46 CFR § 174.315 - Extent and character of damage.
---identifier: "/us/cfr/t46/s174.315"source: "ecfr"legal_status: "authoritative_unofficial"title: "46 CFR § 174.315 - Extent and character of damage."title_number: 46title_name: "Shipping"section_number: "174.315"section_name: "Extent and character of damage."chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"subchapter_number: "S"subchapter_name: "SUBDIVISION AND STABILITY"part_number: "174"part_name: "SPECIAL RULES PERTAINING TO SPECIFIC VESSEL TYPES"positive_law: falsecurrency: "2026-03-24"last_updated: "2026-03-24"format_version: "1.1.0"generator: "[email protected]"authority: "42 U.S.C. 9118, 9119, 9153; 43 U.S.C. 1333; 46 U.S.C. 3306, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 0170.1. Section 174.180 also issued under sec. 617, Pub. L. 111-281, 124 Stat. 2905."regulatory_source: "CGD 79-023, 48 FR 51048, Nov. 4, 1983, unless otherwise noted."cfr_part: "174"---
Identifier
/us/cfr/t46/s174.315
Currency
2026-03-24
Positive Law
No
Updated
2026-03-24
Chapter
Coast Guard, Department of Homeland Security
Authority
42 U.S.C. 9118, 9119, 9153; 43 U.S.C. 1333; 46 U.S.C. 3306, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 0170.1. Section 174.180 also issued... 42 U.S.C. 9118, 9119, 9153; 43 U.S.C. 1333; 46 U.S.C. 3306, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 0170.1. Section 174.180 also issued under sec. 617, Pub. L. 111-281, 124 Stat. 2905.
# 174.315 Extent and character of damage.(a) The calculations required by § 174.310 must show that the dredge can survive damage at any location along the length of the vessel including at a transverse bulkhead in accordance with paragraph (b) of this section.(b) The calculations required by paragraph (a) of this section must assume the most disabling side penetration with the damage collision penetration provided by Table 174.315, except that if the most disabling damage collision penetrations would be less than those provided by Table 174.315, the smaller damage collision penetration must be assumed.Table 174.315—Extent of Damage Collision Penetration| | || --- | --- || Longitudinal extent | 0.495L⁄ or 47.6 feet. [(⁄)(L)⁄ or 14.5 meters] whichever is less. || Transverse extent | B/5 or 37.7 feet. (11.5 meters), whichever is less. || Vertical extent | From the base line upward without limit. || Damage applied inboard from the vessel's side at a right angle to the centerline at the draft corresponding to the working freeboard assigned under subchapter E of this chapter. | |