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GEOTECHNICAL BORING LOG LB-5 <br />Project No. <br />12126.001 <br />Date Drilled <br />10-30-18 <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 />d <br />a <br />SOIL DESCRIPTION <br />o <br />a <br />a <br />a <br />Z <br />as <br />N <br />- <br />Ny <br />a <br />a a <br />sY <br />4a <br />4a <br />C <br />a <br />3 <br />a u <br />rn a <br />VU <br />This Soil Description applies only to a location of the exploration at the <br />~ <br />iLL <br />aLL <br />aJ <br />- <br />ao� <br />OQ <br />00l <br />time of sampling. Suburfism Conditions may clear at other locations <br />O <br />W <br />O <br />f7 <br />Q <br />m <br />m1p <br />Z <br />aoa <br />'aj <br />andmaychangewithtime. Thedescriptionisasimplificationofthe <br />o. <br />y <br />p <br />U <br />0— <br />actual conditions encountered. Transitions between soil types maybe <br />T <br />IL <br />g acual. <br />D <br />0". T-inches of asphalt AC concrete over subgrade <br />@0 58 5.5". Silly Clayey SANG SlCM), with bold am (4 to 10 <br />brown, moist some conslm iSon debris observetl. <br />(EI = 24) <br />Bulk-1 <br />11.2 <br />SCSM <br />EI, MD, <br />MO <br />5 <br />S-1 <br />4_ <br />129 <br />minimum resistivity = 931 (ohmcm)CR <br />4 <br />CL <br />SO4=145 m,C1=60(ppm),pH=Z.4 <br />4 <br />--_�PPJ -- <br />Alluvium Fan Deposit (OaFl: <br />@5.5 6 5". Clay (CL), with santl, brown, soft to medium efiff, <br />moist, fine grained santl. <br />10 <br />R-1 <br />11 <br />113.6 <br />14.9 <br />OL <br />@10". Sandy CLAY (CH with silt, brown, stiff, moist fine <br />CIA <br />6 <br />grained santl. <br />8 <br />15 <br />S-2 <br />3 <br />14.8 <br />@15". metliumsliff. <br />5 <br />20 <br />S-3 <br />13 <br />@20". hard <br />19 <br />25 <br />GW <br />@21.3 21.51 Sandy GRAVEL (GW), gghw metlim tlense, moist <br />•�' <br />fineto medium grained santl, fine to coarse grained gravel, <br />\ <br />fmcluretl cobbles observetl. <br />•� S <br />25 <br />S, <br />11 <br />2.6 <br />SP <br />@25". SAND (SP), with gravel, gray, very tlense, moist fine to <br />56 <br />medium grained santl, medium grained gravel. <br />Drilling wish difficulty and loud noises. <br />Bulk-2 <br />SAMPLETW <br />}}pp <br />ES: <br />TYPE OF TESTS: <br />B <br />BULK <br />SAMPLE <br />%FINES <br />PASSING <br />DS <br />DIRECT <br />SA SIEVE ANALYSIS <br />C <br />CORE <br />SAMPLE <br />AL <br />AL <br />El <br />ISHEARON IN SE SPND EQUIVALENT <br />G <br />GRAB <br />SAMPLE <br />CN CONSOLIDATION <br />CONSO <br />DATIOITS <br />H <br />WDROMONINDIX <br />HYDROMETER <br />SG ECIFIC <br />R <br />RING SAMPLE <br />CO COLLAPSE <br />MD <br />UNCONFINED CITY <br />UC UNCONFINED COMPRESSIVE STRENGTH <br />S <br />SPLIT <br />SPOON SAMPLE <br />CR CORROSION <br />PP <br />POCKET <br />POCKET <br />PENETROMETER <br />PENETROMETER <br />T <br />TUBE SAMPLE <br />CU UNDRNNED <br />TRIAXIAL <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 1 of 2 <br />