Mich. Admin. Code R. 460.20302 - Compressor station piping
Rule 302.
(1) An
operator shall install and test gas piping, other than instrument, control, and
sample piping, in accordance with these rules.
(2) An operator shall identify all emergency
valves and controls by signs. An operator shall identify important gas pressure
piping by signs or color coding to indicate its function.
(3) An operator shall ensure that fuel gas
lines within a compressor station conform to both of the following provisions:
(a) Are provided with master shutoff valves
located outside of a building.
(b)
Are equipped with pressure limiting devices to prevent the maximum allowable
operating pressure from being exceeded by more than 10%.
(4) An operator shall equip the air piping
within a compressor station that is part of an air starter with a check valve
in the starting air line near each engine to prevent backflow from the engine
into the air piping system. An operator shall also place a similar check valve
in the main air line on the immediate outlet side of the air tank or tanks. An
operator shall install equipment for cooling the air and removing the moisture
and entrained oil between the starting air compressor and the air storage
tank.
Notes
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