{"data":{"id":"us/49-cfr-222.1","jurisdiction":"us","citation":"49 CFR 222.1","heading":"What is the purpose of this regulation?","body":"The purpose of this part is to provide for safety at public highway-rail grade crossings by requiring locomotive horn use at public highway-rail grade crossings except in quiet zones established and maintained in accordance with this part.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","PART 222—USE OF LOCOMOTIVE HORNS AT PUBLIC HIGHWAY-RAIL GRADE CROSSINGS","Subpart A—General"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"b4538451117dc17e37dc8e4f51a5f92a77e4c548eaa05892edaea777e613d149","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-appendix-b-to-part-221","next":"us/49-cfr-222.3"},"notice":"GroundRules: Original legal text. Not legal advice."}