Is it mandatory to have a primary and a standby Fire Pump? One of our sub contractor has given me a P&ID showing a Diesel operated Vertical Turbine pump as main Fire pump and a small pump (Jockey Pump). Can i ask him to add one more Electric operated Pump of same specs as the Diesel pump. Would...
Dear Experts. We are using ASME Section I, for PWHT we see the relevant table PW 39. It makes PWHT mandatory beyond a thickness of 19 mm. Similarly we see that using ASME Section VIII, for PWHT we see the relevant table which is UCS 56. It makes PWHT mandatory beyond 38 mm. My material is P-1...
