1. Regulations
  2. title 46
  3. chapter I-i4
  4. part 153
  5. subpart B
  6. subjgrp 33
  7. § 153.351

View all text of Subjgrp 33 [§ 153.350 - § 153.372]

§ 153.351 - Location of 4m vent discharges.

Except as prescribed in § 153.353, a 4m venting system must discharge:

(a) At least 4m (approx. 13.1 ft) above the higher of:

(1) the weatherdeck; or

(2) any walkway that is within a 4m (approx. 13.1 ft) horizontal radius from the vent discharge.

(b) At least 10m (approx. 32.8 ft) from air intakes for, or openings into, accommodation or service spaces.

[CGD 78-128, 47 FR 21208, May 17, 1982]

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: CGD 73-96, 42 FR 49027, Sept. 26, 1977, unless otherwise noted.

CITE AS: 46 CFR 153.351