2023-10-31_REVISION - M1973021 ‎(24)‎

• Permit No: M1973021
• IBM Index Class Name: Revision
• Doc Date: 10/31/2023
• Doc Name Note: Attachment A - Rule 6.5 Geotech Stability Exhibit - App A Subsurface Expl Findings 1 of 7
• Doc Name: Request for Technical Revision
• From: Holcim - WCR, Inc.
• To: DRMS
• Type & Sequence: TR9
• Media Type: D
• Archive: No

0 , PROJECT: Morrison South Quarry LOG OF BORING 2007 PH2-1
Exploration Phase 2
GE1 Consultants
PROJECT NO. 072850 SHEET 5 OF 18
Location South quarry Date(s) Drilling Bearing
N 1653679.982 E 3083088.575 Drilled 10/3/2007 - 10/24/2007 Contractor Spectrum Exploration (Azimuth) NA
Ground Surface 6767.82 NAVD88 ear Logged K.Ainslie Drill Rig Boart Lon DB Plunge 90
Elevation(ft) by Type 9y (Degrees)
Borehole Fluid Depth(ft) NA Reviewed K.Ainslie/J.Wri ht Core HQ Total 685.0
and(Date Measured) by 9 Diameter(in) Depth(ft)
CORING (SEE LEGEND)
n n° rn
= MATERIAL V; CO
oco
m DESCRIPTION
U N i O U)
O � Iq a) N E E . 0_' O tl5 C C J > a)
LLl Z N 0_' 0_ O a) N d O O �OCL .�.
N O 3 a) a) — O O01 O N
0 Z 0 0 d J 0 Z J = 0 of rL 0 0 0
160 / 160.0-198.0':BIOTITE GNEISS. Dark gray-brown with red banding
Box and occasional pink to white quartz lenses;slightly weathered;hard;
12 / moderately fractured,some slickensided fracture surfaces.
Box /
13
/ I
/ I
165 17 10 10 - - - NA 100 NA
/
v
I
/ I
I
Box
/
170 13
e x
V
170.0-180.0':Fresh to slightly weathered;occasional closed pink
14 laminations. I
I
I
/ I
175 18 10 10 - - - - NA 100 NA
/ u
176.0-182.0':Intensely to very intensely fractured. I
/ I
178.0-180.0':Fracture surface alteration. I
Box /
180 a
Box
15
/
/
183.5-184.0':Predominately pinkish quartz vein.
185 19 10 10 NA 100 NA /
/
Box // 188.9-189.6':Fracture zone.
190 15
189.6-190.0':Predominately pinkish quartz lease.
16 /
/
193.0-193.5':Pinker lease,possible pegmatite.
195 20 10 10 NA 100 NA /
/
/
197.7-198.0':Fracture zone.
198.0-200.0':Predominantly white quartz.
Box
200 6