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GEOTECHNICAL BORING LOG LB-1 <br />Project No. <br />12126.001 <br />Date Drilled <br />8-20-18 <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 />149' <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 />sY <br />a <br />a <br />a <br />Z <br />as <br />N <br />- <br />Ny <br />a <br />a a <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. Subsurface 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 />andmaychangewithtme. Thedescriptionisasimplificationofthe <br />o. <br />y <br />R <br />p <br />U <br />0— <br />actual conditions encountered. Transitions between soil types maybe <br />T <br />g acual. <br />0 <br />@0". 4-inches asphalt concrete over 5-inches base. <br />611floal PiIL untlocumentetl lAful� <br />Silly SANG (SM), brown, loose, moist, finegrained <br />santl. <br />145 <br />5 <br />R-1 <br />4 <br />SM <br />5 <br />8 <br />Quay Age Alluvial Fan Deposits in CyN <br />ung(SM) <br />S20 <br />5 <br />4.3 <br />SM <br />S Ity <br />Silly SANG (SM), with gravel, metlium tlense, tlry, fine <br />@ U ens <br />6 <br />grained <br />grainetl santl, fine grained gravel. <br />140 <br />6 <br />10 <br />R-2 <br />5 <br />93.4 <br />8.8 <br />@10". Sifty SAND (SM), trace clay, minor rootlets, brown, loose, <br />CIA OS <br />7 <br />moist, fine grained santl. <br />8 <br />S21 <br />4 <br />5 <br />@12.5". Silty SAND ISM), with gravel, marlin in den se moist, <br />5 <br />fine grained santl, fine to coarse grained gravel. <br />135 <br />19 <br />15 <br />R-3 <br />12 <br />114 <br />1.9 <br />SW <br />@15". Pootly-graded silly SAND fSP-SM), with gravel, grayish <br />IDS <br />19 <br />brown, medium dense, moist, fine to coarse grained santl, <br />17 <br />fine to coarse grained gravel. <br />S22 <br />3 <br />SP <br />@1Z.5". Pootly-g ratletl SAND (SP), wit gravel, grayish brown, <br />4 <br />marlin in tlense, moist, fine to metlium grained santl, fine to <br />130 <br />] <br />coarse grained gravel. <br />20 <br />R4 <br />6 <br />108 <br />2 <br />@201(minorrecovery) <br />IDS <br />16 <br />1] <br />S23 <br />3 <br />3.4 <br />@22.5". tlense, fine to medium grained gravel. <br />125 <br />20 <br />25 <br />R-5 <br />25 <br />110 <br />1 <br />@25". No recovery—> Soil cuttings in lop 3" of sampler <br />IDS <br />56 <br />sug@@esletl <br />SAND (SP), with gravel and sift, gray, verydense moist, fine <br />grained santl, fine to coarse grained gravel. <br />S24 <br />22 <br />1.4 <br />@27.5". SAND (SP), with gravel, gray, very tlense, moist, fine to <br />28 <br />medium grained santl, fine to coarse grained gravel. <br />120 <br />SAPMPLE <br />}p <br />TYPES: <br />TYPE OF TESTS: <br />B <br />BULK <br />SAMPLE <br />%FINES <br />PASSING <br />DB <br />DIRECT <br />SA SIEVE ANALYSIS <br />C <br />CORE <br />SAMPLE <br />AL <br />AL <br />El <br />ISHEARON IN BE EQUIVALENT <br />G <br />GRABBAMPLE <br />CN CONSOLIDATION <br />CONSO <br />DATIOITs <br />H <br />WDROMONINDIX <br />HYDROMETER <br />SPND ECIFIC <br />SG <br />4 <br />R <br />RING SAMPLE <br />CO COLLAPSE <br />MD <br />UNCONFINED CITY <br />UC UNCONFINED COMPRESSIVE STRENGTH <br />B <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 />