{"data":{"id":"us/46-cfr-170.250","jurisdiction":"us","citation":"46 CFR 170.250","heading":"Types and classes.","body":"(a) Watertight doors, except doors between cargo spaces, are classed as follows:\n(1) Class 1—Hinged door.\n(2) Class 2—Sliding door, operated by hand gear only.\n(3) Class 3—Sliding door, operated by power and by hand gear.\n(b) The following types of watertight doors are not permitted:\n(1) A plate door secured only by bolts; and\n(2) A door required to be closed by dropping or by the action of dropping weights.\n(c) Whenever a door of a particular class is prescribed by these regulations, a door of a class bearing a higher number may be used.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER S—SUBDIVISION AND STABILITY","PART 170—STABILITY REQUIREMENTS FOR ALL INSPECTED VESSELS","Subpart H—Watertight Bulkhead Doors"],"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":"bfab08a7fb633579d8bf54f0156650be7775d6c3d5dc9628d26e5ffd1ef13dfa","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-170.248","next":"us/46-cfr-170.255"},"notice":"GroundRules: Original legal text. Not legal advice."}