{"data":{"id":"us/46-cfr-150.130","jurisdiction":"us","citation":"46 CFR 150.130","heading":"Loading a cargo on vessels carrying cargoes with which it is incompatible.","body":"Except as described in § 150.160, the person in charge of a vessel shall ensure that the containment system for a cargo that is a hazardous material meets the following requirements:\n(a) The containment system must separate the hazardous material or its residue from any cargo in table 1 with which it is incompatible by two barriers such as formed by a:\n(1) Cofferdam;\n(2) Empty tank;\n(3) Void space;\n(4) Cargo handling space;\n(5) Tank containing a compatible cargo; or\n(6) Piping tunnel.\n(b) In this subpart, isolation across a cruciform joint is equivalent to isolation by two barriers.\n(c) The containment system for the hazardous material must not have a piping or venting system that connects to a containment system carrying a cargo with which the hazardous material is incompatible. Any such piping or venting system must have been separated from the containment system carrying the incompatible cargo by:\n(1) Removing a valve or spool piece and blanking off the exposed pipe ends, or\n(2) Installing two spectacle flanges in series with a means of detecting leakage into the pipe between the spectacle flanges.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER O—CERTAIN BULK DANGEROUS CARGOES","PART 150—COMPATIBILITY OF CARGOES"],"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":"f717993ae72df0a947765e05c233045118f7ff0b028c8040b8e723c2b1366fc5","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-150.120","next":"us/46-cfr-150.140"},"notice":"GroundRules: Original legal text. Not legal advice."}