{"data":{"id":"us/46-cfr-169.642","jurisdiction":"us","citation":"46 CFR 169.642","heading":"Vital systems.","body":"For the purpose of this part, the following are considered vital systems—\n(a) A marine engineering system identified by the OCMI as being crucial to the survival of the vessel or to the protection of the personnel on board; and\n(b) On vessels greater than 120 feet in length—\n(1) Bilge system;\n(2) Ballast system;\n(3) Fire protection system;\n(4) Fuel oil system; and\n(5) Steering and steering control system.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER R—NAUTICAL SCHOOLS","PART 169—SAILING SCHOOL VESSELS","Subpart 169.600—Machinery and Electrical"],"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":"56a73e4cb396fdea5a0c88ba725f74e20592773e12fa10cdd415683333601fd0","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-169.640","next":"us/46-cfr-169.650"},"notice":"GroundRules: Original legal text. Not legal advice."}