{"data":{"id":"us/46-cfr-153.219","jurisdiction":"us","citation":"46 CFR 153.219","heading":"Access to double bottom tanks serving as dedicated ballast tanks.","body":"(a) Except as prescribed in paragraph (b) of this section, access openings to double bottom tanks serving as dedicated ballast tanks must not be located within a cargo containment system.\n(b) Each access opening to a double bottom tank that is a dedicated ballast tank and that is located within a cargo containment system must be:\n(1) Enclosed in an access trunk extending to the weatherdeck;\n(2) Separated from the cargo containment system by two manhole coverings; or\n(3) Approved by the Commandant (CG-ENG).","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER O—CERTAIN BULK DANGEROUS CARGOES","PART 153—SHIPS CARRYING BULK LIQUID, LIQUEFIED GAS, OR COMPRESSED GAS HAZARDOUS MATERIALS","Subpart B—Design and Equipment"],"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":"719e395a24229dcb3b21a4802180193fe8fd8e1b33155619556f48c2fb4ab4d6","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-153.217","next":"us/46-cfr-153.230"},"notice":"GroundRules: Original legal text. Not legal advice."}