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NN wgg 2 , <br /> z M - -- v� as E• sv .,:ate ' r °v <br /> C <br /> t <br /> 4 cr'»w .lolnt;, schedule, 40, 1'VC casincl was rein "'At' <br /> lilt,_ <br /> with <br /> 4 <br /> to surface, !>{s'1'lorate+el 35- t:o -1.4' , c�tpac <br /> �tvel ked withh ll 3 <br /> Lonestar gravel from -33' to -231 , bvIALOI[jte Pel lets placed <br /> from -u <br /> to r20' r,y3i at:ecl ley pouring wal:o lntr} ZI;knulus, <br /> cement grouted from _20' to 3was;on a i with <br /> e; at about[[ cement <br /> 121 OO <br /> mix. MarRa1"Ht Lagorio, L'lil] <br /> noun. <br /> Mw # 2 <br /> 6/IB/91 , a 14^ core was cut in the asphalt <br /> At face aslocated about 35' ecoutherly of <br /> surface as shown on Fiaslre 1 , aose:nrhydrant and <br /> the proposed locatin ,x}tstis l'ocationvicinity Ochtoavoid <br /> a bar roan Sign Post- <br /> sible water lines . The well was bared to <br /> about 35' bgl ; split spoon cores were taken at 5' intervals, <br /> power lines and pos <br /> 5' 10' 15' , 20' and 25' bgl (Figure 3) . <br /> u., <br /> 11.e soils are described as follows: From surface to <br /> -10 1/2' , tan, silty sand; from -10 1/2' -16 to -16 lto , tan, <br /> -21' , <br /> silty sand with interspersed cl ay ; from from 121' to --26 ' , <br /> light tan, silty at _26+to -26 1/2' , in core. <br /> coarse-grained arkosic sap <br /> ap26 1./2' to ~30' , coarse-grained, <br /> grey, plastic clay; ' to- 35' , medium to coarse- <br /> arkosic sand as aboVe; from -30The driller <br /> grained, silty sand with interspersed clay. <br /> located water at about -24' <br /> 4 , screw joint, schedule 40, PVC casing was run from -35' 3 <br /> to surface, perforated -35' to --20' , gravel packed witYl 1p <br /> Lonestar gravel -35' to -17" , bentonite pellets place <br /> el fd <br /> from -17' to el f hydrated by pouring water into annulus, <br /> 1 bentoniteith 3% cement <br /> cement grouter. from -14' to surface <br /> erforatedinterval was <br /> mix. On this well (and MW 3) , the p <br /> raised to -20' owing to a lack of certainty of the water <br /> table depth. <br /> Mw # 3 <br /> MW # 3 was bored on June 19, 1991 . The site was located <br /> , at the southwesterly end of the <br /> about as shown on Figure 1 <br /> property, near the property fence line avid Moffat Blvd. The <br /> surface at this location was packed gravel - rubble and <br /> halt. The area is a parking and repair <br /> highly degraded asp operations <br /> locatio"► for diesel equipment and trucks. Boring p <br /> commenced at 9:30 AM. The well was bered2t0o abdu2535bgI <br /> cores were taken at about 5 <br /> (Figure 4) . _ <br /> The soils are described as follows: From <br /> sandaceto <br /> possibOle <br /> -dark fine to medium-grained Y slowly at -10' - - <br /> 1 -rotated...cuttings. up......._ <br /> diesel odor in core looks like fill material . -rom <br /> no odor as above. Upper 10 <br /> tv <br /> 4 <br />