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DRILLING COMPANY: Holt Services, lnc. <br />DRILLING METHOD: Hollow Stem Auger, Mobile Drill B57 Track Rig. <br />SAMPLING METHOD: SPT w/ Autohammer <br />LOCATION: See Figure 2. <br />DATESTARTED: 31112023 <br />DATE COMPLETED: 31 1 12023 <br />LOGGED BY: V. Oskierko <br />aa <br />5 <br />C) <br />J,dT-aFeg 3Hg>-3 <br />"tt <br />H <br />a <br />m <br />m <br />m <br />m <br />m <br />X <br />d <br />uJdl <br />fz <br />LrJJtr <br />o <br />s-1 <br />s-2 <br />s-3 <br />s4 <br />Ut <br />rtsrfrHHs * <br />=Fg E 8 <br />O <br />Standard Penetration Test <br />(140 lb. weight, 30" drop) <br />A Blows per foot <br />zIF <br />)atU i1)JO <br />50 r,lJ ItDESCRIPTION10 <br />2-2-3 <br />1-3-2 <br />DD <br />AL <br />o/oF <br />CN <br />0-0-0 <br />V <br />10 s-s 1s38-50/6" <br />s-6 9-14-37 <br />15 s-7 40-50/3', <br />Exploration terminated at 1s.7$feet below ground surface <br />(BGS). Groundwater was encountered at 9 BGS. Borehole <br />abandoned with 3/8" bentonite chips. <br />20 <br />A bulk sample of drill cuttings was taken while drilling from <br />approximately 0'-5' BGS and combined with a bulk sample <br />from BH-8 for particle-size determination, organic content, <br />and CBR testing. <br />25 0 20 40 60 80 <br />Water Content (%) <br />Plasticlimit |---ff Liquidlimit <br />NaturalWater Content <br />100 <br />NOTE: This log of subsurface conditions applies only at the specilied location and on the date indicated <br />and therefore may not necessarily be indicative of other times and/or locations. <br />OL Medium stiff, dark brown, sandy, organic SILT, with roots, <br />moist. <br />(roPsolL) <br />ML <br />CH <br />CH <br />Soft to medium stiff, very dark brown, SILT, very moist. <br />(FINE.GRANED ALLUVIUM) <br />Bemmes sandy. <br />Soft, dark brown, sandy, fat CLAY, moist, plastic. <br />Push shelby tube 24". Rec,overed 24" in tube. <br />Dry Density= 80.0 pc'f @ 38.4% MC <br />Organic Content= 3.5% <br />Very soft, dark brown, fat CLAY, very moist. <br />Drillinq becomes rough <br />o <br />q <br />GP <br />GM <br />GP <br />Very dense, brown, slightly silty, poorly graded GRAVEL, wei. <br />Gravel broken by sampler. <br />(COARSE.GRAINED ALLUVIUM) <br />Very dense, brownish gray, poorly graded GMVEL, wet. <br />Becomes sandy <br />o <br />o <br />Kittitas County Transfer Station <br />Geotech nical I nvestigation <br />Ellensburg, Washington <br />GroSctENQEs lNC. pRoJEcr No: 2022-188 FrcuRE: A-6 <br />BORING-DSM 2022-188.GPJ 5111123 <br />rr,FilUllllt <br />BORING: <br />BH.5 <br />PAGE: 1 of 1