§153.352. B/3 and 4 m venting system outlets.
46 C.F.R. § 153.352
A B/3 or 4 m venting system outlet must:
Discharge vertically upwards; and
Prevent precipitation from entering the vent system.
Notes, amendments, and revision history
Authority
Authority: 46 U.S.C. 3703; Department of Homeland Security Delegation No. 0170.1. Section 153.40 issued under 49 U.S.C. 5103. Sections 153.470 through 153.491, 153.1100 through 153.1132, and 153.1600 through 153.1608 also issued under 33 U.S.C. 1903 (b).
Source
Source: CGD 73-96, 42 FR 49027, Sept. 26, 1977, unless otherwise noted.