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<br />. Table of Contents <br />1 <br /> <br />1. Topsoil Replacement ................................................................. ......................................................... 6 <br />2. Revegetation .............................................................................. ......................................................... 6 <br />3. Postmining Land Use ................................................................ ......................................................... 8 <br />4. Suspended Solids ...................................................................... ......................................................... 8 <br />4. Sedimentation Ponds ................................................................. .........................................................9 <br />5. Bonding ..................................................................................... ......................................................... 9 <br />6. Summary and Conclusions ........................................................ ......................................................... 9 <br />N. PROPOSED DECISION ........................................................ ....................................................... 10 <br />g ....................................................................................................................................... <br />3. Postmining Land Use ......................................................................................................................... 5 <br />4. Suspended Solids ............................................................................................................................... 5 <br />III. OBSERVATIONS AND FINDINGS .............................................................................................. 6 <br />ACRONYMS ......................................................................................................................................... 2 <br />IN'I'RODU CTION .................................................................................................................................. 3 <br />I. PROCEDURES AND SUMMARY OF THE REVIEW PROCESS ................................................. 3 <br />II. CRITERIA AND SCHEDULE FOR BOND RELEASE ................................................................. 5 <br />1. Topsoil Replacement .......................................................................................................................... 5 <br />2 Reve elation 5 <br />A Gross erosion per acre per year (a pazameter of the RUSLE equation) <br />Act Colorado Surface Coal Mining Reclamation Act <br />Applicant Colowyo Coal Company, L.P. <br />Application 2000 Application for a Partial Phase II Bond Release, dated September 25, 2000 <br />C Cover management (a pazameter of the RUSLE equation) <br />Colowyo Colowyo Coal Company, L.P. <br />Division Division of Minerals and Geology <br />K Soil erodibility (a pazameter of the RUSLE equation) <br />SL Hill slope-length and gradient (a parameter of the RUSLE equation) <br />P Support Practice (a pazameter of the RUSLE equation) <br />PAP Permit Application Package <br />R Erosivity of rainfall and runoff (a parameter of the RUSLE equation) <br />Rules Regulations of the Colorado Mined Land Reclamation Boazd for Coal Mining <br />RUSLE Revised Universal Soil Loss Equation <br />SL-02 The second bond release (surety release) on Permit C-81-019 <br />SL-03 The third bond release (surety release) on Permit C-81-019 <br />ACRONYMS <br />C-81-019, SL-03, 15 August 2001 <br />Page 2 of 10 Pages <br />