52.20-25—Setting (modifies PFT-46).
(a)
The method of supporting firetube boilers shall be as indicated in PFT-46 of section I of the ASME Boiler and Pressure Vessel Code (incorporated by reference; see 46 CFR 52.01-1) except as noted otherwise in this section.
[CGFR 68-82, 33 FR 18815, Dec. 18, 1968, as amended by USCG-2003-16630, 73 FR 65161, Oct. 31, 2008]