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 10 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 �O .�.
N O 3 a) a) — O 0 O N N_ N_ U
0 Z 0 0 d J 0 Z J = 0 of rL 0 0 0
360 /
I
I
Box 362.0-363.0':Higher quartz content
33
Box
34
o
365 37 10 10 NA 100 NA 365.0-367.0':Micaceous;soft,talcy fracture infilling. Q
/ J
I
/ I
I
/
368.8-369.0':Quartz vein. I
370 / 369.5-372.3':Slightly more weathered;slightly more fractured.
Box /
34
Box
35
375 38 10 10 - - - - NA 100 NA
/
376.6-376.9':Quartz vein.
/ 377.2-377.4':Closed white fractures,talcy.
378.3-3787:Higher quartz content
379.0-379.6':Quartz vein.
380 / 379.3-379.51:White quartz vein.
Box 379.5-381.3':Higher quartz content
35 , 380.7-381.8':Soft,talc filled fracture.
Box /
36
384.0-400.0':Predominantly QUARTZ.White to gray with pink to red
385 39 10 10 NA 100 NA :: veinlets;interbedded with gray to dark gray meta-sediments;very hard.
388.0-389.0':More gray,mica present.
390 Box
36
Box
37
395 40 10 10 NA 100 NA
395.5':Micaceous on quartz/meta-sediment contact.
Box 399.0-399.4':Micaceous on quartz fracture.
400 37