(a) Main power boilers and auxiliary boilers shall be designed, constructed, inspected, tested, and stamped in accordance with section I of the ASME Boiler and Pressure Vessel Code (incorporated by reference; see 46 CFR 52.01-1), as limited, modified, or replaced by specific requirements in this part. The provisions in the appendix to section I of the ASME Boiler and Pressure Vessel Code are adopted and shall be followed when the requirements in section I make them mandatory. For general information, table 52.01-1(a) lists the various paragraphs in section I of the ASME Boiler and Pressure Vessel Code that are limited, modified, or replaced by regulations in this part.
Table 52.01-1(a)—Limitations and Modifications in the Adoption of Section I of the ASME Code
| Paragraphs in section I, ASME Code1 and disposition | Unit of this part |
|---|---|
| PG-1 replaced by | 54.01-5(a) |
| PG-5 through PG-13 modified by | 52.01-90 |
| PG-16 through PG-31 modified by | 52.01-95 |
| PG-32 through PG-39 modified by | 52.01-100 |
| PG-42 through PG-55 modified by | 52.01-100 |
| PG-58 and PG-59 modified by | 52.01-105 |
| PG-60 modified by | 52.01-110 |
| PG-61 modified by | 52.01-115 (56.50-30) |
| PG-67 through PG-73 modified by | 52.01-120 |
| PG-90 through PG-100 modified by | 52.01-135 (52.01-95) |
| PG-91 modified by | 52.01-135(b) |
| PG-99 modified by | 52.01-135(c) |
| PG-100 modified by | 52.01-95(e) |
| PG-104 through PG-113 modified by | 52.01-140(a) |
| PG-112 and PG-113 modified by | 52.01-145 |
| PW-1 through PW-54 modified by | 52.05-1 |
| PW-10 modified by | 52.05-15 |
| PW-11.1 modified by | 52.05-20 |
| PW-16 modified by | 52.05-30 |
| PW-41 modified by | 52.05-20, 52.05-45 |
| PWT-1 through PWT-15 modified by | 52.15-1 |
| PWT-9 modified by | 52.15-5 |
| PWT-9.2 replaced by | 52.15-5(b) |
| PWT-11 modified by | 52.15-5 |
| PWT-11.3 replaced by | 52.15-5(b) |
| PFT-1 through PFT-49 modified by | 52.20-1 |
| PFT-44 modified by | 52.20-17 |
| PFT-46. modified by | 52.20-25 |
| PFH-1 modified by | 52.25-3 |
| PMB-1 through PMB-21 modified by | 52.25-5 |
| PEB-1 through PEB-19 modified by | 52.25-7 |
| PVG-1 through PVG-12 modified by | 52.25-10 |
| A-19 through A-21 modified by | 52.01-50 |
1The references to specific provisions in the ASME Code are coded. The first letter “P” refers to section I, while the letter “A” refers to the appendix to section I. The letter or letters following “P” refer to a specific subsection of section I. The number following the letter or letters refers to the paragraph so numbered in the text.
(b) References to the ASME Code, such as paragraph PG-1, indicate:
P = Section I, Power Boilers ASME Code.
G = Subsection—General.
1 = Paragraph 1.
(c) When a section or paragraph of the regulations in this part relates to material in section I of the ASME Code, the relationship with the code will be shown immediately following the heading of the section or at the beginning of the paragraph as follows:
(1) (Modifies P ___.) This indicates that the material in P ___ is generally applicable but is being altered, amplified or augmented.
(2) (Replaces P ___.) This indicates that P ___ does not apply.
(3) (Reproduces P ___.) This indicates that P ___ is being identically reproduced for convenience, not for emphasis.
[CGFR 68-82, 33 FR 18815, Dec. 18, 1968, as amended by CGFR 69-127, 35 FR 9975, June 17, 1970; CGD 81-79, 50 FR 9431, Mar. 8, 1985. Redesignated and amended by CGD 88-032, 56 FR 35821, July 29, 1991; USCG-2003-16630, 73 FR 65160, Oct. 31, 2008]
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