In addition to other applicable requirements, premises receiving gas service shall be subject to the following “manual shutoff valve” requirements:
(A) Valves Controlling Multiple Systems:
(1) Accessibility of Gas Valves: Main gas shutoff valves controlling several gas piping systems shall be readily accessible for operation and shall be installed so as to be protected from physical damage.
(2) Shutoff Valves for Multiple House Lines:
(a) In multiple tenant buildings or buildings adjacent to each other supplied through a master meter or meters or where meters are not readily accessible from the equipment location, an individual shutoff valve for each apartment or tenant line shall be provided at a convenient point of general accessibility.
(b) In a common supply system serving more than one building, exterior shutoff valves shall be installed at each building.
(B) Equipment Shutoff Valves and Connections: Any gas utilization equipment connected to a piping system shall have an accessible, approved manual shutoff valve installed upstream of any connector and within six (6) feet of the equipment it serves.
(Prior Code, Art. 9, § 9.14)