{"data":{"id":"us/46-cfr-171.109","jurisdiction":"us","citation":"46 CFR 171.109","heading":"Watertight floors in double bottoms.","body":"If a vessel is required to have a double bottom, a watertight transverse division must be located in the double bottom under each main transverse watertight bulkhead or as near as practicable to the main transverse watertight bulkhead. If a vessel also has duct keels, the transverse divisions need not extend across them.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER S—SUBDIVISION AND STABILITY","PART 171—SPECIAL RULES PERTAINING TO VESSELS CARRYING PASSENGERS","Subpart D—Additional Subdivision Requirements"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-46.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:22Z","sha256":"582be4a2834bf4e9a608dff7a5dfe66f5bc8d00053b110f85e2ee5ca8b014545","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-171.108","next":"us/46-cfr-171.110"},"notice":"GroundRules: Original legal text. Not legal advice."}