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~= • <br />BARTHWORE: <br />1) Two main portals, belt portal, fan portal (5.5' x 13'): <br />Portal buildings will be removed as described above. Portals <br />will be backfilled with non-combustible dirt for a minimum of 25 <br />feet. Due to sloughing at the inby side of the backfill, <br />approximately 15 feet of additional fill dirt will be added to <br />support the fill flush with the top of the tunnel. This <br />additional fill repose angle will be about 45 degrees (Approx. <br />3500 LCY). <br />(See CDMG Estimating Form 1/10/94, Filename C035-2 & C035-5, <br />Appendix 9(2)) <br />............... $2800.00 <br />2) Hauling and spreading 14500 LCY of fill material over the waste <br />pile area. <br />(See CDMG Estimating Form 1/10/94, Filename C035-1 & C035-3, <br />Appendix 9(2)) <br />............... $7941.00 <br />3) Hauling and creating a 2:1 slope at the tipple area. 7500 LCY. <br />(See CDMG Estimating Form 1/10/94, Filename C035-4 & CO35-8, <br />Appendix 9(2)) <br />............... $5475.00 <br />4) Hauling and spreading <br />(See CDMG Estimating <br />Appendix 9(2)) <br />7400 LCY of topsoil at the tipple area. <br />Form 1/10/94, Filename CO35-6 & CO35-9, <br />............... $4896.00 <br />5) Hauling and spreading <br />(See CDMG Estimating <br />Appendix 9(2)) <br />4800 LCY of topsoil at the waste pile. <br />Form 1/10/94, Filename CO35-7 & C035-11, <br />............... $2536.00 <br />6) Design and installation of permanent drainage channel to replace <br />underground culvert system that originates at the south end of the <br />mine yard. To be installed after backfilling and grading have been <br />accomplished. Local backhoe contractor, Gene Strever, has estimated <br />an average cost per foot for a 2' deep by 3' wide ditch with 2:1 <br />slopes at $1.25/linear foot. This channel will be approximately 800 <br />feet long. Add $500 to line channel with appropriate rip-rap. <br />............... $1500.00 <br />REVEGETATION: <br />(See CDMG Estimating Form - Revegetation Work 9/21/93, Filename <br />C035-1, Appendix 9(2)) <br />............... $4247.00 <br />Subtotal :....................................................... $44640.00 <br />Contractor's Overhead and Profit (12.525% of dir.) .............. $ 5591.00 <br />CDMG Contract Administration Expenses (4.25% of dir.)........... $ 1897.00 <br />-------------------------------------------------------------------------- <br />-------------------------------------------------------------------------- <br />Total Reclamation Project Coat : ............................... $52,128.00 <br />January 1994 <br />