{"data":{"id":"us/30-cfr-57.8519","jurisdiction":"us","citation":"30 CFR 57.8519","heading":"Underground main fan controls.","body":"All underground main fans shall have controls placed at a suitable protected location remote from the fan and preferably on the surface.","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 G—Ventilation"],"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":"b7727df11202ca01de0a401f79bb34f30bc9986b40205ffe47ece34112f251e6","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.8518","next":"us/30-cfr-57.8520"},"notice":"GroundRules: Original legal text. Not legal advice."}