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GENERAL49686
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Last modified
8/24/2016 8:29:14 PM
Creation date
11/23/2007 5:19:47 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1980244
IBM Index Class Name
General Documents
Doc Date
10/28/1994
Doc Name
INTERFACE SHEAR TESTING INCORPORATING CARLTON TAILS & GOLDSTAR MINE MATERIAL CRIPPLE CREEK & VICTOR
From
DMG
To
BERHAN KEFFELEW
Media Type
D
Archive
No
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• , iii iiiiiiiiiiiu iii <br />STATE OF COLORADO <br />DIVISION OF MINERALS AND GEOLOGY <br />Depa rlmenl of Natural Resources <br />1313 Sherman 51., Room 215 ~I~~~ <br />Denver, Colorado 80203 <br />Phone: (3031 866-3567 <br />FA%:13031 832-8106 <br />DEPAR7"MENT OF <br />NATURAL <br />RESOURCES <br />Roy Romer <br />Governor <br />DATE: October 28, 1994 James S. Lochhead <br />Exec uo ve Dueaor <br />TO: Berhan Keffelew Michael B. Long <br />%'~~ Dmisron Director <br />FROM: Allen Sorenson <br />RE: Interface shear testing incorporating Carlton Tails and <br />Goldstar Mine material, Cripple Creek & Victor Gold Company, <br />Cresson Project, File No. M-80-244 <br />I have reviewed the results of the above referenced testing and concur <br />with the conclusions reached by the operator and by Golder Associates <br />that incorporation of Carlton Tails and/or Goldstar Mine material as a <br />smoothing agent at the prepared soil liner surface will not negatively <br />impact the stability of the heap based on these test results. However, <br />the Division should withhold final acceptance of the smoothing agents <br />pending review of the final testing results which have not yet been <br />received. <br />In addition, the operator <br />may only be utilized as a <br />be used to backfill void: <br />oversize rock removal or <br />testing. Such holes oz <br />compacted Ironclad Tails. <br />cc: Carl Mount <br />should be notified that the smoothing agents <br />veneer on the soil liner surface, and may not <br />or holes in the soil liner section left by <br />QA density testing or soil liner thickness <br />voids must be backfilled with adequately <br />C:\WP51\CRESSON.28 <br />
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