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<br /> <br />depth of 6" to 12". Seeding will be done with a mixture of Indian ricegrass and <br />Annual rye. <br />Phase IV Areas 3. 2 and 1 will be stripped and mined d-The <br />topsoil will be removed, stockpiled, preserved and vegetated in Area A. The <br />sandstone overburden will be stripped and stockpiled in Cront of area A. <br />ene+et--area <br />4~This phase is expected to require 14 years. The total area worked is expected <br />to be 1533 acres. <br />Phase V Limestone will be removed from [he remaining portion of Area 10 while <br />roadways and other ore-74 disturbance is mined and reclaimed ~A-Fee~~ <br />This is expected [o require 103 years. The total area worked a[ [his time is <br />expected to be 30~ acres. <br />Phase VI Reclamation will be completed during this phase. The sandstone overburden will <br />be pushed back inro [he excavation left by [he limestone leveled and contoured <br />to a slope of less than 2 to 1. The topsoil will be leveled over the sandstone ro a <br />depth of 8" [0 12". The area will be seeded with a mixture of Indian ricegrass <br />Wheat grass, Mountain mahogany and Rabbit brush, [o be hand broadcast a[ 18 <br />Ibs per acre, in [he spring. This will be accomplished within 5 years of <br />completion of mining. <br />At some point, if necessarv. Area C may be stripped of topsoil which will be stockpiled in Area <br />A. This area will be used for crushing and stockpiling. This will be done, if necessarv, in Phase <br />III or later. Because of [he construction of the Rex-Roberts Road in 1997 (as approved b <br />DMG), i[ may not be necessary [o use Area C: iC that is the case [he Area will no[ he stripped. <br />EXHIBIT D. (REV) MINE PLAN, ROBERTS QUARRY MAR 1998. PAGE 3 OF 3 <br />