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1.4JUlnIIn 1,1ell.rr' <br /> ,be stRr of the gravel pack that aril ter t.izcttt rirlJ32Cnt to the urIt semen-Aill ter(Ir Ir!mined tty Ill <br /> project manager bawd an tie. ctlimation of the rliileit!utirin of gtain%ire in the (ormxlinn which is <br /> likely to tae encOuntrted within thr ullprirnrst sstuisted tone at the flirt, .Available grntt~gic <br /> Infnrmilion will lte taritirrrf in llte selection of tlti%gain sire. 'Thr gravel pack will lye ielectrd such <br /> that it will twttmii the clevrlcxprnrntof a zone of higher hytitaulic conduciivityadjarcnt ttr IIsi mrli <br /> screen but will not allow ptping of rhe finer-griined formation Into the wrtl litre. 1 he 001 sire of <br /> The well serern will be:elated such that it will retain a minimum of m or the gravel tack marrrial, <br /> tf monitotirrt wells are irtst:llcd. Bath monitoring well will he developed after constructiOn with a <br /> 1.73-Inch diameter manual pump until the Maks Produced is relativellr tird"men: fret nr until <br /> measurements of pit. specific conductante, and temrcratute statailite. If the "clt is puml..rit xtry <br /> durintt the development process. recharge rues +x111 he recorded. No water or chemicfls will tT <br /> introducetl Into the ntanhoring%ells during well development. All developed %lirr will be placed <br /> In drums on-site for tater dispoz.ti. <br /> . iptrt �t3ttllJig <br /> A minimum of 24 hours following well developrnrnt. and after water lt%cts have been allowed to <br /> stabilirr in the well, thrice to five %%rlted casing volumts of liquid will be remt►ved from each well <br /> by bailing with a labaratery-cleaned teflon bailer- Measurements of pii,specific conductance.and <br /> temperature will be made at leputar intervals during this procedure. Remov-al of tiquid tram each <br /> well will continue until the measurement pit.specific conductirhe.and temprraturr have sllbilircd. <br /> A liquid iamplf will then be collcclM from etch well with a taboralory-cleaned,dedicated teflon <br /> bailer. Esch sample will be appropriately labeled and stored on ice from the time of collection <br /> through the limp of delivery to the laboratory. Ground water samWe.s will be transported to the <br /> laboratory and analyzed within the EPA-specified holding times for the requested analyses. <br /> .7 t'rtr4i9aMP 0VS.1 <br /> If free txtroteum product is present in a well.the thickness of the product ta)tr will be measured <br /> by the'pxsle and tape'methOd, This method a ill eonsi%t of cuing S water level indicator tape with <br /> a water-finding paste and measuring the thickness of the product Ii)er as Wicaled by the color <br /> change of the taaute. Position of i se coil/*-aler interface will be determined by subtra-cting the <br /> position of the Interface as indicated by the color change from the depth Indicated an the realer leve; <br /> inditAtor tape ad at:nt to the tort of the PYC casing when ihr memurement is mot,. <br /> If fret product is pment in at well.a fret pto4uct simple will be collected in a laboratory cleaned. <br /> teflon bailer,trxnsferitd to the at[tpeop6ste tairple container and shipped to 2 California-t:rrtificd <br />