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when available from other Pioneer construction and grading projects in the region, and will be placed <br />on top of the regraded residual material. Afrer the placement of the topsoil (if available), reseeding <br />will be performed in accordance with recommendations from the Natural Resource Conservation <br />Service and the requirements of the existing MLRB permit. The seeding mix, included in the <br />following table will be planted between April 15 and June 15 using the drill method at a depth of <br />approximately YZ inch. The seeded area will then be mulched with weed-free straw. The processing <br />areas will be reclaimed in the same manner as the bench azeas. <br />Seed Mix and Application Rate <br />Seed Lbs/acre pls* <br />Sideoats gramma 3 <br />Little bluestem 2 <br />Pubescent wheatgrass 3.5 <br />Indian ricegrass 2.5 <br />Total 11 <br />• pls =pure live seed <br />The access road to the quarry will remain after the mining is complete in order to provide continued <br />access to adjacent properties to the north. Therefore, no reclamation of the access road will be <br />performed. <br />Reclamation Costs <br />1. Blasting to reclaim high walls. <br />Assumptions: 20-foot wide benches <br />25-foot high walls <br />blasting unit cost: $1.35 per cubic yard <br />Volume (per linear foot) required to reduce high wa31 to slope: <br />(20 x 25 x 1) / 2 = 250 cubic feet = 9.26 cubic yards <br />Cost per liner foot to mitigate high wall: $12.50 <br />Maximum length of high wall: 1200 feet <br />Cost to mitigate 1200 feet of high wall: $15,000 <br />2 <br />