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SA,\,i?LILNG PROTOCOL FOR ROLI'TLNE Tlld'4K RFEMOVALS <br /> '-lice foilovAng represents minimum sampling criterion required for closure compiiantM. Soil samples cuiie4 ed shalt be <br /> representative of native soils beneath the tis invert (tank's bottom) at a collection depth not to exceed 2 - x feet If <br /> contamination is documented during closure, an Unauthorized Release NodCcadon must be completed and submitted <br /> within Five (5) working days pursuant to California Health do Safety Code, Section 25245. <br /> WATER N©T PRESENT IN THE TANK PTT <br /> T,kNK TANK SIZE ER LOCATION OF SOIL SAMPLES l <br /> (Gallons) I o£ SO A,1fPLFS <br /> < 1,00() I per Tatem' Fill OR Pump End of Tank <br /> t.000 - 10,000 2 per Tanis s t at each End of Tank <br /> > 10,000 3 or More y 'Ends and Middle OR generally <br /> per Tank spaced along the length of the Tank <br /> PIPING AND STOCKPILE <br /> F-7 PIPING SOIL SAahFS 1 Sample every 20 lineal feet <br /> TANK A PIPING S70CIUU-E S.a,v[PLF.S ' Samples every 50 cubic yards <br /> WATER IS PRESENT IN TALNX PIT <br /> �ftlMBER of <br /> 'T,'kLNK TANK SI.'LE ML ZMVIUM N' TAL FIBER LOC�.TION of OIL 'N �ja <br /> s(Gallons) of SOLI, 1.ipLES SAAIWL LESGytPL ES <br /> < 10,000 ram wall n >. <br /> Single Tani[ ends at soil/ groundwater 1 <br /> interface <br /> If?000 OR From wall next to tank <br /> Tank'Cluster x ends,at soil/ <br /> ;rount#v+ <br /> " interface <br /> SLAB PRESENT IN THE TANK ETT <br /> Soil samples shall be obtained beneath the slab within native soils. Penetration.through the abstraction will:! ired in <br /> order to coiled the samples. (Physical removal of the obstruction will allow sampling according tothe etconMtions. <br /> r .. <br /> TANK TANK SIZE M ND& M NUMBER LOCATION of SOILS <br /> (Gallons) of SOM SAMPLES <br /> < 1.000 3 per Tank Center and Ends OR Sides of Tank <br /> 1.000 - 10.000 5 per Tank Center and Eads OR Sides of Tank <br /> > 10,000 5 OR mmv per Tank Ends and Middle and generally spaced along <br /> the length of the Tank <br /> Fri 23 047 (Revised 7/10/92) Page 7 <br />