310 Ind. Admin. Code 12-5-74Download PDFCurrent through October 23, 2024Section 310 IAC 12-5-74 - Underground mining; casing and sealing exposed underground openings; general requirements (Repealed)310 IAC 12-5-74Repealed by Natural Resources Commission; filed Jun 21, 2001, 2:53 p.m.: 24 IR 3612, eff Dec 1, 2001