LPG Station Pipeline Inspection

1.5 The order of purging should be carried out in sequence according to the main pipe, branch pipe and drainage pipe, and the dirt blown out must not enter the qualified pipes.

1.6 The firmness of pipe supports and hangers should be checked before purging, and should be reinforced if necessary.

1.7 The dirty liquid discharged from cleaning must not pollute the environment, and it is strictly forbidden to discharge anywhere.

1.8 A restricted zone should be set up during purging.

1.9 During steam purging, no combustibles shall be placed on or near the pipeline.