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February 23, 2000 <br />Christina Karnnikar <br />_._ <br />httleApplegate,lnc. <br />Consultants for Land, Mineral and Water <br />gECEIVED <br />Division of Minerals and Geology <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203 <br />F EB 2 9 2000 <br />Division o1 PAinerals ~ Geology <br />RE: 2"a Technical Adequacy Review Response Riverview Resources M-99-098 <br />Deaz Ms. Kamnikar: <br />The following information is in response to your 2"a Technical Adequacy Review letter. <br />The responses correspond with the numerical order presented in your letter dated <br />February 18, 2000. <br />v'1. Please refer to the revised attached Exhibit L for dimensions ofthe Asphalt Plant. <br />V 2. The maps have been corrected to show the fencing, greenhouse, detached garage <br />and power line as indicated in your letter. These structures were considered in the <br />slope anaiysis study in accordance with Rule 6.4.19. <br />~~~ <br />`r;• 3. There will not be any expected change in the current flowpath of a 100-year flood <br />1 ~ event for the Cache la Poudre River within the affected land boundary or <br />`rV" immediately downstream of the affected land boundary as a result of either the <br />excavations during mining or the post-mining topography during final <br />reclamation. <br />~4. A copy of the State Engineer Guidelines for Lining Criteria for Gravel Pits is <br />attached. This is in accordance with Rule 6.4.5(2)(a). <br />C5.) A response to your Stability Analysis was submitted by our office on February 23, <br />2000. It is anticipated that the response will cover all concerns presented in your <br />letter dated January 20, 2000. <br />/ 6. Each of the structures you identify in List A are described below with exact <br />V distances from the structure to the mining limit: <br />NAME STRUCTURE DISTANCE <br />Allison, Beverlee Home 240 feet <br />Sears, C Raymond & Sally Home 250 fee[ <br />Cragle, Jonathan & Paula Home 400 fee[ <br />Erbes, Earl & Suzanne Home/Outbuildings 110 fee[ <br />11990 Grant St. • Suite 304 • Denver, CO 80233 5441 Boeing Drive. • Suite 200 • Loveland, CO 80536-8855 <br />(303) 452-6611 • Fax (303) 452-2759 (970) 461-9884 • Fax (970) 613-1177 <br />