Dear fpsystem,You've got an accurate& professional reply from one of this forum Giants.
Please go ahead to do pressure testing in accordance with present-day applicable code's NFPA13, NFPA14 and fetch Guidance from NFPA glossary of Terms (available on-line) and the NFPA website.
You should be able to get the required help/ guidance very soon. Thereby resolving your problem.
If not grossly mistaken by me, you raised similar query responded then by forum admin 'vpl' some 2~3 months back?
Is this correct!
Best Regards
Qalander(Chem)