2015-05-22_REPORT - M1980244

• Permit No: M1980244
• IBM Index Class Name: REPORT
• Doc Date: 5/22/2015
• Doc Name: CQA Report - week ending 5/09/2015
• From: CC&V
• To: DRMS
• Email Name: TC1
• Media Type: D
• Archive: No

CRIPPLE CREEK & VICTOR GOLD MINING Co. All
ANGLOGOLD ASHANTI (COLORADO) amec
SQUAW GULCH (VLF) WEEKLY REPORT foster
wheeler
GPS equipped Cat dozers continued grading the slope between the E and G benches. The
dozer was supported by a Cat excavator with attached rock hammer, breaking oversized rock. A
Cat smooth drum roller compacted the finished subgrade.
All of the above Structural Fill material was placed, compacted, and graded per the project plans
and specifications.
Subgrade:
Subgrade was accepted in the areas shown on the attached figure.
Soil Liner Fill:
Cat 740 haul trucks hauled SLF from the Phase 1 stockpile to the C and E benches. GPS
equipped Cat dozers placed Soil Liner Fill material between the Phase 1 C and E benches.
The above activities were performed per the project plans and specifications.
Drain Cover Fill:
None.
Underdrain System:
Primary Underdrain: Complete.
Secondary Underdrain: A Cat excavator prepared underdrain trench between stations
116+00 and K10+00. Approximately 450 feet of underdrain
was constructed and backfilled per project plans and
specifications.
Tertiary Underdrain: No activity
Leak Detection:
A Cat excavator prepared the leak detection trench between stations C14+00 and C16+00. A
Cat excavator hammered rocky areas to allow for trench excavation. A Cat skidsteer placed the
leak detection fill in the trench.
The above activities were performed per the project plans and specifications.
Miscellaneous:
Amec personnel continued LVSCS pump monitoring and observation.
Rip rap was placed in the fabric lined Phase 2 Surface Water Diversion Channel between stations
S41+00 and S46+00 per project plans and specifications.