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i <br /> -" 'WESrHAZMAT <br /> Drilling Corp. s <br /> July 22 , 1992 <br /> .R--E=,- E I V <br /> SAN JOAQUIN CO. , ENV. HEALTH DEPT. JUL 2 7 9 <br /> 21 <br /> C/O: Mr. Mike Infurna <br /> NVIONMEWL Htk- <br /> 4445 N. San Joaquin <br /> P.O. Box 2009 <br /> Stockton, CA 95201 <br /> RE: -Monitor well destruction- at former Pure-Gro site , 21710 <br /> MacArthur - - <br /> Dear Mr. .Infurna, <br /> A .monitor well at the above referenced site is to be abandoned <br /> as per the following protocol . j <br /> Tremm.ie pipe will be inserted into the wall to bottom- (2-0' <br /> depth) . The tremmie will be connected to a trash pump. The tra-sh <br /> pump will fill the well with cement/bentonite grout pumped from- <br /> a drum. The well head box will -be removed with a jackhammer and` <br /> the surface restored with concrete . Water displaced from the well <br /> during grouting will not be retained. <br /> Please call with your questions or concerns . <br /> --- =•-- =-R-espe-G-t-f-ul1Y--, - - - --- I <br /> --We t Hazmat Drilling <br /> Gr -goque.a <br /> Assistant Operations Manager <br /> i <br /> Ii <br /> i <br /> 23953 Saklan Road Hayward, CA 94545 • (510) 782-8770 <br />