PERMFILE53380

• 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

August 2002 -ii- 003-2203
• 4.1.6 Bulk Specific Gravity ...................................................... ................................25
4.2 Field Testing and Monitoring .................................................... ................................25
4.2.1 Underground Workings ................................................... ................................25
4.2.1.1 Concrete Plug and Cemented Rockfill .................. ................................26
4.2.1.2 Flowable Fill .......................................................... ................................26
4.2.1.3 Geogrid and Select Structural Fill ......................... ................................26
4.2.2 Underdrains ..................................................................... ................................27
4.2.3 Leak Detection Trench .................................................... ................................27
4.2.4 Subgrade Preparation ....................................................... ................................27
4.2.5 Site Grading ..................................................................... ................................27
4.2.6 Soil Liner Fill ................................................................... ................................28
4.2.6.1 Field Monitoring .................................................... ................................28
4.2.6.2 Moisture-Density Test Results .............................. ................................28
4.2.6.3 Depth Verification ................................................. ................................29
4.2.7 Drain Cover Fi]1 ............................................................... ................................29
4.2.8 Temperature Monitoring .................................................. ................................30
4.2.9 Cast-in-Place Concrete .................................................... ................................31
5.0 GEOSYNTHETICS CQC SUBMITTALS .......................................................................32
5.1 Geomembrane Installation Personnel Resumes .........................................................32
5.2 Geomembrane CQC Documents ...............................................................................32
5.2.1 Resin CQC Certificates ........................................................... ........................32
5.2.2 Roll CQC Certificates .............................................................. ........................33
5.2.3 Welding Rod CQC Certificates ............................................... ........................33
5.3 Geotextile CQC Documents .............................................................. ........................33
5.4 Geogrid CQC Documents .................................................................. ........................34
6.0 GEOSYNTHETIC CQA TESTING AND MONITORING ..................... ........................35
6.1 Ore Storage Area Geomembrane ....................................................... ........................35
6.1.1 Conformance Testing .............................................................. ........................36
6.1.2 Deployment Monitoring .......................................................... ........................36
6.1.3 Seaming ................................................................................... ........................38
6.1.3.1 Trial Seam Monitoring .................................................. ........................39
6.1.3.2 Seaming Observations ................................................... ........................39
6.1.4 Defect and Repair Observations ............................................:. ........................40
6.1.5 Destructive Testing .................................................................. ........................40
6.1.6 Non-Destructive Testing .......................................................... ........................42
6.2 Leak Detection Trench and Underdrain Geosynthetics ..................... ...........'.............43
6.3 Underground Workings Geosynthetics .............................................. ........................43
7.0 WATER BALANCE .........................................................................................................44
. 8.0 CONCLUSIONS ...............................................................................................................45
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