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v <br />• STATE OF CALIFORNIA—HEALTH AND WELFARE AGENCY GEORGE DEUKMEJIAN, Governor <br />DEPARTMENT OF HEALTH SERVICES <br />TOXIC SUBSTANCES CONTROL DIVISION a <br />NORTHERN CALIFORNIA SECTION <br />4250 POWER INN ROAD <br />SACRAMENTO, CA 95826 <br />(916) 739-3145 <br />May 6, 1987 <br />Ms. Carrie Cummings <br />Beta Associates <br />2068 Lincoln Ave. <br />San Jose, CA 95125 <br />Dear Ms. Cummings: <br />REVISION OF WELL CLOSURE DATED APRIL 23, 1987, FORWARD INC., SAN <br />JOAQUIN COUNTY <br />The Department of Health Services approves the revised Well <br />Closure Plan dated April 23, 1987, subject to the following <br />conditions: <br />1) During pressure grouting of the wells, the volume of grout <br />and pressure used should be recorded for each well; <br />2) All wells where the casing cannot be removed, with the <br />exception of monitoring wells #1, #2, #7, should be <br />completely drilled out whether or not there is bentonite <br />annular seal. <br />3) The bentonite/cement grout should be mixed according to <br />manufactors specifications; if bentonite is used it must be <br />venturi mixed; <br />4) There shall be no deviation from the approved revision <br />without explicit written approval from the Department; and <br />5) The Department must be notified by telephone three days <br />prior to all construction. <br />If there are any questions, please telephone me in Sacramento at <br />(916) 739-2836. <br />Sin C e , <br />Raymond Leclerc <br />Hazardous Materials Specialist <br />RL: ms <br />RLI. 057 <br />