33 CFR § 117.941 - Missouri River.

---
identifier: "/us/cfr/t33/s117.941"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 117.941 - Missouri River."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "117.941"
section_name: "Missouri River."
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"
---


# 117.941 Missouri River.

The draws of the US81 bridge, mile 805.7 at Yankton, and the Chicago and Northwestern Railroad bridge, mile 1066.5 at Pierre, need not be opened for the passage of vessels.