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diameteru ret <br /> rived,bucket.ket. E ach bucket re rived, approximately ]. vertical <br /> foot, will be field screened using the HNu PID and described using <br /> ASTM guidelines. Any field screen drilled intervals that <br /> indicates contamination will be collected, contained, preserved <br /> and chain ofg <br /> custodydelivered to�Chem'tec'h?Y�yig8y1Labor�a�t.For�Jii.K�es%eyS.1Pyi1 ��Also <br /> } L tmlwll41`r6T" 't r-M ' f0d,'3WMhemz -Ch <br /> w <br /> once the boring has been completed a two..,drnch-SCH 40 F480 PVC <br /> casing wyt1 �G::•Qd, h„� sRlotr, r lr 'b+ istY ]m1�wd ,lifrbmiF�. PyrbCm�t'ely <br /> the,.3� i��Hm3eipt3�;x p�, ` h, from the 10 foot depth to <br /> surface will .be 2 in ank PVC casing. All joints are machine <br /> threaded and sealed with 0 rings. *-,a&-ndx er«relopes=�a 31'�"th ri^�>:ae <br /> p��tred����st�lyy�-h��.s�t�,�tvW-�-h���•�����oo -dept�, and�- her�¢,,�a�t =��rii��`� <br /> dep tem ^ ami de. A lockable 6" diameter steel casing <br /> monument will be placed over the well casing for traffic <br /> protection and security. <br /> WELL DEVELOPMENT <br /> Upon completion of the well the well. wall be surged and bailed for <br /> P P g <br /> development, using a surge block to agitate the sand pack and <br /> round water, and a centrifugal pump to purge the well until a <br /> i relatively sediment free water is produced. <br /> STORAGE OF CUTTINGS, PURGED GROUND WATER AND RINSATES <br /> All cuttings produced from the sample borings and installation of <br /> HW4 will be Qzvt,"p9d and coyeredFs --t , ... .Flmillr of eth l aye;:. <br /> $ � a1 '� tS 7lr�h nc k g kctftrf b M nd h�a All <br /> ' �' ���i: �. ���.fi �'er���y��Si��si'��tA�n�d.pian_�s� •te� <br /> DESTRUCTION OF SAMPLE BORINGS <br /> i <br /> � � ����ti�' �f����kb�`=dest�a�►ed�usfng=�a���neatr%ce�en=t ,,w ;th ,;e� <br /> berrteace will be patched to match the <br /> preexisting conditions, asphalt, concrete, etc. <br /> DISPOSAL OF EXCAVATED SOIL AND PURGED WATER-RENSATE <br /> Upon laboratory results, the contained soil and water will be <br /> disposed of in accordance to the State of California and County of <br /> San Joaquin guidelines. <br /> REPORT OF FINDINGS <br /> page3 <br />