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Newmont Mining Corporation <br /> Record of Construction Report ■ <br /> VLF2 Recertification Project <br /> Subgrade and Geomembrane 9650'—9750'Elevations <br /> NewFields Project No.475.0106.026 <br /> July 3,2018 <br /> TABLE OF CONTENTS <br /> 1. INTRODUCTION..........................................................................................................................4 <br /> 1.1. Definitions........................................................................................................................4 <br /> 1.2. Technical Specifications ...................................................................................................4 <br /> 1.3. As-Built Survey ................................................................................................................. 5 <br /> 1.4. Use of this Report............................................................................................................. 5 <br /> 2. PROJECT DESCRIPTION............................................................................................................... 5 <br /> 3. CONSTRUCTION ACTIVITIES....................................................................................................... 5 <br /> 3.1. Daily Observation Reports ............................................................................................... 5 <br /> 3.2. Existing Geomembrane Exposure.................................................................................... 5 <br /> 3.3. Damaged Geomembrane Removal.................................................................................. 6 <br /> 3.4. Existing SLF Preparation................................................................................................... 6 <br /> 3.4.1. SLF Testing............................................................................................................. 6 <br /> 3.4.1.1. SLF Depth Checks.................................................................................... 6 <br /> 3.5. Geomembrane Installation .............................................................................................. 6 <br /> 3.6. Anchor Trench.................................................................................................................. 7 <br /> 4. GEOMEMBRANE QUALITY CONTROL SUBMITTALS................................................................... 7 <br /> 4.1. Geomembrane Installation Personnel Resumes.............................................................. 7 <br /> 4.2. Geomembrane Roll QC Certificates................................................................................. 7 <br /> 4.3. Geomembrane Resin QC Certificates............................................................................... 8 <br /> 4.4. Geomembrane Welding Rod QC Certificates...................................................................8 <br /> 5. GEOMEMBRANE QUALITY ASSURANCE..................................................................................... 8 <br /> 5.1.1. Third Party Conformance Testing .........................................................................9 <br /> 5.1.1.1. Manufactured Geomembrane ...............................................................9 <br /> 5.1.1.2. Existing Geomembrane.......................................................................... 9 <br /> 5.1.2. Geomembrane Panel Deployment........................................................................9 <br /> 5.1.3. Geomembrane Fusion Seaming............................................................................9 <br /> 5.1.4. Geomembrane Extrusion Seaming ..................................................................... 10 <br /> 5.1.5. Geomembrane Destructive Testing.................................................................... 10 <br /> 5.1.6. Geomembrane Pressure Testing......................................................................... 10 <br /> 5.1.7. Geomembrane Defects and Repairs................................................................... 11 <br /> 5.1.8. Geomembrane Acceptance................................................................................. 11 <br /> 6. CONCLUSION............................................................................................................................ 11 <br /> Page 1 <br />