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Table L-1: Worst Case Reclamation Cost Summary <br />Revenue Mine June 2015 L-3 <br />Time Time <br />Task # Description Quantity Unit Unit Cost Cost Needed Needed <br />Months) Years) <br />Grade all disturbed areas steeper than 311: IV. Leave all three <br />1 isediment ponds until reclamation is satisfory then remove them. 47,000 CY 0.65 30,550 6.0 0.50 <br />3,045 CY 1.40 4,263 <br />Topsoil of regraded waste pile areas and all other rangeland areas to a <br />depth of 6 inches. This is a volume of 23,780 cy. Since there is 3045 <br />cy available on site, the remaining 10,200 cy of topsoil will be <br />imported. <br />2 10,200 CY 15.00 153,000 3.0 0.25 <br />Seed all topsoiled areas with high altitude seed mix from reclamation <br />3 plan. 16.42 acres 780 12,808 1.0 0.08 <br />4 Mulch all seeded areas at 20001bs/acre 16.42 acres 250 4,105 1.0 0.08 <br />Backfill underground storage and mill portals. <br />Undergorund storage <br />Two portals at 32x26'x50' <br />One portal at 8.5'x6'x25' <br />Mill <br />5 One portal at 30'x35'x50' 5,073 CY 1.40 7,102 2.5 0.21 <br />6 Reinforce gate at Revenue Mine portal 3,000 0.5 0.04 <br />7 Weed Control 1,200 0.2 0.02 <br />8 Structure Removal (See Table L-2) 89,700 1.0 0.08 <br />9 Half -Culvert Removal 7,840 0.1 0.01 <br />10 Mobilization 13,000 <br />Subtotal Direct Costs 326,568 <br />DRMS Overhead 28% 91,439 <br />Total Bond Estimate 418,007 15.3 1.28 <br />Revenue Mine June 2015 L-3