{"data":{"id":"us/46-cfr-153.208","jurisdiction":"us","citation":"46 CFR 153.208","heading":"Ballast equipment.","body":"(a) Except for the arrangement described in paragraph (b) of this section no piping that serves a dedicated ballast tank that is adjacent to a cargo tank may enter an engine room or accommodation space.\n(b) Piping used only to fill a dedicated ballast tank adjacent to a cargo tank may enter an engine room or accommodation space if the piping has a valve or valving arrangement:\n(1) Within the part of the tankship where a containment system may be located under § 153.234;\n(2) That allows liquid to flow only towards that ballast tank (such as a check valve); and\n(3) That enables a person to shut off the fill line from the weatherdeck (such as a stop valve).\n(c) Except as prescribed in paragraph (d) of this section, pumps, piping, vent lines, overflow tubes and sounding tubes serving dedicated ballast tanks must not be located within a cargo containment system.\n(d) Each vent line, overflow tube and sounding tube that serves a dedicated ballast tank and that is located within a cargo containment system must meet § 32.60-10(e)(2) of this chapter.","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":"aaf130cef2ff0d1d572d24e46a8b91f4a68cf9e42b5082d9a3dfedca1f901830","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-153.201","next":"us/46-cfr-153.209"},"notice":"GroundRules: Original legal text. Not legal advice."}