Given: The following is based on test requirements for steel pipeline that will operate at a hoop stress of less than 30% of SMYS and a pressure above 100 psig. The required pipeline test pressure must be maintained at or above the required test pressure for at least _____ hour(s).

Given: The following is based on test requirements for steel pipeline that will operate at a hoop stress of less than 30% of SMYS and a pressure above 100 psig. The required pipeline test pressure must be maintained at or above the required test pressure for at least _____ hour(s).