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SAN .;OAQUIN COUNT= ?U3LIC ci=ALTH SERVICES <br /> SA.HPLING ?RoTOCAL FOR ,OUTZNE T.Vrx REMOVAr.LS <br /> The following revresents minimum sampling criterion „ecuired for closure compliance. <br /> Sail samo les collected shall be representative of native soils beneath the tank's <br /> invert (tank's bottem] at a collection depth not to exceed 2 - 4 feet. If contamination <br /> is documented during closure, an Unauthori--ed Release Notification must be completed and <br /> suhmi.tted within 5 working days. California Health & Safety Code-Sec. 25295. <br /> WATER NOT ?RESENT IN T:IE TA.NX PIT <br /> r <br /> TANK <br /> SIZE MINI:'Sil:f 'YiU:iBER of LOCATION Of SOIL SA H} PLE <br /> SOIL SAM?LE S <br /> LESS TuitN 1,000 G. LONS ONL' ver tank I F-411 or pump and of tank <br /> I <br /> 3 U 1,000 - 10,000 GALLONS TWO per tank. One at each end of tank <br /> i <br /> 10,001 GALLONS and UP TtM=E or MORE Ends and :Siddle or <br /> per tank generally spaced along <br /> the length of the tank <br /> ?PIPING ON aer EVERY VERY 20 LINEAL FEET <br /> CET <br /> WATER IS ?RE-SENT IN TAN:{ PTT <br /> TANK STI:: MINIMUM NO. of LOCATION of SOIL MINIMUM NL'M3ZR <br /> SOIL SAMIFILES SAi-UJLE S of WATER ShM?LES <br /> 10,000 GALLONS From wall next to <br /> Or L SS tank ends at soil/ <br /> (Single Tank) TWO groundwater ONE <br /> interface <br /> GREATER T:3A.N From wall next to <br /> 10,000 GALLONS ?OUR tank ends at soil/ <br /> Or groundwater ONE <br /> TA.N X CLUSTER interface <br /> SLAB ?R.;SENT IN TA�IX PIT <br /> Soil s&mples shall be obtained beneath the slab within native soils. <br /> fahPenetraysical removaion 11--ofgh <br /> c <br /> the obstruction will be recollected in order ..o collect the samples. <br /> the obstruction will allow samglLng according to the above condi ions. ] <br /> Jr <br /> TANK SIZE MIN:MUM NUMBER of LOCATION of SOIL SAM?L S <br /> SOIL SALES <br /> LESS THA_'; 1,000 GALLONS TwR=.E per tank I Center and ends or sides <br /> 1,000 - 10,000 GALLONS FIVE. per tank Canter and ends or sides <br /> 10,000 GALLONS and UP =TV:.' or MORE per Ends and :Siddle and <br /> tank generally spaced along <br /> the length of the tank <br /> 23 047 (Rev 2/8/91) ft <br /> -Page 7 <br />