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684127CH.05.02 I TP-26 (P) SHEET I OF I <br />chzm* TEST PIT LOG <br />PROJECT: Kittitas County Transfer Station, Kittitas County, WA LOCATION: Central Stormwater Pond (613595.8 N, 1617678.4 E) <br />ELEVATION: 1548.1 ft NAV088 CONTRACTOR: C. Van De Venter/Kittitas Co. <br />EXCAVATION EQUIPMENT: Hitachi Zaxis 135US Excavator w/ 30" bucket DATE EXCAVATED: 4/10/2019 <br />ATPP I 1=\/[=[ 0- 7 n ft h­ APPROX. DIMENSIONS: Twide lO'Ionq LOGGER: M. Kacmarcik <br />SAMPLE <br />SOIL DESCRIPTION <br />COMMENT <br />DIFFICULTY IN EXCAVATION, <br />z W <br />W <br />SOIL NAME, USCS GROUP SYMBOL, COLOR, <br />00 <br />RUNNING GRAVEL CONDITION, <br />6 <br />S y <br />UJ <br />0- <br />MOISTURE CONTENT, RELATIVE DENSITY OR <br />L) <br />COLLAPSE OF WALLS, SAND HEAVE, <br />DEBRIS ENCOUNTERED, WATER <br />W <br />omm <br />X <br />LU <br />CONSISTENCY, SOIL STRUCTURE, MINERALOGY <br />D <br />F_ <br />SEEPAGE GRADATIONAL CONTACTS, <br />U) <br />z <br />Sandy can CLAY (CL): Black, moist, organic, roots. (TOPSM7— <br />Begin TIP excavation at 11:07. Ground surface is <br />grass pasture. Weather is clear and windy. <br />1.0 <br />1-BUL <br />2.0 <br />Sandy Lean TL7A7_((5_L): 6r0wn, moist, eSi7l;atJd 0% fine to medium <br />sand. <br />M <br />3.0 <br />2-BULK <br />LABORATORY: <br />w(%)=34.3 <br />LL=48%, PL=20%, PI=28% <br />4.0 <br />P200=70.0% <br />5— <br />Sandy Lean CLAY (CL): grey -brown, moist <br />Wood and roots observed in clay layer. <br />5.5 <br />3-BULK <br />LABORATORY: <br />w(%)=35.6 <br />LL=37%, PL=20%, PI=17% <br />6.5 <br />P200=621% <br />Groundwater at 7.0'bgs, gravels caving below <br />TO <br />Well -Graded GRAVEL (GW): orange, wet, rounded, approx 2" max <br />diameter. <br />7.0'bgs. <br />4-BULK <br />LABORATORY: <br />P200=5.3% <br />8.0 <br />- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - <br />Well -Graded Cobbley GRAVEL (GW): grey -brown, wet, rounded, <br />Install 1" diameter Schedule 40 PVC plezometer <br />cobbles to 8" diameter <br />... o. <br />with field slotted screen from 8.5 to 9.5' bgs. <br />10 <br />0 0 a es <br />Backfill test pit to ground surface with compacted <br />Bottom of Boring at 12.0 ft bgs on 4/10/2019 <br />excavation spoils. <br />151 <br />1 <br />1 <br />