{"data":{"id":"us-va/4vac25-40-5130","jurisdiction":"us-va","citation":"4VAC25-40-5130","heading":"Operation of main fans","body":"Main fans shall be:\n\n1. Operated continuously except when the mine is shut down for an extended period;\n\n2. Provided with pressure-recording gauges; and\n\n3. Inspected daily and records kept of such inspections and of fan maintenance.","path":["Title 4. Conservation And Natural Resources","Agency 25. Department of Energy","Chapter 40. Safety and Health Regulations for Mineral Mining","Part XV. Safety and Health Regulations—Underground Only","Article 11. Gassy Mines"],"source_url":"https://law.lis.virginia.gov/admincode/title4/agency25/chapter40/section5130/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:46:10Z","sha256":"86ea8b1b80e4c913cd6bf6a68cb956183f3ab96c30318efe92f4e9770b6a6487","source_id":"us-va-vac","stale":false,"prev":"us-va/4vac25-40-5120","next":"us-va/4vac25-40-5140"},"notice":"GroundRules: Original legal text. Not legal advice."}