2005-12-27_REVISION - M2000158 (2)

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E vr~ a ~~ I ~C. .' . ~ ~m n ~ n LARRY E. O'BRIAN 7985 VANCE DRIVE, SUITE 205A , FOUNDER RECEIVE® ARVADA,COLORAD080003 . _ ~ - - - 303-423--7299 . . _ ~ ~~~ ~ ~ ~ ~ FAX~303.423-5599 December 23, 2005, - Oivisian of Minerals and Geology - ". Ms. Erica Crosby ' Division of Minerals and"Geology 1313 Sherman St., Ik215 Denver, C0 6021.5 - Dear Erica; RE: Platte Sand b Gravel LLC S&H Mine,. Permit 1E M-2000-158 On behalf .of our client Platte Sand & Gr8ve1 LLC (P$&G),'Z-will respond to your"October 18, 200.5 adequacy letter in the order and number " format presented.in that. document. 1. ....Thank"you for"pointing this out.. Attached is a corrected Figure. , TR-1 Map.with a signature. 2. The current road locations on the mine site'-are shown on` the original maps. 'AS we noted in an adequacy response letter dated , March 26, 2001 '°. ,..all roads used 'by this operation will be " contained on site or are"county roads. The existing on site roads- will not be improved unless used"as a haul routes and in thaf case `they will be maintaiped regularly and graveled to keep dust down. Most of these roads will remain when mining"ends to 'allow access to oil well fagilities on the.site~.". Existing roads berry from 12. to 25 feet-wide depending on their:use: The: new access road-was. constructed from the .southeast corner of the new.Plant.site--east to the intersection of WCR's 23 & 38" in"the location shown on Figure TR-1."'This road was built Lo county standards, is 35 feet ±, wide .from the bridge to the dividing point where the one way roads join.' - The one way portions are 25 feet wide: It is an elevated, crowned, gravel surface road with drainage "ditches along .each side, to collect any. runoff and channel it to drainages bhat cross the mine in to irrigation ponds where it is retained" on the. site: The .southern arm of the main road will remain as the ranch access-once mining ends. The file should contain letters requesting the"road: be left when mining-ends. As I explained on the telephone the. ditch crossings, have. been installed: :They're two of the"three crossings agreed to paragraph- 5 in-the Western Mutual/Platte Sand and Gravel_Agreement dated 26,June;2"001.. A copy- of the agreement was attached to the. Technical Revision. These "bridges are permanent crossings"that wily be-used to access the Ranch once mining ends. They currently provide all heavy truck access "for mining,-the ranch operation, and -" oil company needs. The bridges-.were designed to handle long.term- __ .. . _, ,.., _.. - -tr .ti~ee.-::+ ~ ..~. _. y. ... ,- _.. 5:,~..' .tz .a+,~sc-'C.~'Y97C£' ,. -,: .._a, z_.. . ri ..,_ .. _, .,°~a