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2002 -i- 003-2203 <br />I <br />• <br /> <br />TABLE OF CONTENTS <br />1.0 INTRODUCTION ........................................................................................... ....................1 <br />1.1 Project Description .................................................................................. ....................1 <br />1.2 Construction Quality Assurance/Quality Control .................................... ....................2 <br /> 1.2.1 CQA Monitoring of Earthworks .................................................... ....................2 <br /> 1.2.2 CQA/CQC Monitoring of Geosynthetics Installation ................... ....................4 <br />1.3 Project Coordination ................................................................................ ....................4 <br /> 1.3.1 Daily Construction Summary Reports ........................................... ....................5 <br /> 1.3.2 Weekly Construction Summary Reports ....................................... ....................5 <br />1.4 Project Specifications .............................................................................. ....................5 <br />1.5 Record Survey Documentation ................................................................. ...................6 <br />1.6 Certification Boundary .............................................................................. ...................7 <br />2.0 SUMMARY OF EARTHWORK CONSTRUCTION ................................... ....................8 <br />2.1 Underground Workings Remediation ...................................................... ..................10 <br /> 2.1.1 Remediation of Shafts, Stopes, and Shallow Surface Pits ............. ..................10 <br /> 2.1.2 Remediation ofLaterals/Inclines/Adits ......................................... ..................11 <br />2.2 Underdrains .............................................................................................. ..................13 <br /> 2.2.1 Primary Underdrain ........................................................................ ..................13 <br /> 2.2.2 Secondary Underdrain ................................................................... ..................13 <br />2.3 Leak Detection System ............................................................................ ..................14 <br />2.4 Site Grading ............................................................................................. ..................14 <br />2.5 Subgrade Preparation ............................................................................... ..................IS <br />2.6 Soil Liner Fill ........................................................................................... ..................15 <br />2.7 Ore Storage Area Composite Liner System ............................................. ..................16 <br />2.8 Drain Cover Fill ....................................................................................... ..................16 <br />2.9 Surface Water Diversion System ............................................................. ..................17 <br />3.0 GEOSYNTHETICS INSTALLATION ............................ <br />3.1 Underdrains ................................................................ <br />3.2 Leak Detection Trench ............................................... <br />3.3 Ore Storage Area ....................................................... <br />3.4 Underground Workings ............................................. <br />.............................................. I 8 <br />..............................................18 <br />..............................................18 <br />..............................................19 <br />..............................................19 <br />4.0 EARTHWORK CQA TESTING AND MONITORING ............... <br />4.1 Results of Laboratory Soils Testing ........................................ <br />4.1.1 Grain Size Distribution ................................................. <br />4.1.2 Moisture Content .......................................................... <br />4.1.3 Atterberg Limits ........................................................... <br />4.1.4 Proctor Compaction Tests ............................................ <br />4.1.5 Permeability Tests ........................................................ <br />t:~oo~zzoowaoa~c~aepoeoz~ooazzo3 oaoo.oazao~.aa Golder ASSOCiales <br />