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2023-10-31_REVISION - M1973021 (24)
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2023-10-31_REVISION - M1973021 (24)
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Last modified
11/1/2023 10:10:06 AM
Creation date
11/1/2023 9:29:22 AM
Metadata
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Template:
DRMS Permit Index
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
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0 , PROJECT: Morrison South Quarry LOG OF BORING 2007 PI1-2 <br /> Exploration <br /> GE1 Consultants <br /> PROJECT NO. SHEET 5 OF 9 <br /> Location South quarry Date(s) Drilling Bearing <br /> N 1653268.842 E 3083230.031 Drilled 7/11/2007 - 7/11/2007 Contractor Spectrum Exploration (Azimuth) NA <br /> Ground Surface 6941.08 NAVD88 Logged Thomas Clifford/ Drill Rig - Plunge 90 <br /> Elevation(ft) � byAdr Type (Degrees) <br /> Borehole Fluid Depth(ft) Reviewed Core Total 350.0 <br /> and(Date Measured) NA by - Diameter(in) NQ Depth(ft) <br /> CORING (SEE LEGEND) <br /> n n° rn <br /> = MATERIAL V; CO <br /> oco <br /> m DESCRIPTION <br /> U N i O U) <br /> O � Iq a) N E E . 0_' O tl5 C C J > a) <br /> LLl Z N 0_' 0_ O a) N d O O �OCL .�. <br /> N O 3 a) a) — O O01 O N N_ N_ U <br /> 0 Z 0 0 d J 0 Z J = 0 of rL 0 0 0 <br /> 160 Box / Mottled to stratified pink and dark brown to black medium grained high <br /> 16 silica(quartz)and accessory minerals,dark mica is common throughout <br /> formation.Formation varies from zones of un-stratified to stratified <br /> / bands. Core is predominantly cut by smooth 45 degree fractures and <br /> some sub horizontal fractures.Core is fresh with very localized earthy <br /> yellow iron staining on some fracture walls.Core is strong locally very <br /> / strong.Fine crystals of biotite prevalent throughout core. <br /> 165 24 10.0 8.5 - - - - NA 85 NA � <br /> i o <br /> I <br /> I <br /> / I <br /> I <br /> Box <br /> i <br /> 170 Bo / Coarse un-stratified zone of mottled ink and dark a crystals,well <br /> 17 25 1.0 1.0 - - - - NA 100 NA � P gray IS' <br /> interlocked,very strong. <br /> / As 160-170',very strong,fresh. <br /> 26 2.5 2.5 NA 100 NA <br /> I <br /> / I <br /> / Fracture zone,predominant vertical fractures intersected by sub <br /> horizontal fractures producing moderately large fragments.Core is v <br /> 175 comparable to 160-170' N <br /> 27 4.5 4.5 - - - NA 100 NA a <br /> I <br /> / I <br /> As 160-170',strong,intersected with smooth and moderately rough 45 <br /> Box degree and sub horizontal fractures. <br /> 180 17 <br /> Box <br /> 18 28 5.5 5.1 NA 93 NA <br /> i <br /> i <br /> Pegmatite vain with occasional porphyroblasts(biotite)1/4 In. <br /> As 160-170',the formation has become more stratified with thin dark <br /> 185 laminations,core is strong breaking preferentially along dark <br /> laminations. <br /> 29 6.3 6.3 - - - NA 100 NA <br /> i <br /> Box , <br /> 18 <br /> Box <br /> 190 19 Fracture zone,predominant vertical fractures intersected by sub <br /> 30 1.3 1.2 NA 92 NA horizontal fractures producing moderately large fragments.Core is <br /> comparable to 160-170' <br /> i As 184.25-189.75,strong locally very strong. <br /> 31 4.0 4.0 - - - - NA 100 NA <br /> i <br /> 195 <br /> As above,formation is intersected with several pegmatite veins up to 2 <br /> / In thick.Core is strong and sub horizontally to 45 degree fractured, <br /> L3332 4.0 3.8 - - - - NA 95 NA moderately rough. <br /> 10.0 9.5 NA 95 NA , As above,the core is intersected with multiple pegmatite veins up to 0.9' <br /> 200 <br />
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