{"data":{"id":"us/30-cfr-77.1909-1","jurisdiction":"us","citation":"30 CFR 77.1909-1","heading":"-1 Use of nonpermissible explosives and nonpermissible shot-firing units; approval by Health and Safety District Manager.","body":"Where the Coal Mine Health and Safety District Manager has determined that the use of nonpermissible explosives and nonpermissible shot-firing units will not pose a hazard to any person during the development of a slope or shaft, he may, after written application by the operator, approve the use of such explosives and shot-firing units and issue a permit for the use of such explosives and devices setting forth the safeguards to be employed by the operator to protect the health and safety of any person exposed to such blasting.","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 T—Slope and Shaft Sinking"],"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":"eba916675b73a8e71d9a6e151d0885a4034970c74aa8cbcb669eba3782473bc9","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-77.1909","next":"us/30-cfr-77.1910"},"notice":"GroundRules: Original legal text. Not legal advice."}