{"data":{"id":"us/49-cfr-236.22","jurisdiction":"us","citation":"49 CFR 236.22","heading":"Semaphore signal arm; clearance to other objects.","body":"At least one-half inch clearance shall be provided between semaphore signal arm, and any object that may interfere with its operation.","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 A—Rules and Instructions: All Systems"],"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":"829a58a8134c21a69d8e08b934685954b224b95218abb7af8aa9aa5c66256658","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-236.21","next":"us/49-cfr-236.23"},"notice":"GroundRules: Original legal text. Not legal advice."}