46 C.F.R. § 61.15-1 Scope.
Title 46 - Shipping
In conducting hydrostatic tests on piping, the required test pressure shall be maintained for a sufficient length of time to permit an inspection to be made of all joints and connections. The setting of the relief valve or safety valve will be considered as establishing the maximum allowable working pressure of the system. [CGFR 68–82, 33 FR 18890, Dec. 18, 1968, as amended by CGD 95–012, 60 FR 48050, Sept. 18, 1995]
Title 46: Shipping
PART 61—PERIODIC TESTS AND INSPECTIONS
Subpart 61.15—Periodic Tests of Piping Systems
§ 61.15-1 Scope.