{"data":{"id":"us/46-cfr-153.284","jurisdiction":"us","citation":"46 CFR 153.284","heading":"Characteristics of required quick closing valves.","body":"A remotely actuated quick closing shutoff valve required by § 153.530(n) must:\n(a) Be a positive shutoff valve;\n(b) Be of the fail-closed type that closes on loss of power;\n(c) Be capable of local manual closing;\n(d) Close from the time of actuation in 30 seconds or less; and\n(e) Be equipped with a fusible element that melts at less than 104 °C (approx. 220 °F) and closes the valve.","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":"3980d52e2292befa480d9d5213d0ecaced02ce4789ef790f6ae6819194678421","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-153.283","next":"us/46-cfr-153.285"},"notice":"GroundRules: Original legal text. Not legal advice."}