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0 <br /> i <br /> vi dDATE EXCAVATED 10/21/02 TEST PIT NO. T-55 <br /> z GROUND ELEVATION 7ft (MSL) LOGGED BY BAB <br /> TEST PIT LOG E O <br /> E E F <br /> METHOD OF EXCAVATION Trackhoe <br /> Santa Fe Road Disposal Sites a <br /> Riverbank,California U J z LOCATION Santa Fe Road Disposal Sites(Bill Lane IDS) <br /> PROJECT NO. DATE v DESCRIPTION <br /> 104690003 11/02 <br /> N c 00 a na SM 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 /> .......... _......._ _ o approximately 8 feet bgs near the top of the mound on the north end. <br /> _- .........._...._.......__._._.. .................. <br /> 3 NA N NA NANA <br /> _.._... ._.. _._._.. .._._ ._.._. __._. _.� x,- .. ........_ .. ... <br /> _._. ----------- _� N 6 <br /> CA <br /> NA NA NA NANA SM FILL AND B RNED REFUSE <br /> ti--... . . ... 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 /> __........ 0 9 SP ALLWII7M/RIVER DEPOSITS <br /> Brown,damp,fine to coarse SAND. <br /> 12 ND 9.4 2.3 7.0 21 Total Depth Excavated=12 feet below ground surface. <br /> Total Length Excavated=38 feet. <br /> Groundwater not encountered. <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 /> ------------ ------- _ _ --�, 15 roadway).Trench subsequently extended near the base of the waste slope. <br /> .c+ <br /> CA <br /> CD <br />