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 PH1-3
Exploration
GE1 Consultants
PROJECT NO. SHEET 7 OF 8
Location South quarry Date(s) Drilling Bearing
N 1653641.914 E 3083220.719 Drilled 7/16/2007 - 7/16/2007 Contractor Spectrum Exploration (Azimuth) NA
Ground Surface 6775.02 NAVD88 Logged Thomas Clifford/ Drill Rig - Plunge 90
Elevation(ft) � byAdr Type (Degrees)
Borehole Fluid Depth(ft) Reviewed Core Total 300.0
and(Date Measured) NA by - Diameter(in) NQ 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 N_ N_ U
0 Z 0 0 d J 0 Z J = 0 of rL 0 0 0
240
I
31 8.0 6.0 NA 75 NA o
m
N
Medium grained meta-sediments,moderately weathered zones within g
Box 32 2.0 1.7 NA 85 NA slightly weathered sections.Core is zoned strong and moderately strong.
245 21
Box Inter-zoned fine,medium meta-pelite and pegmatite's.Core is fresh,
22 // strong.
33 3.5 3.5 NA 100 NA
I
� I
i o
34 1.2 1.2 NA 100 NA sFine to trong. medium meta-sediment,moderately weathered,moderately m
250 Medium grained meta-sediments,slightly weathered,strong to very
strong.
35 3.3 3.3 - - - NA 100 NA i
Box
zz
Box i Inter-zoned white quartz pegmatite with occasional porphyroblasts
23 (medium)of biotite and a metallic mineral.The core also consist of fine
and medium meta-sediments.The core is slightly weathered with
255 localized zones of moderate weathering.The core is strong with isolated
36 6.0 6.0 NA 100 NA i small zones of moderately strong.
i
Box
23
Box Medium to coarse grained meta-sediments,core is fresh to slightly
260 24 weathered,very strong.
i
37 8.0 7.5 - - - NA 94 NA
265 i
eox
24
Box Medium to coarse grained meta-sediments intersected with a quartz
25 vain,core is fresh to slightly weathered,very strong.
38 3.0 3.0 - - - NA 100 NA
� I
270
Slightly to moderately weathered medium meta-sediments.Core is I
39 1.5 1.5 NA 100 NA i strong to moderately strong. o
m
Medium meta-sediments,slightly weathered with zones(6")of slightly
to moderately weathered sections at 272.5'and 276'.Core is very strong o
with localized moderately strong sections.
40 5.5 5.7 - - - - NA 104 NA I
275
eox I
25 i
Box Inter-zoned fine,medium and coarse meta-sediments,core is slightly
26 weathered and very strong. N
41 5.0 6.0 NA 120 NA N
i a
J
280