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DRILLING COMPANY: Holt Services, lnc. <br />DRILLING METHOD: Hollow Stem Auger, Mobile Drill 857 Track Rig. <br />SAMPLING METHOD: SPT w/ Autohammer <br />LOCATION: See Figure 2. <br />DATESTARTED: 42812023 <br />DATE COMPLETED: 22812023 <br />LOGGED BY: V. Oskierko <br />Jo <br />d) <br />a <br />aaIo <br />J <br />6a <br />aOof <br />t <br />LrJ <br />HE>JtzuJ LlJJJ&(L <br />aa <br />m-' <br />uJoz^SE'45 <br />a.E <br />Hg2> <br />H;_ <br />aFar!F <br />Et!IFo <br />d <br />I.IJF <br />=ozlotroo <br />Standard Penetration Test <br />(140 lb. weight, 30" drop) <br />A Blows per foot <br />zIF <br />lrJJul <br />IFt!ula <br />0 <br />oo DESCRIPTION <br />og <br />24-3 <br />m <br />m <br />m <br />m <br />s-2 1-2-14 <br />s-3 2-40-5013' <br />g <br />s4 5-21-16 <br />'10 s-s 7-25-29 GS <br />X s-o 50/6' <br />15 X s-z so/s" <br />20 <br />X s-8 40-50/3' <br />Exploration terminated at 20.7sfeet below ground surface <br />(BGS). Groundwater was encountered at 7.5' BGS. Borehole <br />abandoned with 3/8" bentonite chips. <br />25 <br />0 20 40 60 80 <br />Water Content (%) <br />PlasticLimit ]---ff LiquidLimit <br />Natural Water Content <br />100 <br />NOTE: This log of subsurface conditions applies only at the specified location and on the date indicated <br />and therefore may not necessarily be indicative of other times and/or locations. <br />ilt <br />ML Medium stiff, dark brown, SILT, with roots, moist. <br />(TOPSOIL) <br />OL Medium stiff, dark brown, gravelly, organic SILT, moist. <br />(FINE-GRANED ALLUVIUM) <br />GP <br />GM <br />Last 6-inches of sample driven on gravel. Rough drilling at <br />3.5' to 5' <br />Poor recovery. Only recovered broken rock. Rough drilling to <br />7.5' <br />(COARSE.GRAINED ALLUVIUM) <br />Dense, brown, slightly silty, sandy, poorty graded GRAVEL, <br />wet. <br />Very dense, grayish brown, slightly silty, very sandy, well <br />graded GMVEL, wet. <br />No Recovery. <br />Very dense, grayish brown, gravelly, poorly graded SAND, <br />wet. <br />Becomes very gravelly. <br />ili <br />ifl{ <br />fri <br />GW <br />GM <br />SP <br />Kittitas County Transfer Station <br />Geotechnical I nvestigation <br />Ellensburg, Washington <br />GEOSCH{CES tNC. pRoJECrNo.: 2022-188 FrcuRE: A-8 <br />BORTNG-DSM 2022-'|88.GPJ 51',11123 <br />fim BORING: <br />BH.7 <br />PAGE: 1 of 1