{"data":{"id":"us/46-cfr-171.073","jurisdiction":"us","citation":"46 CFR 171.073","heading":"Treatment of stepped and recessed bulkheads in Type II subdivision.","body":"(a) A main transverse watertight bulkhead may not be stepped unless additional watertight bulkheads are located as shown in Figure 171.067(a) so that the distances A, B, C, and D illustrated in Figure 171.067(a) comply with the following:\n(1) A and B must not exceed the maximum bulkhead spacing that permits compliance with § 171.070; and\n(2) C and D must not be less than the minimum spacing specified in § 171.070(e).\n(b) A main transverse watertight bulkhead may not be recessed unless all parts of the recess are inboard from the shell of the vessel as illustrated in Figure 171.067(c).\n(c) If a main transverse watertight bulkhead is recessed or stepped, an equivalent plane bulkhead must be used in the calculations required by § 171.070.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER S—SUBDIVISION AND STABILITY","PART 171—SPECIAL RULES PERTAINING TO VESSELS CARRYING PASSENGERS","Subpart C—Subdivision and Damage Stability"],"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":"ce9c5e3fa25c8489dd2649d7ba098be568142b68f34fc2b5f22412e4e8a23af4","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-171.072","next":"us/46-cfr-171.075"},"notice":"GroundRules: Original legal text. Not legal advice."}