{"data":{"id":"us/46-cfr-153.240","jurisdiction":"us","citation":"46 CFR 153.240","heading":"Insulation.","body":"Cargo containment system insulation made necessary by the requirements of this part must meet the requirements in § 38.05-20 of this chapter. However, the vapor barrier required by § 38.05-20(b) is unnecessary if the insulation is:\n(a) Protected from the weather, and attached to a containment system maintained at a temperature in excess of 46 °C (approx. 115 °F); or\n(b) In an atmosphere whose dew point is less than the temperature of any surface in contact with the insulation.","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":"addd3b6efa8893eab62af3fa54fa196e5d302cdfac1060b5e80f5aa2da8046b0","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-153.239","next":"us/46-cfr-153.250"},"notice":"GroundRules: Original legal text. Not legal advice."}