33 CFR § 117.33 - Closure of draw for natural disasters or civil disorders.

---
identifier: "/us/cfr/t33/s117.33"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 117.33 - Closure of draw for natural disasters or civil disorders."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "117.33"
section_name: "Closure of draw for natural disasters or civil disorders."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "J"
subchapter_name: "BRIDGES"
part_number: "117"
part_name: "DRAWBRIDGE OPERATION REGULATIONS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 499; 33 CFR 1.05-1; and DHS Delegation No. 00170.1, Revision No. 01.4."
regulatory_source: "CGD 82-025, 49 FR 17452, Apr. 24, 1984, unless otherwise noted."
cfr_part: "117"
---


# 117.33 Closure of draw for natural disasters or civil disorders.

Drawbridges need not open for the passage of vessels during periods of natural disasters or civil disorders declared by the appropriate authorities unless otherwise provided for in Subpart B or directed to do so by the District Commander.