Laserfiche WebLink
Fall 2008 Subsidence and Geologic Field Observations <br />Box Canyon, Apache Rocks, and South of Divide Mining Areas <br />• <br />National Coal Board. 1975. Subsidence Engineers' Handbook. National Coal Board, United <br />Kingdom, Mining Department. <br />Peng, S.S. 1992. Surface Subsidence Engineering., Littleton, CO: Society for Mining, <br />Metallurgy, and Exploration. <br />Peng, S.S. and D.Y. Geng. 1982. Methods of Predicting the Subsidence Factors, Angle of Draw <br />and Angle of Critical Deformation. Proceedings of State-of-the-Art of Ground Control in <br />Longwall Mining and Mining Subsidence Conference. New York: Society of Mining <br />Engineers of the American Institute of Mining. <br />Tetra Tech. 2007. Exhibit 60E: Subsidence Evaluation for the South of Divide and Dry Fork <br />Mining Areas. Missoula, MT: Tetra Tech. <br />Wardell, K. 1971. The effects of mineral and other underground excavations on the overlying <br />ground surface. In Symposium [on] geological and geographical problems of areas of <br /> <br />high population density, Washington, DC, 1970, Proceedings, 201-217. Denver, CO: <br />Association of Engineering Geologists. <br />Witt, G. D. and C. R. Dunrud. 2008. Spring 2008 Subsidence and Geologic Field Observations <br />Box Canyon, West Flatiron, Apache Rocks, and South of Divide Mining Areas. Denver, <br />CO: Wright Water Engineers, Inc. <br />• <br />Z:\Proiect Files\72-99\831-032\831-032.790\Deliverables\Fall 2008\Report Text\2008 Fall Subsidence Report 121708.doc <br />831-032.790 <br />December 2008 <br />Wright Water Engineers, Inc. <br />Page 69