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COLORADO LEGACY LAND <br /> SCHWARTZWALDER MINE <br /> TABLE L-1.REVISED SCHWARTZWALDER MINE RECLAMATION COSTS <br /> Item Unit Cost Quantity Unit Total Cost Notes/Basis of Estimate <br /> Sufficient quantities of fill soil have been identified during the alluvial valley <br /> excavation work This soil shall be used to regraded in the excavation areas <br /> consistent with the surrounding topography to achieve a natural looking slope. The <br /> Fill Soil $ 8 00 1,889 CY $ 15,111.11 haul / push distance for this material is estimated to be less than 1,000 feet. <br /> The current disturbance extent is estimated to be 25,500 square feet.The excavation <br /> depth varies in the valley from 0 to 10 feet.For restoration to slopes consistent with <br /> pre-mining activities an average of 2 feet was used to estimate the fill soil volume. <br /> Sufficient quantities of top soil have been identified during the alluvial valley <br /> excavation work. The haul/push distance for this material is estimated to be less <br /> Top Soil/Plant than 1,000 feet. <br /> Growth Medium $ 1450 236 CY $ 3,423.61 <br /> The current disturbance extent from excavation is estimated to be 25,500 square <br /> feet. For restoration consistent with pre-mining activities an average of 3-inches <br /> was used to estimate the top soil volume. <br /> Seed mix shown in Table E-1 of Application Amendment#5.All disturbed areas shall <br /> Seed Mix $ 450.00 12.7 acre $ 5,715.00 be reseeded. All disturbed areas (12.7 acres) from mining operations shall be <br /> reseeded. <br /> Riparian Trees for Phase 1 Mitigation $ 60.00 174 tree $ 10,440.00 <br /> Remaining habitat restoration above the cutoff wall and 18"creek bypass pipeline. <br /> Willow Stakes for Phase 1 Mitigation $ 4.00 615 willow $ 2,460.00 <br /> Riparian Trees for $ 60.00 147 tree $ 8,820.00 <br /> Phase 2 Mitigation Habitat restoration below the cutoff wall and 18"creek bypass pipeline. Quantities <br /> Willow Stakes for shown are the maximum amount of vegetation required for habitat restoration of <br /> Phase 2 Mitigation $ 4.00 482 willow $ 1,928.00 the Phase 2 area in Technical Revision 23. <br /> Hydromulching $ 25.00 0 CY $ - Only required on 2H:1V and steeper slopes,which are not present in the valley. <br /> Excavator $ 120.00 0 hour $ Caterpillar 320 or equivalent. Equipment costs included in unit cost($/CY)for soils. <br /> Loader $ 120.00 0 hour $ Caterpillar 950G or equivalent. Equipment costs included in unit cost($/CY)for <br /> soils. <br /> Dozer $ 100.00 0 hour $ John Deere 750 orequivalent. Equipment costs included in unit cost $ CY for soils. <br /> Haul Truck $ 115.00 0 hour $ Caterpillar D250E or equivalent. Equipment costs included in unit cost($/CY)for <br /> soils. <br /> JUNE2021 46 AMENDMENT <br />