46 CFR § 109.209 - Appliances for watertight integrity.

---
identifier: "/us/cfr/t46/s109.209"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 109.209 - Appliances for watertight integrity."
title_number: 46
title_name: "Shipping"
section_number: "109.209"
section_name: "Appliances for watertight integrity."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "I-A"
subchapter_name: "A—MOBILE OFFSHORE DRILLING UNITS"
part_number: "109"
part_name: "OPERATIONS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "43 U.S.C. 1333; 46 U.S.C. 3306, 6101, 10104; DHS Delegation 00170.1, Revision No. 01.4."
regulatory_source: "CGD 73-251, 43 FR 56828, Dec. 4, 1978, unless otherwise noted."
cfr_part: "109"
---


# 109.209 Appliances for watertight integrity.

(a) Before getting underway, the master or person in charge shall insure that each appliance for watertight integrity is closed and watertight.

(b) If existing conditions warrant, the master or person in charge may permit appliances for watertight integrity to be open while afloat.