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TABLE OF CONTENTS, Cont. <br />SECT/ON PAGE <br />TABLES <br />Table i. Estimated Pre-Mine Ground-Water Gradient within the <br /> Fractured Bedrock ............................... 20 <br />Table 2. Hydraulic Head Measured in Boreholes in the American Tunnel 30 <br />Table 3. Hydraulic Conductivities Estimated from Flow Tests <br /> in the American Tunnel ........................... 33 <br />Table 4. Volume of Sunnyside Workings by Level and Calculated Time <br /> to Flood Workings .............................. 35 <br />Table 5. Permeabilities Based on Laboratory Testing of Rock Cores ... 42 <br />Table 6. Estimated Rates of Ground-Water Flow Expected to Pass Through <br /> Mine Workings to Cement Creek ..................... 45 <br />Table 7. Estimated Rates of Ground-Water Flow Expected to Pass <br /> Through Mine Workings to Cement Creek .............. 53 <br />Table 8. Velocity and Travel Time for Ground-Water Flow <br /> Between Mine Workings and Cement Creek ............. 57 <br />Table 9. Water Analyses from the American and Terry Tunnels ...... 61 <br />Table 10. Reference Waters ............................... 62 <br />Table 11. Modeled Discharge Water Quality .................... 67 <br />Table 12. Mix of Terry and American Tunnels Water .............. 68 <br />Table 13. Acid-Generating Potential of Mineral Encrustations on Walls .. 71 <br />APPEND/CES <br />Appendix A. Results of Flow Testing in the American Tunnel ......... A-1 <br />Appendix B. Volume of Sunnyside Mine Workings ............... . B-1 <br />Appendix C. Details of Geochemical Modeling .................. . C-1 <br /> C-1 American Tunnel ...................... . C-2 <br /> C-1.1 Overview ..................... . . C-2 <br /> C-1.2 Data ......................... . C-3 <br /> C-1.3 American Tunnel Reference Water ..... . C-4 <br /> C-1.4 Verification of Model Results ........ . C-8 <br /> C-1.5 Impounded Water Chemistry ......... C-10 <br /> C-1.6 Potential Reactions Along Flow Paths ... C-10 <br /> C-2 Terry Tunnel ......................... C-13 <br /> C-2.1 Overview ...................... C-13 <br /> C-2.2 Data ......................... C-13 <br /> C-2.3 Terry Tunnel Reference Water ........ C-16 <br />sunnylwpltraci122511Mari 993. Rpt I I I <br />HMI SIR10~ HYDRO-SEARCH <br />