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DRILLING COMPANY: Holt Services, lnc. <br />DRILLING METHOD: Hollow Stem Auger, Mobile Drill 857 Track Rig. <br />SAMPLING METHOD: SPTWAutohammer <br />LOCATION: See Figure 2. <br />DATE STARTED.. 2]2812023 <br />DATE COMPLETED: 212812023 <br />LOGGED BY: V. Oskierko <br />U'a <br />J <br />J <br />JOou,coo+,.cd3 <br />E <br />H <br />U) <br />m <br />m <br />m <br />m <br />m <br />m <br />m <br />tul <br />d) <br />fz <br />uJJ(L <br />a <br />s-1 <br />IIJo <br />SEh€a.E#e-;= <br />FE <br />aFU' <br />uJF <br />dIJIFo <br />Standard Penetration Test <br />(140 lb. weight, 30" drop) <br />A Blows per foot <br />zsF <br />t!J <br />llJ <br />IF(L <br />ulo <br />0 <br />DESCRIPTION 0 10 20 30 40 50 <br />oo <br />3-3-3 <br />s-2 2-3-3 <br />5 s-3 2-2-7 GS <br />s4 3-3-1 <br />10 Vs-5 5-8-13 <br />s-6 14-38-s0/4' <br />15 s-7 2S38-50/4" <br />Exploration terminated at 17-feet below ground surface (BGS) <br />due to auger refusal. Groundwaterwas encountered at 10' <br />BGS. Borehole abandoned with 3/8" bentonite chips. <br />20 <br />A bulk sample of drill cuftings was taken while drilling from <br />approximately 0'-5' BGS and combined with the bulk sample <br />obtained from BH-6 for particle-size determination, organic <br />content, and CBR testing. <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 />,.1,l,il <br />SM <br />Medium stiff, olive gray, very sandy, SILT, moist. Contains <br />scattered roots. <br />(FINE.GRANED ALLUVIUM)llll- <br />SM Loose, olive gray, very silty, SAND, moist. <br />(COARSE-GMJNED ALLUVIUM) <br />Only recovered 1 coarse gravel in tip of sampler <br />Dense, olive gray, silty fine to medium SAND, wet. Poor <br />recovery. <br />Rough drilling from 10'-12.5' BGS. <br />Very dense, grayish brown, fine gravelly, poorly graded <br />SAND, wet. <br />Very dense, grayish brown, slightly silty, fine to coarse <br />gravelly, poorly graded SAND, wet. <br />SP <br />,,,f|trl <br />* <br />Kittitas County Transfer Station <br />Geotechnical I nvestigation <br />Ellensburg, Washington <br />GEOSCffiXCES INC. pRoJECrNo.: 2022-188 FTGURE: A-2 <br />BORTNG-DSM 2022-1 88.GP J 5l 1 1 t23 <br />llm BORING: <br />BH-1 <br />PAGE: 1 of 1