizza dough rollers that are a type of dough sheeter that have been constructed
with safeguards contained in the basic design so as to prevent fingers, hands,
or clothing from being caught in the in-running point of the rollers, that have
gears that are completely enclosed, and that have microswitches that disengage
the machinery if the backs or sides of the rollers are removed, only when all
the safeguards detailed in Iowa Code section
92.8(9) are
present on the machinery, are operational, and have not been overridden.
This subrule is intended to implement Iowa Code section
92.8(9).
(10)
"Operation of
paper-products machines" means operating or assisting to operate any
of the following power-driven paper-products machines and includes:
a. Arm-type wire stitcher or stapler,
circular or band saw, corner cutter or mitering machine, corrugating and
single- or double-facing machine, envelope die-cutting press, guillotine paper
cutter or shear, horizontal bar scorer, laminating or combining machine,
sheeting machine, scrap-paper baler, or vertical slotter.
b. Platen die-cutting press, platen printing
press, or punch press which involves hand feeding of the machine.
c. The activities of setting up, adjusting,
repairing, oiling, or cleaning the machines in paragraphs"a"
and "b" of this subrule including those which do not involve
hand feeding.
d. Loading material
into paper/cardboard balers except when the machine is powered off and the key
is stored in a separate area from the machine.
Definitions.
"Operating or assisting to operate" means
all work which involves starting or stopping a machine covered by this subrule,
placing materials into or removing them from the machine, or any other work
directly involved in operating the machine except loading material into balers
when the machine is powered off and the key is stored in a separate area from
the machine.
"Paper-products machine" means power-driven
machines used in:
1. The remanufacture
or conversion of paper or pulp into a finished product, including the
preparation of materials for recycling.
2. The preparation of materials for disposal.
The term applies to the machines whether they are used in establishments that
manufacture converted paper or pulp products, or in any other type of
manufacturing or nonmanufacturing establishments.
This subrule is intended to implement Iowa Code section
92.8(10).
(11)
"Manufacturing brick, tile and related products" means the
manufacture of brick, tile and related products and includes the manufacture of
clay construction products and of silica refractory products and includes:
a. All work in or about establishments in
which clay construction products are manufactured, except work in storage and
shippings; work in offices, laboratories, and storerooms; and work in the
drying departments of plants manufacturing sewer pipe.
b. All work in or about establishments in
which silica brick or other silica refractories are manufactured, except work
in offices.
c. Nothing in this
subrule shall be construed to permit any employment of minors in any other
activities otherwise prohibited by Iowa Code chapter 92.
Definitions.
"Clay construction products" means brick,
hollow structural tile, sewer pipe and kindred products, refractories, and
other clay products such as architectural terra cotta, glazed structural tile,
roofing tile, stove lining, chimney pipes and tops, wall coping, and drain
tile. It does not include nonstructural-bearing clay products such as ceramic
floor and wall tile, mosaic tile, glazed and enameled tile, faience, and
similar tile, nor nonclay construction products such as sand-lime brick, glass
brick, or nonclay refractories.
"Silica brick or other silica refractories"
means refractory products produced from raw materials containing free silica as
its main constituent.
This subrule is intended to implement Iowa Code section
92.8(11).
(12)
"Operation
of circular saws, band saws, and guillotine shears" means:
a. Operator of or helper on power-driven
fixed or portable circular saws, band saws, and guillotine shears except
machines equipped with full automatic feed and ejection.
b. Setting up, adjusting, repairing, oiling,
or cleaning circular saws, band saws, or guillotine shears.
Definitions.
"Band saw" means a machine equipped with an
endless steel band having a continuous series of notches or teeth, running over
wheels or pulleys, and used for sawing materials.
"Circular saw" means a machine equipped with
an endless steel disc and having a continuous series of notches or teeth on the
periphery, mounted on shafting, and used for sawing materials.
"Guillotine shear" means a machine equipped
with a movable blade operated vertically and used to shear materials. The term
shall not include other types of shearing machines, using a different form of
shearing action, such as alligator shears or circular shears.
"Helper" means a person who assists in the
operation of a machine covered by this subrule by helping place materials into
or remove them from the machine.
"Machines equipped with full automatic feed and
ejection" means machines covered by this subrule which are equipped
with devices for full automatic feeding and ejection and with a fixed barrier
guard to prevent completely the operator or helper from placing any body part
in the point-of-operation area.
"Operator" means a person who operates a
machine covered by this subrule by performing functions such as starting or
stopping the machine, placing materials into or removing them from the machine,
or any other function directly involved in the operation of the machine.
This subrule is intended to implement Iowa Code section
92.8(12).
(13)
"Wrecking,
demolition and ship breaking operations" means all work, including
cleanup and salvage work, performed at the site of the total or partial razing,
demolishing, or dismantling of a building, bridge, steeple, tower, chimney,
other structure, ship or other vessel.
This subrule is intended to implement Iowa Code section
92.8(13).
(14)
"Roofing
operations" means all work performed in connection with the
application of weatherproofing materials and substances (such as tar or pitch,
asphalt prepared paper, tile, slate, metal, translucent materials, and shingles
of asbestos, asphalt or wood) to roofs of buildings or other structures. The
term also includes all work performed in connection with the installation of
roofs, including related metal work such as flashing; and alterations,
additions, maintenance and repair, including painting and coating, of existing
roofs. The term shall not include gutter and downspout work; the construction
of the sheathing or base of roofs; or the installation of television antennas,
air conditioners, exhaust and ventilating equipment or similar appliances
attached to roofs.
This subrule is intended to implement Iowa Code section
92.8(14).
(15)
"Excavation"
means all activities involved with:
a.
Excavating, working in, or backfilling (refilling) trenches, except manually
excavated or manually backfilling trenches that do not exceed four feet in
depth at any point or working in trenches that do not exceed four feet in depth
at any point.
b. Excavating for
buildings or other structures or working in the excavations, except manually
excavating to a depth not exceeding four feet below any ground surface
adjoining the excavation, working in an excavation not exceeding four feet in
depth, or working in an excavation where the side walls are shored or sloped to
the angle or repose.
c. Working
within tunnels prior to the completion of all driving and shoring
operations.
d. Working within
shafts prior to the completion of all sinking and shoring operations.
This subrule is intended to implement Iowa Code section
92.8(15).
(16) to
32.8(19) Reserved.
(20) Work activities prohibited by the
director include the following:
a. Activities
involved in the operation of power cutters on corn detasseling
machines.
b. Activities involved in
the driving of power-driven detasseling machines unless the driver has a valid
driver's license or a certificate issued by the Federal Extension Service
showing that the driver has completed a 4-H farm and machinery program.
This subrule is intended to implement Iowa Code section
92.8(21).
This rule is intended to implement Iowa Code section
92.8.
