2012-01-27_REPORT - M1973021

• Permit No: M1973021
• IBM Index Class Name: REPORT
• Doc Date: 1/27/2012
• Doc Name: Annual Report and Geotechnical Addendum
• From: Tetra Tech for AI
• To: DRMS
• Permit Index Doc Type: Annual Reclamation Report
• Email Name: TAK
• Media Type: D
• Archive: No

Very Low (6)
Low (4)
Medium (2)
High (1)
Very High (0)
<1m ( <3.3 ft)
1 - 3 m (3.3 - 9.9 ft)
3- 10 m (9.9 - 33 ft)
10 -20m (33 -66 ft)
>20 m ( >66 ft)
Discontinuity Persistence
Set 1
X
Set 2 Set 3 Set 4 Set 5
X
X
Notes:
Very Tight Joints (6)
Tight Joints (5)
Moderately Open Joints (4)
Open Joints (1)
Very Wide Aperture (0)
<0.1 mm (< 0.003 in)
0.1 - 0.5 mm (0.003 - 0.02 in)
0.5 -2.5 mm (0.02 - 0.1 in)
2.5 - 10 mm (0.1 - 0.4 in)
>10 mm (> 0.4 in)
Discontinuity Separation (Aperture)
Set 1
X
X
X
Set 2
X
X
X
Set 3
X
X
Set 4 Set 5
Very Rough Surfaces (6) VR
Rough Surfaces (5) R
Slightly Rough Surfaces (3) SR
Smooth Surfaces (1) SM
Slickensided Surfaces (0) SL
Discontinuity Roughness
Set 1
X
X
Set 2
X
X
Set 3
X
X
Set 4 Set 5
Notes:
Type
Thickness
Estimated Compressive Strength
Seepage none, moist, dripping, etc
clay, staining, shear, etc
Discontinuity Filling (Gouge)
Set 1 Set 2
Set 3
Set 4 Set 5
Unweathered (6)
Slightly Weathered (5)
Moderately Weathered (3)
Highly Weathered (1)
Completely Weathered (0)
Residual Soil (0)
UW
SW
MW
HW
CW
RS
Discontinuity Wall Face Weathering
Set 1 Set 2
MW -SW
MW -SW
Set 3 Set 4 Set 5
MW -SW
RMR Classification: 30 - 47
Additional Notes:
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