46 C.F.R. § 52.15-1 General (modifies PWT–1through PWT–15).
Title 46 - Shipping
Watertube boilers and parts thereof shall be as indicated in PWT–1 through PWT–15 of the ASME Code except as noted otherwise in this subpart. [CGD 81–79, 50 FR 9434, Mar. 8, 1985]
Title 46: Shipping
PART 52—POWER BOILERS
Subpart 52.15—Requirements for Watertube Boilers
§ 52.15-1 General (modifies PWT–1through PWT–15).