Section 2307 Liquefied Petroleum Gas Motor Fuel-Dispensing Facilities
The point of transfer for LP-gas dispensing operations shall be separated from buildings and other exposures in accordance with the following:
- Not less than 25 feet (7620 mm) from buildings where the exterior wall is not part of a fire-resistance-rated assembly having a rating of 1 hour or greater.
- Not less than 25 feet (7620 mm) from combustible overhangs on buildings, measured from a vertical line dropped from the face of the overhang at a point nearest the point of transfer.
- Not less than 25 feet (7620 mm) from the lot line of property that can be built on.
- Not less than 25 feet (7620 mm) from the centerline of the nearest mainline railroad track.
- Not less than 10 feet (3048 mm) from public streets, highways, thoroughfares, sidewalks and driveways.
LP-gas dispensers and related equipment shall comply with the following provisions.
- Pumps shall be fixed in place and shall be designed to allow control of the flow and to prevent leakage and accidental discharge.
- Dispensing devices installed within 10 feet (3048 mm) of where vehicle traffic occurs shall be protected against physical damage by mounting on a concrete island 6 inches (152 mm) or more in height, or shall be protected in accordance with Section 312.
- Dispensing devices shall be securely fastened to their mounting surface in accordance with the dispenser manufacturer's instructions.
The dispenser system piping shall be protected from uncontrolled discharge in accordance with the following:
- Where mounted on a concrete base, a means shall be provided and installed within 1/2 inch (12.7 mm) of the top of the concrete base that will prevent flow from the supply piping in the event that the dispenser is displaced from its mounting.
- A manual shutoff valve and an excess flow-control check valve shall be located in the liquid line between the pump and the dispenser inlet where the dispensing device is installed at a remote location and is not part of a complete storage and dispensing unit mounted on a common base.
- An excess flow-control check valve or an emergency shutoff valve shall be installed in or on the dispenser at the point at which the dispenser hose is connected to the liquid piping.
- A listed automatic-closing type hose nozzle valve with or without a latch-open device shall be provided on island-type dispensers.
Self-service LP-gas dispensing systems, including key, code and card lock dispensing systems, shall be limited to the filling of permanently mounted containers providing fuel to the LP-gas powered vehicle.
- The arrangement and operation of the transfer of product into a vehicle shall be in accordance with this section and Chapter 61.
- The system shall be provided with an emergency shutoff switch located within 100 feet (30 480 mm) of, but not less than 20 feet (6096 mm) from, dispensers.
- The owner of the LP-gas motor fuel-dispensing facility or the owner's designee shall provide for the safe operation of the system and the training of users.
- The dispenser and hose-end valve shall release not more than 1/8 fluid ounce (4 cc) of liquid to the atmosphere upon breaking the connection with the fill valve on the vehicle.
- Portable fire extinguishers shall be provided in accordance with Section 2305.5.
- Warning signs shall be provided in accordance with Section 2305.6.
- The area around the dispenser shall be maintained in accordance with Section 2305.7.