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PROJECT NUMBER: <br />684127CH.05.02 <br />jr <br />4A? <br />Olt <br />W* <br />TEST PIT LOG <br />PROJECT: Kittitas County Transfer Station Kittitas County WA LOCATION: Access Road (613156.1 N 1617968.8 E) <br />ELEVATION: 1545.1 ft NAVD88 CONTRACTOR: C. Van De Venter/Kittitas Co. <br />SHEET 1 OF 1 <br />EXCAVATION EQUIPMENT: Hitachi Zaxis 135US Excavator w/ 30" bucket DATE EXCAVATED: 4/9/2019 <br />1ArATC0 I MIM e. Q n a I— APPROX_ DIMENSIONS: T wide 10' Iona LOGGER: M. Kacmarcik <br />SAMPLE <br />SOIL DESCRIPTION <br />COMMENT <br />F <br />DIFFICULTY IN EXCAVATION, <br />w <br />SOIL NAME, USCS GROUP SYMBOL, COLOR, <br />RUNNING GRAVEL CONDITION, <br />a o U <br />> <br />a <br />MOISTURE CONTENT, RELATIVE DENSITY OR <br />v <br />= <br />COLLAPSE OF WALLS, SAND HEAVE, <br />W W a <br />a m <br />f <br />W <br />xc <br />CONSISTENCY, SOIL STRUCTURE, MINERALOGY <br />DEBRIS ENCOUNTERED, WATER <br />SEEPAGE GRADATIONAL CONTACTS, <br />a <br />z <br />TEST. IN IMFNTATInN <br />Sandy gilty with Organics: black to brown with orange <br />Begin TP excavation at 11:45. Ground surface is <br />mottling, moist, medium plasticity. (TOPSOIL) <br />r, .;�!;; .,+ <br />grass pasture. Weather is clear and windy. Easy- <br />digging in soft soil. <br />>iT�, <br />2.0 <br />LABORATORY: <br />w(%)=48.0, Organic Content=6.8% <br />1-BULK <br />.+ <br />_ <br />LL=59%, PL=23%, PI=36% <br />Roots extend to 4 feet. Dark brown/black color <br />suggests very deep topsoil. <br />5 <br />Test pit walls begin caving below 6' bgs. <br />LABORATORY: <br />7.5 <br />Poorly -Graded Gravelly SAND (SP): Greyish brown, wet. Trends <br />coarser to Well -Graded Sandy Cobbley GRAVEL with depth. <br />P200 = 6.5% <br />2-BULK2-BULK <br />_ <br />Groundwater at 8.0' bgs. Much caving below <br />water level. _ <br />8.5 <br />10 <br />Backfill TP to ground surface with compacted <br />Bottom of Boring at 12.0 ft bgs on 4/9/2019 <br />excavation spoils. <br />15 <br />