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?I <br />J <br /> <br />HOLE NO. <br />GEI Consultants, Inc GEOLOGICAL LOG OF DRILL HOLE BL-101 <br />- . <br />'ROJECT NAME Bruce Park Dam PROJECT NO. 99292 SHEET 1 OF 1 <br />.OCATION Upper 1/3 GROUND SURFACE ELEV. (FT) +/- 8247 TREND PLUNGE 90 <br />Landslide <br />)ATE STARTED/FINISHED 11-28-01 / 11-28-01 DRILLED BY Heliport Drilling LOGGED BY ERF <br />3ROUNDWATER EL. _ DATE OVERBURDEN DEPTH (FT) 7.5 TOTAL DEPTH (FT) 19.5 <br /> NOTES SEE L EGE ND z0 <br /> o <br />P W w <br />ENGINEERING AND GEOLOGICAL <br /> H <br />U) cn Z <br />o U_ W W h- v O <br />Z U W <br />J o <br />03 0 U S <br />a Z <br />O -? r "' N W a 03 _j DESCRIPTION AND CLASSIFICATION <br /> C7 - <br />Z F_ZI_ <br />M <br />Z Y U <br /> <br />O <br />0 Z W O v Z O ( x O Z ( F a W <br />U U <br /> ? <br />W Z Q t O Z M W <br /> OMO W W a O d O O W ' W <br /> (D U 0 U ? a IY M U Z J U) Z ? 115 (7 Q. Il <br /> H-1 4.5 4.5 3.6 10 5 2.5 .3 H7 / 100 72 0.0-4.5: CLAY -Mostly low to medium plastic fines, about 10% <br /> / medium grained sand, subangular, about 10% fine gravel, <br /> / subangular, very stiff, moist, red to brown to gray (CL) (GLACIAL <br /> / DEPOSITS] <br /> <br /> / <br /> / <br /> / <br /> 30 deg to / <br /> vertical to 30 / <br /> deg may be / <br /> mechanical <br /> <br /> <br /> <br /> H-2 5 4.5 3.2 13 9 2.2 <.1 H5 / 90 64 4.5-6.7: CLAY - Mostly medium plastic fines, about 15-20% fine to <br /> / medium grained sand with less than 5% ravel, subangular, very- <br /> H7 / stiff, moist, light tan (CL) [GLACIAL DEPOSITS] <br /> <br /> / <br /> / <br /> <br /> 6.7-19.5: SANDSTONE - Mostly sand, fine to medium grained, <br /> subangular to subrounded grains, 5-10% low to non-plastic fines <br /> slightly to moderately cemented, moderately friable, nearly <br /> horizontal bedding, slightly to moderately weathered, slightly <br /> fractured, soft to moderately soft, slightly moist, tan. [Mesa Verde <br /> Mechanical <br />tweaks Group] <br /> H-3 5 4.3 0.6 11 20 .7 <.1 H6 86 12 <br /> Numemus <br /> mechanical <br /> breaks <br /> H-4 5 3.6 .7 12 30+ .7 <.1 H6 72 14 <br /> Numerous <br /> mechanical <br />Backfilled breaks <br />hole with <br />Portland <br />cement to <br />surface <br />