{"data":{"id":"us/30-cfr-57.19094","jurisdiction":"us","citation":"30 CFR 57.19094","heading":"Posting signal code.","body":"A legible signal code shall be posted prominently in the hoist house within easy view of the hoistmen, and at each place where signals are given or received.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","Subpart R—Personnel Hoisting"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-30.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:24Z","sha256":"5d9ee9145100f30e28d0a20e58001abfd9e8f843bec679072cd5bbcd4fda0ec1","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.19093","next":"us/30-cfr-57.19095"},"notice":"GroundRules: Original legal text. Not legal advice."}