(a) Sizes of bypasses must be in accordance with MSS SP-45 (incorporated by reference; see § 56.01-2).
(b) Pipe for bypasses should be at least Schedule 80 seamless, and of a material of the same nominal chemical composition and physical properties as that used for the main line. Lesser thickness may be approved depending on the installation and service conditions.
[CGFR 68-82, 33 FR 18843, Dec. 18, 1968, as amended by USCG-2003-16630, 73 FR 65176, Oct. 31, 2008]
authority: 33 U.S.C. 1321(j), 1509;
43 U.S.C. 1333;
46 U.S.C. 3306,
3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; E.O. 12777, 56 FR 54757, 3 CFR, 1991 Comp., p. 351; DHS Delegation No. 00170.1, Revision No. 01.4
source: CGFR 68-82, 33 FR 18843, Dec. 18, 1968, unless otherwise noted.
cite as: 46 CFR 56.20-20