{"data":{"id":"us/49-cfr-236.765","jurisdiction":"us","citation":"49 CFR 236.765","heading":"Locking, mechanical.","body":"An arrangement of locking bars, dogs, tappets, cross locking and other apparatus by means of which interlocking is effected between the levers of an interlocking machine and so interconnected that their movements must succeed each other in a predetermined order.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","PART 236—RULES, STANDARDS, AND INSTRUCTIONS GOVERNING THE INSTALLATION, INSPECTION, MAINTENANCE, AND REPAIR OF SIGNAL AND TRAIN CONTROL SYSTEMS, DEVICES, AND APPLIANCES","Subpart G—Definitions"],"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":"e96ad34331b63aa9d5549c75c9a69bd0b5b28aa50ff18bb8c1c1197e01d492ac","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-236.764","next":"us/49-cfr-236.766"},"notice":"GroundRules: Original legal text. Not legal advice."}