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 00
, PROJECT: Morrison South Quarry LOG OF BORING LH4
Exploration
GE1 Consultants
PROJECT NO. SHEET 1 OF 3
Location South quarry Date(s) Drilling Bearing
N 1653836.59 E 3082873.551 Drilled 9/9/2005 - 9/9/2005 Contractor Spectrum Drilling (Azimuth) NA
Ground Surface 6847.57 NAVD88 Logged J. O'Brian Drill Rig CME 55 Plunge
Elevation(ft) � by Type (Degrees) 90
Borehole Fluid Depth(ft) NA Reviewed K. Pease Core HQ Total 40.3
and(Date Measured) by 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
o
I
I
I
I
Pink-red,hard Pegmatite,Quartz;lightly to moderately weathered;
moderate to high angle fractures,rough,very close to 3 ft.then close,
oxidation staining of joints,clay infilling at 1.5 to 3.5 ft.
I
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R-1 5.0 4.1 1.75 9 NA 82 35
I
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5
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As above except 3"clay seam at 9 ft;extremely fractured at 11.4 ft.
W.
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R-2 5.0 5.0 2.1 12 NA 100 42
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i
0
10
a
J
I
I
As above except dark gray from 15.4 to 16 ft.
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R-3 5.0 5.0 2.5 19 NA 100 50
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15
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--" Granitic Gneiss.Soft to medium;completely to moderately weathered;
R-4 3.2 2.0 0 10 NA 62 0 dark gray;4"clay infilling at 17.5 ft.;sand infilling at 18 ft.;close to
extremely close,rough,—30°joints,oxidation staining on joints.
= I
- I
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20 R-5 1 1.8 1 1.0 1 0 1 3 NA 1 56 0 Gneiss.Soft to medium dark gray and red moderately to severely