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-QL ? !:n rie r c•-Ck}Iii,. t ankLl R: Crt:71:% <br /> .,_r•. _ Z:. ac... R`fei_ .^Cli3a: Wc, e3r' 11P,- <br /> __ _ . If-E r.C-; ,'.1:, aradt•, n: aaprnxirnatF'1� <br /> _lfii�• r 11vF_-S__gZ__ti-.. <br /> i <br /> W ce under perms , frnr. SP <br /> _ 1;eaIt, by:ti3CP Lnvlronmenta HPa11:1 <br /> ammss,_ cont-nuou! =la.0 , hollow-s`.er: augrP:'s. the <br /> CI'.J, i at_� w3= performed' by Woodward iD i 1 i T1._ lCoTTpany Of R4.0 <br /> '''sta, Cal iiurn�.a. Tnw auae flight were stL-a,TP-clepneo <br /> pri'.)r to use _,r; -pt- bo--ng tC: minirriii 7e the possibi l i t' of <br /> duwnhol'~ Lir ..ross-boring ccntamination. he drilling was <br /> perform-d !ander the guidance of a fie!!6 geolocis5 , and the <br /> CarLll lCta:Eri3lr <br /> in. ne 'boring were logged as drilled Using <br /> the Unified Soil Class' =ication System �?late ij . <br /> �ESCriptifln` ofthG ?riflter121S encounte.ed are presL-rated in <br /> the Log of Hor'I'_C] Z) , <br /> 1 A <br /> During drilling, s041_ samples Fere collected at 5--foot <br /> intervals using a Cal i, orr_ia-modifier_, split-spoon sampler <br /> equipped with clear_ hrass sleeves. Samples were collected <br /> { . by advancing the boring to a point immediately above the <br /> sampling depth, }hen driving the sampler into the native <br /> soil through the hollow center o: the auger. The sampler <br /> was driven 18 inches with a standard 7.413-pound hammer <br /> dropped 30 inches. The number of blows rewired to drive <br /> the sampler each successive 6-inch internal was counted an6 <br /> recorded to give an indication of soil consistency. <br /> IF` ROGER FOOTT ASSOCIATES, INC. <br /> q` -2- <br /> 1 <br /> T. <br /> SS� e <br />