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2008-11-24_PERMIT FILE - C1996083 (13)
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2008-11-24_PERMIT FILE - C1996083 (13)
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Last modified
8/24/2016 3:38:13 PM
Creation date
2/23/2009 5:37:04 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1996083
IBM Index Class Name
Permit File
Doc Date
11/24/2008
Doc Name
Addendum to Geotechnical Data Report Bruce Park Dam, GEI Consultants, July 2002
Section_Exhibit Name
Volume X Bruce Park Dam Geotechnical Studies
Media Type
D
Archive
No
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• <br />?l <br /> <br />HOLE NO. <br />GET Consultants, Inc GEOLOGICAL LOG OF DRILL HOLE BL-10IA <br />- . <br />'ROJECT NAME Bruce Park Dam PROJECT NO. 99292 SHEET 1 OF 2 <br />Middle of <br />.OCATION Landslide GROUND SURFACE ELEV. (FT) +/- 8230 TREND PLUNGE 90 <br />)ATE STARTED/FINISHED 11-28-01 / 11-29-01 DRILLED BY Heliport Drilling LOGGED BY ERF <br />GROUNDWATER EL. DATE OVERBURDEN DEPTH (FT) 14.5 TOTAL DEPTH (FT) 29.5 <br /> NOTES S EE L EGE ND > <br /> <br />~W 0 <br />a z <br />j <br /> x <br />Q . <br /> <br />O <br />Z <br />LL <br />W <br />W <br />LL c7 w <br />U W O <br />U <br />O <br />x U) z <br />30 0 <br />a U <br />W !E' <br />W h <br />W W to 0 <br />a <br />o- - <br />a ¢ <br />a <br />u) (n <br />w <br />w o <br />w U t F- <br />z <br /> D O J O t j p LL Z LLO a o z F a V U <br /> ? d Z Q Of w <br /> O?O t- w w O O O w <br /> (D U a U z a o: x U z rn x z ' (D d tl <br />Estimated <br />failure <br />surface at <br />14.5' <br />based on <br />no <br />recovery <br />H-1 4.5 2 1.5 13 3 .8 <.1 H7 44 33 <br /> <br /> i <br /> <br /> i <br /> <br /> <br /> <br /> i <br /> <br /> i <br /> i <br /> <br />H-2 5 5 5 14 3 .7 .3 H6 100 10 <br /> <br /> H7 <br /> i <br /> i <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />H-3 5 2.5 2.5 12 1 2.5 2.5 H6 50 50 <br /> <br /> H7 <br /> i <br /> i <br /> i <br /> i <br /> i <br /> i <br /> <br /> i <br /> i <br /> i <br /> i <br /> i <br /> <br />H-4 5 3.8 1.6 19 15 1.6 <71 H7 76 32 <br /> 15 deg joint <br /> 15 deg joint <br /> 15 deg joint <br /> 15 deg joint <br /> 15 deg joint <br /> Pew <br /> mechanical <br /> breaks <br />H-5 <br />I 5 5 5 9 3 3.7 .1 H5 100 10 <br />ENGINEERING AND GEOLOGICAL <br />DESCRIPTION AND CLASSIFICATION <br />U.v-U, t: V L ^T c r J- I -'--y , o..,..,,, N,o.,.,.. . <br />slightly moist, black (ML) [TOP SOIL] <br />0.7-4.5: CLAY - Mostly medium plastic fines, about 15-20% wid <br />graded sand and gravel, subangular to subrounded grains, very <br />stiff, slightly moist, redish brown (CL) [GLACIAL DEPOSITS] <br />4.5-9.5: CLAY - Mostly medium plastic fines, about 20% medium <br />grained sand, subangular grains, with less than 5% gravel, <br />subangular grains, very stiff, slightly moist, red (CL) [GLACIAL <br />DEPOSITS] <br />6.0-9.5: Increasing sand content,30-60% sand and 20%, gravel at <br />bottom of interval, widely graded, subangular. <br />- 7.5: Color change from red to grey. <br />9.5-14.5: CLAY - Mostly medium plastic fines, with 2-3" layers <br />having increased gravel content to 30%, very stiff, moist, gray <br />tan with red and black streaks. (CL) [GLACIAL DEPOSITS] <br />- Bottom 1" black with a few small cobbles <br />14.5-29.5: SANDSTONE - Mostly sand, fine to medium grained, <br />subangular to subrounded grains, slightly to moderately cemente <br />moderately to very friable, nearly horizontal bedding, slightly to <br />moderately weathered, slightly fractured, soft to moderately soft, <br />slightly moist, tan. [Mesa Verde Group] <br />- 14.5: Few gravel pieces at top of run
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