2017-03-20_PERMIT FILE - C1981019A (13)

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Part D, Sediment Pond Access Roads and Other Access Roads IntroductoryText......................................................................................................... Exh. 7-23D-1 Exh. 7-23, Figure Dl, West Side Pond Access Roads Exh. 7-23, Figure D2, East Side Pond Access Roads Exh. 7-23, Figure D3, Facility Access Road, Eastern Portion Exh. 7-23, Figure D4, Facility Access Road, Western Portion Exh. 7-23, Figure D5, Jubb Creek Access Road Part E, Sediment Control for Topsoil Stockpiles Introductory Text, Topsoil Stockpiles......................................................................... Exh. 7-23E-1 SEDCAD Results, Topsoil Stockpile Ring Ditch/Berm, 10 Year, 24 Hour Event ..... Exh. 7-23E-2 SEDCAD Results, Topsoil Stockpile Ring Ditch/Berm, 10 Year, 24 Hour Event ..... Exh. 7-23E-3 Part F, Geotechnical Investigations, Collom Sediment Ponds IntroductoryText......................................................................................................... Exh. 7-23F-1 Part G, Small Area Exemption IntroductoryText......................................................................................................... Exh. 7-23G-1 SEDCAD Results, Vegetative Filter 600 ft wide x 20 ft long.....................................Exh. 7-23G-4 SEDCAD Results, Vegetative Filter 600 ft wide x 70 ft long...................................Exh. 7-23G-12 SEDCAD Results, Vegetative Filter 1,200 ft wide x 70 ft long................................Exh. 7-23G-20 Part H, Perimeter Area Sediment Control IntroductoryText......................................................................................................... Exh. 7-231-1-1 SEDCAD model for Generic Triangular Ditch, 10 Year, 24 Hour .............................Exh. 7-231-1-5 SEDCAD model for Generic Trapezoidal Ditch, 10 Year, 24 Hour .........................Exh. 7-23H-11 SEDCAD model for l 00x 100 area thru 20x 100 grass filter, 10 Year, 24 Hour....... Exh. 7-231-1-17 SEDCAD model for l 00x 1000 area thru 20x1000 grass filter, 10 Year, 24 Hour... Exh. 7-231-1-24 SEDCAD model for 300x1000 area thru 20x1000 grass filter, 10 Year, 24 Hour... Exh. 7-231-1-31 Part I, Sediment Control System Analysis at End of Mining IntroductoryText.......................................................................................................... Exh. 7-23I-1 Exh. 7-23, Figure I1, Profile Along Little Collom and Bear Draw .............................. Exh. 7-23I-7 Exh. 7-23, Figure I2, East Side SEDCAD Networking Schematic Diagram ............... Exh. 7-23I-8 SEDCAD model for West Side, 10 Year, 24 Hour ...................................................... Exh. 7-23I-9 SEDCAD model for West Side, 100 Year, 24 Hour .................................................. Exh. 7-23I-30 SEDCAD model for East Side, 10 Year, 24 Hour ...................................................... Exh. 7-23I-45 SEDCAD model for East Side, 100 Year, 24 Hour .................................................. Exh. 7-23I-106 Part J, Sediment Control System For Initial Facilities Disturbance Area IntroductoryText..........................................................................................................Exh. 7-23J-1 Exh. 7-23, Figure J1, East Side Model, Initial Disturbance ......................................... Exh. 7-23J-4 Exh. 7-23, Figure J2, Coal Stockpile Pond Design Information .................................. Exh. 7-23J-5 SEDCAD model for Initial Disturbance with Pond Included, 10 Year, 24 Hour ........ Exh. 7-23J-6 SEDCAD model for Initial Disturbance with Pond Reduced, 10 Year, 24 Hour ...... Exh. 7-23J-32 SEDCAD model for East Side Initial Disturbance, 25 Year, 24 Hour ....................... Exh. 7-23J-58 Exh. 7 -23 -ii Revision Date: 12/30/16 Revision No.: TR -108