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Sent'By: RWtJCB; 2553439; 06t-3-0r+ 7:25AM; Page 6112 <br /> RWOCB; Page <br /> 0S/0912000 02:36 FAX �05 <br /> i0.0L-30p0 GeoSoly LLC lrlyrsti uflon LV ni%for Nonan Pam 5 of B <br /> soil <br /> Three,1,20 foot deep wells;sell samples will be est 'tided'm apph,o>slhnuteh 1 k I k 20, <br /> 24,30,40,60,60,70,80.90,100,110,120 feet Iia- <br /> _Cpndtng sed samt�na schedu_� <br /> soft TPH(g)/dTE>lJ ATH id_InMe ant of 0 sampi� <br /> smmzMna ane d r three <br /> sraim Tplqg)/"U(2-figm0en <br /> water EPA 82&6 for PAT6n eustRnnalion i3 samale�]' <br /> 9.0 Method of Drllllnp and Sampling of Soil <br /> The threat soil borings will be excavated with an eight(B)titch hollow-atom oopor drill, <br /> with S-+foot long sections and soil samples will be 44�4ed with a tyro (2) inch inner <br /> diameter,five(S)foot loner split spoon sampler dependhig upon thw soil stratigraphy <br /> and contaminants encountered.The soil samples will be obtained by the compressive <br /> force of a 140 Ib hammer dropped Rate a height cf�I8 irhdhes.The soil samples will be <br /> exkvderd Into six(6)-Inch long steel or brass sample linens. <br /> ; F <br /> Sail within sample linen,call-a s from depths wheree these is obvious off+rtclery and/or <br /> visual evidence of hydros co n oontaminaftn,will be a druded and placed inside a <br /> pkn*Zip-Lor bag so that a small volume of disturbed iaeril am release hydrocarbon <br /> volatiles Into Rhe bag for apprmrbnately two to flee minutes. A pmp*dy calibrated <br /> photo Ionization detector(PID)will be used to screen the sell samples,Inside each bop, <br /> for the presence of gasoline constituents. Con%spondlitig soil samples immedlably <br /> adjacent to the disturbed samples with the hi <br /> ghe#f PID readings, which are <br /> uncBsturbed in their sample linens will be selected for%u ffier laboratory analysis. <br /> Each son sample collected win be Wired at eaoch and of the metal cylinder with Teflon <br /> tape,plastic end Cain,and sealed with"dud tope-to adhere*0 Caps td the liners at <br /> each end,to hermetically seal the samples. The soil samples will be labeled with an <br /> Ink field marker as to the dlopth and location the #ample was collected,the sample <br /> number.' and the project name and hwerted into i a plastic Zip-Lock Wm and then <br /> plated into an ice chest for transport badc to the iddwratory.The chain-of-custody will <br /> bs similarly designated and win includes date and tient the samplee was collected aswrll <br /> as the depth interval. The soil mmples will be seieded at spewdfic Vertical intervals <br /> based oh the location of the aWlIkuy►fringe,at significant chi In llthd 166,and/or <br /> alt contact with naticaeable (e.g. obvious *11%dory and visual evidence) h <br /> conn minatiion. The sampler will be decontamhnaled Were and after each use by <br />} rinsing with an Aleonex solution wash anted fresh tap watq rinse.All rinsealo water will <br /> be stored In S5 gallon DST approvod drums.The drums 6411 be props iF labeled and <br /> wored ernite until sampling is authorized to establish a legal point a'dsposnl. <br /> F <br /> x0-02 2000 Geasoh,UC fnvW#9-ff—Workplan for Nonan Page 5 of a <br />