WAC 296-807-14025
Make sure airhose and plastic pipe
supplying compressed air to portable air tools are safe.
You must:
(1) Make sure the airhose and hose connections are
suitable for the:
• Air pressure
• Use.
(2) Make sure any plastic pipe used to supply compressed
air for portable air tools has been specifically identified by
the manufacturer as being suitable for compressed air use.
Note:
Existing unapproved pipe that is buried underground or enclosed in shatter-resistant material is acceptable only if it
completely eliminates the hazards created by the brittle nature of the pipe.