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PERMFILE53380
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PERMFILE53380
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Entry Properties
Last modified
8/24/2016 10:56:50 PM
Creation date
11/20/2007 3:45:04 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1980244
IBM Index Class Name
Permit File
Doc Date
9/3/2002
Doc Name
Certification of Report Phase IV
From
Cripple Creek & Victor Gold
To
DMG
Media Type
D
Archive
No
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2002 -27- 003-2203 <br />second layer of geogrid was installed transverse to the first. Six inches of SSF was then <br />placed and compacted. <br />4.2.2 Underdrains <br />Golder verified that the underdrains were constructed as specified, that Ames placed OF a <br />minimum of 3 feet deep and 5 feet wide in the Primary Underdrain, and 2 feet deep and 4 feet <br />wide in the Secondary Underdrains. Golder verified that Ames removed oversize and <br />unsuitable material from the UF. Golder verified that Ames installed geotextile in the <br />underdrains and placed a minimum of 6 inches of SSF on the top of the geotextile. <br />4.2.3 Leak Detection Trench <br />Golder verified that the Phase IVa LDT was a minimum of 1 foot wide by l foot deep, and <br />. that LDF, geomembrane, geotextile and pipe were installed as specified. Golder also verified <br />that Phase IVa LDS was constructed per the design shown on Construction Drawing 14. <br />4.2.4 Subexade Preparation <br />Golder monitored subgrade preparation, including verification that Ames compacted the <br />subgrade with a smooth drum vibratory compactor. Golder verified that Ames removed <br />protruding rocks from the subgrade surface prior to SLF placement. Golder verified that the <br />subgrade surface was moisture conditioned, smooth, and unyielding prior to SLF placement. <br />4.2.5 Site Gradin¢ <br />Golder monitored site grading. Due to the gradation of the SF used for site grading, the <br />compaction of the fill could not be tested with a nuclear density gauge (that is, the fill had <br />greater than 30 percent by weight larger than three-quarter inch particle size). Golder verified <br />. that the maximum particle size of the fill did not exceed 24 inches, and that lifts were no <br />thicker than one and one-half times the maximum particle size. When SF was placed for <br />1:\00\2203\0400\CMRepO802W03220J 040p.04190Mtdoc Golder Associates <br />
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