{"data":{"id":"us/33-cfr-401.41","jurisdiction":"us","citation":"33 CFR 401.41","heading":"Tandem lockage.","body":"Where two or more vessels are being locked together, vessels astern of the leading vessel shall:\n(a) Come to a full stop a sufficient distance from the preceding vessel to avoid a collision; and\n(b) Be moved into mooring position as directed by the officer in charge of the lock.","path":["Title 33—Navigation and Navigable Waters","CHAPTER IV—GREAT LAKES ST. LAWRENCE SEAWAY DEVELOPMENT CORPORATION, DEPARTMENT OF TRANSPORTATION","PART 401—SEAWAY REGULATIONS AND RULES","Subpart A—Regulations"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-33.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:35Z","sha256":"c5076836dd502e907ede984c4816f5ef28cd81f0a8ca9af9b72f72d2c25fe8ba","source_id":"us-cfr","stale":true,"prev":"us/33-cfr-401.40","next":"us/33-cfr-401.42"},"notice":"GroundRules: Original legal text. Not legal advice."}