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J&T Consulting, Inc. Northern Colorado Constructors <br /> Bennett Pit <br /> 11/6/2020 <br /> Reclamation Bond Quantities and Costs <br /> ©2020 J&T Consullln&Inc- 16116 Bennett Pit Rec Bond Calcs <br /> Summary of Unit Costs <br /> Direct costs <br /> Re-applying topsoil 12"thick $1,800.00 /acre <br /> Revegetating disturbed area $1,000.00 /acre <br /> Dewatering full pit $400.00 / million gallons <br /> Slurry Wall Cost(42 foot average depth) $126.00 / linear foot <br /> (0-50 ft @$31 t-51-70 ft @$41ft-71-75 ft @$16117) <br /> Scarifying Ground $200 /acre <br /> Mobilization $2,500 lump sum <br /> Overhead and Profit Costs <br /> Liability insurance 1.55% of direct cost <br /> Performance bond 1.05% of direct cost <br /> Profit 10.00% of direct cost <br /> Total Overhead Cost 12.60% of direct cost <br /> Project Management <br /> Engineering and bidding 4.25% of direct cost <br /> Management and administration 5.00% of direct cost <br /> Total Additional Cost 9.25% of direct cost <br /> 1 of 2 <br />