2306.7.7 Leak detection.
FC § 2306.7.7
Underground liquid motor fuel storage and dispensing systems shall be provided with a leak detection system in accordance with the following: 1. The leak detection system shall provide continuous monitoring of the tank's interstitial space.
2.The leak detection system shall provide continuous monitoring of liquid motor fuel pump sumps. Activation of the leak detection system shall cause shutdown of the liquid motor fuel pumps.
3.The leak detection system shall provide continuous monitoring of dispenser pans. Activation of the leak detection system shall cause shutdown of the affected dispenser or liquid motor fuel pump supplying such dispenser.
4.Primary discharge piping shall be provided with an automatic line leak detector. Activation of such leak detector shall cause shutdown of the liquid motor fuel pump or significantly restrict the product flow.
5.The leak detection system shall have an alarm panel in a supervised location on the premises; trigger both an audible and visible local alarm; be capable of producing hardcopy printouts of all tests and/or leak notification reports; operate on low voltage; and be intrinsically safe for a liquid motor fuel environment.
6.Leak detection systems shall be listed and approved.
