{"data":{"id":"us/30-cfr-77.303","jurisdiction":"us","citation":"30 CFR 77.303","heading":"Hot gas inlet chamber dropout doors.","body":"Thermal dryer systems which employ a hot gas inlet chamber shall be equipped with drop-out doors at the bottom of the inlet chamber or with other effective means which permit coal, fly-ash, or other heated material to fall from the chamber.","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 D—Thermal Dryers"],"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":"c96ae2832accee4eed4f9ba67b5d8cf3723b2ef176571ea227af80a215009c93","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-77.302","next":"us/30-cfr-77.304"},"notice":"GroundRules: Original legal text. Not legal advice."}