Pneumatic valves or leak repair provisions of the expansion joint fracture

command by the related departments, repair work, emergency crew team is responsible for the repair, pneumatic valve, other departments coordination.
and pneumatic valves or expansion joint type, specification, all ready for replacement of pneumatic valve or expansion joint, short steel tube, bolts, washers, butter, fire extinguishers, and tools required.
and the team cooperation, arrange crane promptly rushed to the scene of the accident, to operate smoothly when dealing with accidents, avoid spark.
and find out the leakage point and air leakage reason, the repair scheme is determined.
, close related pneumatic valve, tossing in step-down.
or expansion joint, demolition has bad pneumatic valve, pneumatic valve will be prepared or expansion joint installed, the operation is to use explosion-proof tools, operating site there to care.
, recovery after gas supply to test for each interface with soap and water to leak. After they confirm no leakage manhole cover in place.
, engineering repair finished to repair records, according to the actual situation, reported to relevant departments for the record.