{"data":{"id":"us/30-cfr-77.803-1","jurisdiction":"us","citation":"30 CFR 77.803-1","heading":"-1 Fail safe ground check circuits; maximum voltage.","body":"The maximum voltage used for ground check circuits under § 77.803 shall not exceed 96 volts.","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 I—Surface High-Voltage Distribution"],"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":"4c0789014817723f874b3bf52b916850deead90ae18827d5553ef2fa096c7992","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-77.803","next":"us/30-cfr-77.803-2"},"notice":"GroundRules: Original legal text. Not legal advice."}