{"data":{"id":"us/46-cfr-45.177","jurisdiction":"us","citation":"46 CFR 45.177","heading":"Freeboard requirements.","body":"(a) All barges must have a minimum freeboard of 24 inches (610 mm).\n(b) Additionally, open hopper barges must have a combined freeboard plus cargo box coaming height of at least 54 inches (1,372 mm).","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER E—LOAD LINES","PART 45—GREAT LAKES LOAD LINES","Subpart E—Unmanned River Barges on Lake Michigan Routes"],"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":"443bf245649b63f66addad8a30276ed9f27ee4ecd6ff2aa78f9545b5b05153cf","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-45.175","next":"us/46-cfr-45.179"},"notice":"GroundRules: Original legal text. Not legal advice."}