{"data":{"id":"us/46-cfr-42.25-20","jurisdiction":"us","citation":"46 CFR 42.25-20","heading":"-20 Computation for freeboard.","body":"(a) The minimum summer freeboards must be computed in accordance with §§ 42.20-5 (a) and (b), 42.20-13, 42.20-15, 42.20-20, 42.20-25, 42.20-30, 42.20-35, 42.20-60, and 42.20-65, except that § 42.20-60 is modified by substituting the percentages in table 42.25-20(a) for those given in § 42.20-60:\nTable 42.25-20(a)—Percentage of Deduction for Superstructure\n[Total Effective Length of Superstructure]\n0 0.1L 0.2L 0.3L 0.4L 0.5L 0.6L 0.7L 0.8L 0.9L 1.0L\nPercentage of deduction for all types of superstructure 1 20 31 42 53 64 70 76 82 88 94 100\n1 Percentages at intermediate lengths of superstructures shall be obtained by linear interpolation.\n(b) The winter timber freeboard shall be obtained by adding to the summer timber freeboard one thirty-sixth of the molded summer timber draft.\n(c) The winter North Atlantic timber freeboard shall be the same as the winter North Atlantic freeboard prescribed in § 42.20-75(d)(1).\n(d) The tropical timber freeboard shall be obtained by deducting from the summer timber freeboard one forty-eighth of the molded summer timber draft.\n(e) The fresh water timber freeboard shall be computed in accordance with § 42.20-75(e) (1) or (2) based on the summer timber load waterline.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER E—LOAD LINES","PART 42—DOMESTIC AND FOREIGN VOYAGES BY SEA","Subpart 42.25—Special Requirements for Vessels Assigned Timber Freeboards"],"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":"1cf752fda8db9f68c65740dc90ed8535ebd46bed29b2475167c620bceb2751b6","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-42.25-15","next":"us/46-cfr-42.30-1"},"notice":"GroundRules: Original legal text. Not legal advice."}