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EXPLORATORY DRILLING LOG -BOREHOLE BG06-03 <br />SURFACE ELEVATION: Approx. 5,915 /t. GRILL STEM: 4' Solid-stem continuous flight auger <br />DRILLER: D.A. Smith SAMPLER: 2" AD. Cali/omia split spoon and Shelby Tube <br />GRILL RIG Dietrich O50 Track Mounted CASING None used <br />NOTES SPT N-vdues not canected /or energy a depth; rtrot/grophlc transitions ore approximate and ore M/erred ham cuttings and dn7lers comments <br /> c <br />_° <br /> <br />V <br />~ 'p" <br />C ~ <br />~ ~' <br />~ ~ <br />i ~ <br />a ~ <br />~ 3 <br />~~ <br />SUBSURFACE DESCRIPTION FIfLD & LABORATORY <br />TEST RESULTS <br /> U w w <br />w z ~ Ya <br />S ~ ~. 3 s a ~ C] <br />0 ° <br /> moist, dusky yellowish brown, silty CLAY (TOPSOIL) (O-2) <br /> ~(~ (CL) <br /> LL=34 PL=17 P1=17 <br /> CF=0.7X <br />5 5X <br />~=25 <br /> a]g ~s 3T moist, very stif) to hard, dark yellowish brown, sandy CLAY . <br /> 058 18 with little grovel and some sflt SILT=34.38 <br /> CLAY=39.58 <br /> MC=12.2X <br />D <br />~ <br />` 12 moist, very sti//, dark yellowish brawn, silty CLAY with <br />1 ,.° ~ 14 27 some sand and trace to little grovel ~Q (CL) <br /> ' <br />~~~ fa LL=40 PL=19 P1=21 <br /> ~ '~ cobbles boulders noted 012 CF=O.OX <br /> SF=1JOx <br />15 Q~ 5R ' SILT-3528 <br /> ; shelby tube 5T2 014-15.5 <br />(recovery X21 %30) CLAY=51.8$ <br /> MC=159X <br />20 '•C~ ~,; moist, still to very sti/J, dark yellowish brown, clayey <br /> 4521 8 <br />8 to CRAV£L with some sand and silt, occasional cobbles <br />' <br /> 20-30 <br />25 <br />'..: <br />;o: <br /> <br /> 6: <br />3 <br />' <br />0 a52 <br />O5f0 8 <br />15 23 moist, very sti/1, moderate brown, sandy CLAY with lift/e <br /> silt. gravel and occasional cobbles; high plasticity <br />35 <br /> ~~9~ ~'. stif/er at ~37~ <br /> i <br />ti// <br />k <br />ll <br />i <br />h b <br />ll <br />CLAY <br />ith <br />t <br />d <br />40 G51 ]7 42 , very s <br />, <br />ar <br />ye <br />ow <br />rown, graee <br />y <br />w <br />mo <br />s <br />s <br /> 25 some sand, little silt and occasional cobbles; sandstone <br /> cobble in sampler <br /> <br />45 4 <br /> <br />" <br /> Nord drilling below X48 <br /> ]8 moist, hard, dive gray, silty CLAY,• appears like highly to <br /> 4524 29 complete/y weathered shale <br /> ° ]I <br />50 <br /> end o/ borehole 050 <br /> no bedrock encountered <br /> standpipe installed to 50' (screened int. 40-50) <br /> groundwater of 36.7' otter installation <br />55 groundwater of 39.3" (12/12/07) and 339' (1/31/07) <br />60 <br /> <br />SHEET IN~ESncAnoN BB BOWIE RESOURCES <br />LLC ~ ~ GEOTECH <br />NUMBER , <br /> DRAFTING JG <br />GOB PILE N0 <br />3 <br />' <br />DATE 12 8 06 . Civil, SWCWreI, one GeWetlinical Engineers, Inc. <br />2225ouN Pe~c Avenue <br /> <br />OF 1 <br />JDB NG 06-481-OD2 DELTA COUNTY, COLORADO ManWSe, Celerede 81401 <br />Phone (Wet 249-fiB2B Fex (9]0)249-0945 <br />