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wlan~ e <br />x~,.sa r, PHpsg II, AND PHASE iii 8'PAHILIT7f nrmr.YSFS APPEDIDICE44 <br />771BLE OF OONTF.NY'8 <br />PHASE I STABILITY ANALYSES APPENDIX <br />Geotechnical Review, Orchard Valley Mine, Geo-Hydro Consulting, Inc., 1981 <br />PHASE II STABILITY ANALYSES APPENDIX <br />Phase II Geotechnical Studies, Orchard Valley Mine, Geo-Hydro Consulting, <br />Inc., 1982 <br />Surface Hydrologic Study, Orchard Valley Mine, Merrick and Company, 1982 <br />PHASE III STABILITY ANALYSES APPENDIX <br />Slope Displacement & Water Pressure Monitoring, Orchard Valley Mine, <br />Geo-Hydro Consulting, Inc., 1982 <br />Evaluation of Stability Monitoring, Orchard Valley Mine, Cuts, 6 Fills, <br />Geo-Hydro Consulting, Inc., 1984 <br />Supplemental Geotechnical Engineering Study, Lae Grade Coal Haul Road, <br />Orchard Valley Mine, Lambert & Associates, February, 1992 <br />Supporting Information, Orchard Valley West Portals, Orchard Valley Mine, <br />Golder Associates, 1986 <br />Maps of the Orchard Valley West Portals Designs, Orchard Valley Mine, Golder <br />Associates, 1986 <br />Sheet 1 - Cover Sheet <br />Sheet 2 - Geotechnical Conditions (1) <br />Sheet 3 - Geotechnical Conditions (2) <br />Sheet 4 - Mine Bench Cut <br />• Sheet 5 - Mime Berich Fill <br />Sheet 6 - Runoff Diversions, Sedimentation Pond <br />Sheet 7 - Haul Road (1) <br />Sheet 8 - Haul Road (2) <br />Sheet 10 - Specificaations <br />Supporting Calculations, Rock Slope Entries, Orchard Valley Mine, Golder <br />Associates, March, 1987 <br />Maps of The Orchani Valley Mine, Rock Slope Entries Designs, Golder <br />Associates, March, 1987 ' <br />Sheet 1 - Cover Sheet <br />Sheet 2 - Geotechnical Conditions <br />Sheet 3 - Rock Slope Entry Portals and Road Modifications <br />Sheet 4 - Rack Slope Entry Portals and Road Drainage <br />Sheet 5 - Rock Slope Entry Development Rock Disposal <br />Sheet 7 - Specifications <br />• <br />TR 92-18 Revised 04/15/92 <br />