2009-07-15_REVISION - M1980244 ‎(23)‎

• Permit No: M1980244
• IBM Index Class Name: REVISION
• Doc Date: 7/15/2009
• Doc Name: QA Mon. & Test Results Load Out- Bin Location
• From: CC&V
• To: DRMS
• Type & Sequence: AM9
• Media Type: D
• Archive: No

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Cripple Creek & Victor Gold Mining Company
Cresson Project
Quality Assurance Monitoring and Test Results
Load Out Bin Relocation
July 7, 2009
Table of Contents
ameO
List of Tables .............................................................................................................................................. ni
List of Figures ............................................................................................................................................ iu
List of Drawings ......................................................................................................................................... in
List of Appendices ..................................................................................................................................... iu
1.0 INTRODUCTION ................................................................................................................................... .1
1.1 Project Description ................................................................................................................... . 1
1.2 Construction Quality Assurance/Quality Control ...................................................................... . 1
1.2.1 CQA Monitoring of Earthworks ................................................................................. . 2
1.3 Project Coordination ................................................................................................................. . 3
1.3.1 Daily Construction Summary Reports ...................................................................... . 4
1.3.2 Weekly Construction Summary Reports .................................................................. . 4
1.3.3 Project Specifications ............................................................................................... . 4
1.4 Record Survey Documentation ................................................................................................. . 4
1.5 Certification Boundary .............................................................................................................. . 4
2.0 SUMMARY OF EARTHWORK CONSTRUCTION ............................................................................... . 5
2.1 Underground Workings Remediation ....................................................................................... . 6
2.2 Site Grading .............................................................................................................................. . 6
2.3 Subgrade Preparation .............................................................................................................. . 7
2.4 Soil Liner Fill ............................................................................................................................. . 7
2.5 LOB Liner System .................................................................................................................... . 8
2.6 Drain Cover Fill ......................................................................................................................... . 8
3.0 GEOSYNTHETICS INSTALLATION .................................................................................................... . 9
4.0 EARTHWORK CQA TESTING AND MONITORING ........................................................................... 10
4.1 Results of Laboratory Soils Testing ......................................................................................... 10
4. 1.1 Grain Size Distribution ............................................................................................. 11
4.1.2 Moisture Content ..................................................................................................... 11
4.1.3 Atterberg Limits ....................................................................................................... 11
4.1.4 Proctor Compaction Tests ....................................................................................... 12
4.1.5 Permeability Tests ................................................................................................... 12
4.2 Field Testing and Monitoring ................................................................................................... 12
4.2.1 Underground Workings ............................................................................................ 12
4.2.2 Subgrade Preparation ............................................................................................. 13
4.2.3 Site Grading ............................................................................................................. 13
4.2.4 Soil Liner Fill ............................................................................................................ 13
SAPROJECTS11125E CCV CQA\H3 - CONSTRUCTION\LOB CERT REPORTIREPORT BODY\LOB CERT REPORT 2009.07.07.DOC