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

Section 1
APPENDIX A:
South Quarry Morrison Quarry, Bench 6700, Scanline Section 1, 0 +20 to 1 +00 RMR Data
133 - 23514 -12002
Set 1 (Vertical)
Set 2 (Vertical)
Set 3 (Horizontal)
Set 4 (Minor)
Set 5 (Minor)
Average Strike
169
265
297
Strike and Dip Orientations:
Average Dip Direction Strike from Strike to Dip from Dip to
72 E 158 190 64 77
72 E 260 270 65 78
30 W to E 195 360 6 55
Designation:
Very High (15)
High (12)
Medium High (7)
Moderate (4)
Low (2)
Very Low (1)
Estimated Strength of Intact Rock Material:
Compressive Strength Range Estimated in Field
>250 Mpa ( >36,260 psi)
100 -250 Mpa (14,500- 36,260 psi)
50 -100 Mpa (7,250- 14,500 psi)
25 -50 Mpa (3,625 -7,250 psi) Moderate to Medium High
5 -25 Mpa (725 -3,625 psi)
1 -5 Mpa (145 -725 psi)
Designation: RQD Percentage Range
Excellent Quality (20) 90 -100%
Good Quality (17) 75 -90%
Fair Quality (13) 50 -75%
Poor Quality (8) 25 -50%
Very Poor Quality (3) <25%
Estimated Drill Core Quality (RQD)
Estimated in Field
Poor to Fair
Very Wide (20)
Wide (15)
Moderate (10)
Close (8)
Very Close (5)
>2m ( >6.5 ft)
0.6- 2m(2 -6.5ft)
200 -600 mm (8 - 24 in)
60 -200 mm (2.4 - 8 in)
<60mm ( <2.4 in)
Spacing of Discontinuities
Set 1
Set 2
X
X
Set 3
X
X
X
Set 4 Set 5
Liters per 10 m of tunnel length
Inflow (liters per 10 m) NONE
OR Water Pressure No water
Groundwater Conditions:
Or Water Pressure
NONE
Notes:
Dry, Damp, Dripping,
etc
1 of 18