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GEOTECHNICAL BORING LOG LB-3 (Pilot Hole) <br />Project No. <br />12126.001 <br />Date Drilled <br />10-29-18 <br />Project <br />Kimley-Horn Main Place <br />Logged By <br />NA <br />Drilling Co. <br />2R Drilling <br />Hole Diameter <br />8" <br />Drilling Method <br />Hollow Stem Auger - 1401b - Autohammer - 30" Drop <br />Ground Elevation <br />' <br />Location <br />2800 N. Main Street Santa Ana CA <br />Sampled By <br />NA <br />o <br />a a <br />iLL <br />W <br />sY <br />4a <br />aLL <br />O <br />a <br />4a <br />aJ <br />f7 <br />a <br />a <br />C <br />- <br />Q <br />d <br />Z <br />a <br />ao� <br />m <br />y <br />a <br />qs <br />3 <br />M <br />R <br />N <br />a u <br />OQ <br />Z <br />p <br />- <br />rn a <br />aoa <br />U <br />Ny <br />VU <br />00l <br />'aj <br />y" <br />SOIL DESCRIPTION <br />This Soil Description applies only to a location of the exploration at the <br />time of sampling. Subsrgice conditions may differ at other locations <br />andmaychangewithtime. ThedescriptionisasimpOficationofthe <br />actual conditions encountered. Transitions between soil types maybe <br />g acual. <br />a <br />~ <br />O <br />o. <br />T <br />30 <br />S-5 <br />3 <br />OL <br />@30". CLAV (GH with sill & santl, brown, medium stiff, moist, <br />3 <br />fine grained santl. <br />3 <br />Total Depth : 31.5 X bgs, <br />No groundwater encountered during drilling, <br />Boring was backtilled with soil cuttings and surface was <br />patched with coldarix asphalt upon completion of drilling on <br />October 29, 2018. <br />35 <br />40 <br />45 <br />50 <br />55 <br />SAMPLETYPES: <br />TYPE OF TESTS: <br />B <br />BULK <br />SAMPLE <br />-tee %FINES <br />PASSING <br />DS <br />DIRECT <br />SA SIEVE ANALYSIS <br />C <br />CORE <br />SAMPLE <br />AL ATTERCONSO <br />IIs <br />El <br />ISHEARON IN BE <br />G <br />GRABBAMUE <br />CN CONBODDATION <br />DATIORG <br />H <br />WDROMONINDIX <br />HYDROMETER <br />SPND ECIFIC GRAVITY <br />SG <br />R <br />RING SAMPLE <br />CO COI <br />-LAPSE <br />MD <br />UNCONFINED CITY <br />DENSITY UC UNCONFINED COMPRESSIVE BTRENGTI <br />B <br />SPLIT <br />SPOON SAMPLE <br />CR CORROSION <br />RROSIO <br />PP <br />POCKET <br />POCKET <br />PENETROMETER <br />T <br />TUBE SAMPLE <br />CU UNDRNNED <br />IRIA>1AL <br />RV <br />RVPLUE <br />"' This log is a part of a report by Leighton and should not be used as a stand-alone document"' Page 2 of 2 <br />