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:z <br /> ji <br /> • r, <br /> I.H.KLEINFELDER&ASSCCIATES 11 <br /> the If surface Each well mea eem-d with a cement utility cover.conatructian diagrams of each well a shorn o Plato,9 through 12. <br /> 4.5 PEODESS PLOW p1AGRAl1 l��' <br /> P r., <br /> ttt1pppp <br /> The procaes flow diageam for the,yac¢m•ie shown an Plate 6. A <br /> E� vet east type of u pump(NAEH Engineering no.,mdel 1467-00704-0) - <br /> Il wassed for the c.——trantion of_kydco urban saturated air within the �3 - <br /> eo{1 upores. Tha performance char.a teriatics of he v vm Pump'are shown - l5 <br /> [ on elate 7. -Sha pump requires 15 gallons per-Inute a)gpm)of-water flew <br /> ,' Ig Eor "Ill—id seal. The ti aide of the'pump is novuxec[¢d[ tEe VEw d <br /> via A four-inch Pae bell i e, used for regulating the at El.. A <br /> I'I <br /> two-inch PVC b #€€� yp sus line and'bait control wive have a duel purpose: <br /> regulating the All flaw and aoting a6 A particulate trap. The ball F <br /> I` <br /> .0-11 valv. is used for better operational control and£1 ihility <br /> f' �i during c-up and ht-d—, The discharge aide of the pump is { <br /> }} 11 co t d. t A aurgn[ardc t d¢n star cm—Intoent,Ne-exhays from the i <br /> pump ie dischnrged to the at phere through a tort foot long PVC tube.' If <br /> Dol 1/4-inch xn dieaetar,_were installed at the pulp_inlet and outlet . <br /> Lj end pp imat ly 16 i she above the ground surface in the standpipes on .� <br /> chc A P audVow( shown on Plate b), These Sampling parts Moro used .41 <br /> it to i _..-an n empsater{tI...Sure the linear velocity in the PEP.);take <br /> :eIO -end Drager tubs. at*ings, and to collect air samples for chemical <br /> II.:E nary f �f <br /> The ap-.tfanal procadutea for the pilotplant ,are deecribrd in the L � <br /> following at¢pax _ <br /> The water In, b 111 1 p d I I d rhecge from the <br /> iI! surge- nk is monitored to make sore that a 15 gpm water Els,matu �Jf <br /> t u is maintained through the vacuum pump. <br /> !� o eafore th art-up of the vacuum Pump,hoc line-^W xeadinge are - S <br /> taken at all the Sampling parts § <br /> 29-799 g <br /> i L <br />