2012-10-17_REPORT - M1980244

• Permit No: M1980244
• IBM Index Class Name: REPORT
• Doc Date: 10/17/2012
• Doc Name: CQA REPORT 10/13/2012
• From: CC&V
• To: DRMS
• Type & Sequence: AM10
• Email Name: TC1
• Media Type: D
• Archive: No

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AMEC observed, logged data, and assisted in the installation of geomembrane within the Mill Site
Earthworks project.
AMEC inspected and approved 80 mil primary geomembrane within the Mill Site Earthworks project.
AMEC observed anchor trench excavation and backfill for the Mill Site Earthworks project.
AMEC observed DCF placement within the Mill Site Earthworks project, including ambient and fill
temperature monitoring when necessary.
AMEC observed overburden fill placement for the Mill Site Earthworks project, including ambient and fill
temperature monitoring when necessary.
Testing Summary
Laboratory testing continued (Particle Size Distribution, Atterberg Limits, Moisture - Density Relations,
Specific Gravity, Permeability, and Point Load testing) for sampled materials.
Samples Obtained
DCF -2
SLF — 2
Testing Performed
SLF Moisture /Density — 9
SLF Depth Checks — 4
GENERAL PROJECT ITEMS
Summary of Concerns:
No concerns
Summary of Planning Items:
Continue subgrade acceptance prior to SLF placement.
Continue SLF placement.
Continue subgrade acceptance prior to geomembrane deployment
Continue anchor trench excavation.
Continue geomembrane installation.
Continue anchor trench backfill.
Continue geomembrane acceptance prior to DCF placement.
Continue overburden fill placement.
Summary of Non - conformances:
None Issued
Summary of Meetings and Discussions:
CC &V:
CC &V held a weekly construction meeting on October 9, 2012. Items discussed included Safety,
Environmental, Schedule, QC documentation, and CQA.
AMEC:
Daily toolbox safety meeting were attended by AMEC personnel.
MEW Weekly Report WE 10. 13.2012