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,, - - - - <br />!' <br />F Western Corporate -Central Services <br />1590 W. 12th Ave. <br />Mo <br />bi/e Denver, Coloratlo 80104 <br />303.657.4334 <br />r~ <br />4ggregemmltlirt~ ~~ncr3s97 Fax 703.657.4779 <br />Mr. Gary Curtis <br />Enviromental Protection Specialist , la~`J J ~ i~l.~l <br />Colorado Division of Minerals & Geology <br />1313 Sherman Street ,Room 215 <br />Denver, Colorado 80203-2273 0"„-~~~~ :~ .~: ;,,;, , _;cm,~yS <br />Sbj: Deer Creek ~uary, Permit # M-79-214, Inspection Complience <br />Dear Gary: <br />In follow up to our meeting regarding the items needed to address the concerns listed in your site <br />inspections, please (ind enclosed the following: <br />1. A letter from IREA identifying the power pole close to an excavated face as being on the <br />end of a service line, and notification that they have disconected the power to the lines <br />servicing the pale. <br />2. A drainage study map prepared by Tuttle Appelgate, and dated 12-11-96 with the areas of <br />the basins delinated and the volumns of flow calculated fora 10 year 24 hour event. The 24 <br />inch CMP, sediment and siltation structures have been located and identified on the map. <br />3. Two 11 x 17 sketches prepared by Tuttle Appelgate, Inc., and dated 1-t3-97, that have the <br />typical scetches for the drainage features necessary to carry the 10 year 24 hour event and <br />the sizing of the sediment ponds tabulated. <br />Should you have questions regarding these items ,please contact our offices. <br />Sincerely, <br />~' <br />John Hickman <br />Land and Resources Manager <br />`~ -e~~ Gd~~~ J <br />V ~t r <br />~, C l~ <br />A Redland Gf0u0 company <br />