2011-11-19_REPORT - M1980244 ‎(5)‎

• Permit No: M1980244
• IBM Index Class Name: Report
• Doc Date: 11/19/2011
• Doc Name: FINAL REPORT, VOLUME 3 OF 3 2011 phase 5 valley leach facility ore storage 1 OF 2
• From: CC&V
• To: DRMS
• Media Type: D
• Archive: No

T�M-
7. Drain Cover Fill - material approved by MANAGER and CERTIFYING ENGINEER
conforming to the following SPECIFICATIONS:
U.S. Standard
Sieve Size
Percent Passing
by Dry Weight
1 %cinch
100
3/4 -inch
70-100
No. 4
5-50
No. 200
0-8
Plasticity Index: 0
8. Select Drain Cover Fill — material as approved by MANAGER and CERTIFYING
ENGINEER conforming to the following SPECIFICATIONS:
U.S. Standard
Sieve Size
Percent Passing
by Dry Weight
1' /z -inch
100
3/4 -inch
70-100
No. 4
5-50
No. 200
0-8
Plasticity Index: 0
9. Coarse Shaft Backfill - material as approved by MANAGER and CERTIFYING
ENGINEER conforming to the following SPECIFICATIONS:
U.S. Standard
Sieve Size
Percent Passing
by Dry Weight
12 -inch
100
No. 200
0-15
Plasticity Index: 20 maximum
10. Fine Shaft Backfill - material as approved by MANAGER and CERTIFYING
ENGINEER conforming to the following SPECIFICATIONS:
U.S. Standard
Sieve Size
Percent Passing
by Dry Weight
2 -inch
100
'/4 -inch
70-100
No. 40
20-50
No. 200
2-15
Plasticity Index: 5 maximum
Section 02200 Page 4 of 18 September 3, 2008
Earthworks Revision 1
P: \Phase 5 OSA 2011 Cert Report\Appendices\Appendix E Specifications \02200.0.doc