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& oora <br />cd <br />DATE EXCAVATED 10/21/02 TEST PIT NO. T-55 <br />rn <br />= <br />GROUND ELEVATION 704 (MSL) LOGGED BY BAB <br />TEST PIT LOG <br />E <br />€ <br />E <br />E <br />E <br />g <br />o <br />F <br />METHOD OF EXCAVATION Trackhoe <br />Santa Fe Road Disposal Sites <br />m <br />E <br />E'E <br />A <br />{i <br />FL <br />Riverbank California <br />U <br />J <br />z <br />N <br />LOCATION Santa Fe Road Disposal Sites (Bill Lane IDS) <br />v <br />PROJECT NO. DATE <br />DESCRIPTION <br />104690003 11/02 <br />.J <br />oo <br />rn <br />a <br />N <br />SM <br />FILL AND ASPHALT DEBRIS <br />Brown, damp, silty SAND with some CLAY with approximately 80% debris consistin <br />primarily of broken up asphalt pavement; asphalt pavement debris extends to <br />.... <br />......... <br />._._..- o <br />approximately 8 feet bgs near the top of the mound on the north end. <br />..-...... <br />........... <br />...... <br />__ . <br />_.._.._.......... <br />._.._- <br />3 <br />NA <br />NA <br />NA <br />NA <br />NA <br />.... <br />-........ <br />_...... <br />._. <br />._...: <br />........... <br />..........Qo <br />• <br />..... <br />. .. <br />,- <br />........... N <br />6 <br />N-4 <br />NA <br />NA <br />NA <br />NA <br />N <br />SM <br />FELL AND BURNED REFUSE <br />- <br />..... to.."'-'-- <br />- <br />_ <br />_ <br />"" "" <br />Brown, damp, loose, silty SAND with burned refuse approximately 25% - 30% <br />consisting primarily of some bum ash, glass, and bottles. (Originally the trench was <br />excavated to 8 feet bgs, then extended from the toe of the mound, to the south.) <br />............... <br />..... __. <br />.......... ..- <br />—..— <br />-- <br />—O <br />9 <br />SP <br />ALTi1VTITM/RTVF.R DEPOSITS <br />Brown, damp, fine to coarse SAND. <br />..-'— <br />---- '-.. <br />---------- <br />........- <br />_- <br />12 <br />ND <br />9.4 <br />2.3 <br />7.0 <br />21 <br />Total Depth Excavated = 12 feet below ground surface. <br />Total Length Excavated= 38 feet. <br />Groundwater not encountered. <br />..._._.-. <br />...... <br />....... <br />-- <br />— <br />w <br />m <br />Backfilled on 10/21/02. <br />Trench excavated into the side of a mound of asphalt debris (may be from tearing up a <br />-..--.- <br />-- --- <br />................. <br />15 <br />roadway). Trench subsequently extended near the base of the waste slope. <br />i <br />I <br />A <br />