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8a' 9 : :?4 111 r1EF?ICA" ENG I -61 95-6712 P . _2 <br /> American Engineering boratories, Inc. <br /> 7940 Arions Drive, Sucre A d••'•,"e � <br /> Sen Diego, C=A 92126 � I <br /> Tdei,hnne (619) 695-3730 <br /> San Diego+ Modesto• C orc na+ Yucca Valley' <br /> SAN JOAQUIN LOCAL DISTRICT October 10, 1988 <br /> ENVIRONMENTAL HEALTH DISTRICT Job No . : 0-8148A <br /> Poet Office Box 2008 <br /> Stockton, California 95201 <br /> Attention: Mr, Carl Sorgoan <br /> Mr. Doug Wilson <br /> SUBJECT: <br /> DIRECTLY SOUTH OF BYR N ROAD, <br /> WEST OF CORRAL HALLOW ROAD <br /> TRACY, CALIFORNIA <br /> Gentlemen: <br /> i <br /> Based on my conversation with, Mr . David Carls and the attached <br /> "Addendum to Proposed Work Plan" , dated August 30, 1986, it was <br /> my understanding that a boring permit had been issued for the <br /> subject site . Mr . Carls had mentioned that grouting the shallow <br /> S foot deep borings way be performe at our discretion . <br /> Several of the borings were grow ed immediately after drilling j <br /> as typically recommended to ens re that surface mater and <br /> contaminants do not enter the pen borings thereby avoiding <br /> potential subsurface contamination . <br /> i <br /> During follow-up conversations witi Casy Fully, Diane Hanson and <br /> Hemi, it was brought to my at ention that David Carlo is no <br /> longer employed with your departm nt and that he had not imsued � <br /> a final copy of the baring Permit , The absence of a Project <br /> Manager at your office has made handling this investigation v_. ry <br /> difficult . <br /> 4 . <br /> American Engineering Laboratories. Inc . (AEL) is hereby <br /> requesting permission to immediately grout the remaining shallow <br /> borings to conform with current environmental standards . If <br /> inspection of these borings is required prior to grouting please <br /> notify this office immediately. A copy of the above mentioned <br /> boring permit should bog issued based on the attached addendum <br /> and our initial conversation with D vid Carls. <br /> 9 <br /> h` <br />