The final inspection of process piping is required after all piping has been installed. The inspection includes a pressure test of the piping. The piping shall stand a pressure test of no less than ____ times the maximum operating pressure of the system but in no case less than 100 PSI.

The final inspection of process piping is required after all piping has been installed. The inspection includes a pressure test of the piping. The piping shall stand a pressure test of no less than ____ times the maximum operating pressure of the system but in no case less than 100 PSI.