02-658 C.M.R. ch. 13, § 17 - Installation of Self-Service Dispensing Stations

Current through 2022-14, April 6, 2022

All installations of self-service dispensers at dispensing stations must comply with the following requirements:

13.17.1 Operating Instructions

Operating instructions must be conspicuously posted in the dispensing area;

13.17.2 View of Operator

The dispensing area must be in clear view of the operator on duty at all times;

13.17.3 Communications

The operator must be able to communicate with persons in the dispensing area at all times.

13.17.4 Warning Signs

Warning signs incorporating the following or equivalent wording must be conspicuously posted in the dispensing area:

1. "The filling of portable propane and natural gas containers is prohibited;"
2. "No Smoking;"
3. "Stop Motor and Extinguish All Pilots - Extinguish all pilots and gas ignition systems. All appliances must be in the 'off' position;" and
4. "Remove All Occupants from Vehicles Containing Propane Appliances."
13.17.5 Emergency Breakaway Device

The dispensing station must have an emergency breakaway device under the dispensing unit that will retain the product on both sides of the breakaway point, or other devices affording equivalent protection.

13.17.6 Thermally Activated Shut-off

The dispensing station must have a thermally activated shut-off.

13.17.7 Listing

Motor fuel dispensing devices for compressed natural gas, liquefied natural gas, and liquefied petroleum gas must be listed.

13.17.8 Hose Assemblies

Listed hose assemblies must be used to dispense fuel. Hose length at automotive service stations must not exceed 18 feet (5.5 meters).

13.17.9 Dispensers Beneath Canopies

Where compressed natural gas or liquefied natural gas dispensers are installed beneath a canopy or enclosure, the following requirements must be met: The canopy or enclosure must be designed to prevent accumulation or entrapment of ignitable vapors; and All electrical equipment installed beneath the canopy or enclosure must be suitable for Class I, Division 2 hazardous (classified) locations.
13.17.10 Code Compliance Required: LP, LNG, CNG Dispensers

Dispensing devices for liquefied petroleum gas (LP), liquefied natural gas (LNG) or compressed natural gas (CNG) must meet all requirements of Chapter 12 of NFPA #30A (2012 edition), as well as the appropriate Sections of NFPA #58 (2011 edition) for LP, and NFPA #52 (2010 edition) for LNG & CNG dispensers.


02-658 C.M.R. ch. 13, § 17

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