{"data":{"id":"us/30-cfr-77.406","jurisdiction":"us","citation":"30 CFR 77.406","heading":"Drive belts.","body":"(a) Drive belts shall not be shifted while in motion unless the machines are provided with mechanical shifters.\n(b) Belt dressing shall not be applied while belts are in motion except where it can be applied without endangering a person.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","Subpart E—Safeguards for Mechanical Equipment"],"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":"5153106c0cf1ba1d67e723ca539f8f8ab30c258a02050a9d6450b2b5b22496d4","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-77.405","next":"us/30-cfr-77.407"},"notice":"GroundRules: Original legal text. Not legal advice."}