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Daily Field Report <br />Main Omc6'# 714-637-3093 <br />1590 N. Brian Stroet <br />Orang6, CA 92867 <br />LEA#253, Cr 2U <br />00199 <br />f6a ^eo <br />N". <br />hsoz-sazo <br />loet <br />$arzzzo'rsLamson Bros Electric <br />lTch.lc!.r lPD,.ci Eiel'u.rProl.ct <br />lBrian Catislon hrorogbr <br />I Uossph L. Welch, P.E.,ttI lG.E. <br />3629 W. sth, Santa Ana, CA <br />E] suF.rnt-d.'n E c[.nt ^s.il <br />llamson Brothers Elearic Ir+or-eazo loo ras <br />Tlmo (hrs) <br />10:00 AM 1.0 :00 <br />2:00 PM 17 <br />Pad SubgEde <br />Footing Excavations <br />bubsrEOe <br />l* <br />Testing <br />Equlpment <br />, Various hand tools <br />.l Flll Iet.riaUS6trrd <br />Sand / Onsite <br />ucloar Gaug6 # <br />Nuclear <br />Gaugo <br />Pad <br />Subgrado <br />Isheet S-2) <br />S SG unk 6.7 112.7 120.31 9.5 90 <br />SG2Nuclear <br />Gauge <br />Pad <br />Subgrade <br />(Shoet S-2) <br />S unk 6.9 120.4 125.5 90 <br />as requestod to observe bottom of footings excavatioos as well as perfonn subgrade tesling for Pad. Observed that <br />square and spread footings were excavation prlor to my anival (2 of 6 located below raised foor, Ref Shoet S-1 and other <br />of 6 square tooting excavations, Ref SHeet S2) Bottom ofi footing excavation were probed and found to be firm and <br />ing. Square footings excavalions measuaed approximately 2'x2' or largor wilh an approximate measured depth of at <br />18" (or deepened as mush as 32") Footing excavation appeared lo be clear of loose material and/or debris and is <br />itable for intended use. Recommend that fooling excavalions be slighlly moisture condilioned prior lo placement of <br />so performed in place density tests for pad subgrade; soil sample was collected to check relative compaction density <br />and will be rgported when lab testing on coll6ct6d soil sample is completsd. Subgrade lvas also subsoquendy probod <br />ofAro T-t dTot Loot on (Ah Norlh <br />vasat.issu€s observed <br />found lo be llrm and unyielding. <br />19 <br />) <br />Location Elevations, Elevations, Elevalions <br />Oepth (ft)- Oepih (lt)- Oepth {ft)-T6st Flll Nalural <br />Field <br />Moist (%) <br />Dry Oens <br />(PCF) <br />Wet Dens <br />(G/CC) <br />(PCF) <br />Optimum <br />lVoist {o/") <br />Max <br />Dens. (G/ <br />cc) (PcF) <br />Relative Ret€st No <br />Compact <br />tv.t <br />Test No. Test Type <br />RINGTONoaorrciNlc^r. atsolxlr.rNc.lrrc <br />On Site <br />lr-l'-ll I <br />m- <br />Notice: This report is issued tor informalion only- tost resulb are subjed to confirmation in a written repod.