{"data":{"id":"us-in/ic-22-10-2-2","jurisdiction":"us-in","citation":"IC 22-10-2-2","heading":"Maps; certification and seal; revision and supplementation; temporary notations","body":"Sec. 2. (a) All maps required to show the underground workings of any mine, within this state, shall be made or certified by a registered engineer or professional surveyor and sealed by the professional engineer or professional surveyor.\n(b) The map shall be kept up-to-date by temporary notations and the map shall be revised and supplemented at intervals prescribed by the director on the basis of a survey made or certified by the professional engineer or professional surveyor.\n(c) Mine maps shall be revised and supplemented at intervals of not more than once a year.\n(d) Temporary notations shall include:\n(1) the location of each working face of each working place;\n(2) pillars mined or other such second mining;\n(3) permanent ventilation controls constructed or removed, such as seals, overcasts, undercasts, regulators, and permanent stoppings, and the direction of air currents indicated; and\n(4) escapeways designated by means of symbols.","path":["TITLE 22. LABOR AND SAFETY","ARTICLE 10. MINES AND MINING SAFETY","Chapter 2. Coal Mines Generally"],"source_url":"https://iga.in.gov/ic/2026/Title_22.html#22-10-2-2","current_through":"2026","vintage":"2026","retrieved_at":"2026-08-18T00:45:42Z","sha256":"1164c0ed40246060050f91e138d4307585ac19c148363964992feb5a0c14e288","source_id":"us-in","stale":false,"prev":"us-in/ic-22-10-2-1.5","next":"us-in/ic-22-10-2-2.5"},"notice":"GroundRules: Original legal text. Not legal advice."}