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�p 4 R sO "NEIL O.ANDERSON&ASSOCIATES,I\C. <br /> 'L u`EOTECHNICAL^WVIRO NENrAL•GROI ND)AIATE.R•T%SPECTOYS•7ES'iNG•LA90RATORY SERVICES <br /> 'A SACRAMENTO OFFICE CORPOkkTE OFFICE, <br /> G 4221 Naahgate$nulnvard,Snite 4 22 Houston Lana <br /> (5301 691.6304 Sacramento,California 958x4 Lodi,Ca:ifornia 95240 <br /> ,SS O STOCTTON (;09)47r1.1091 (916)929-9267 (109)367-3701 <br /> xAucttoCoacocn n (41e)e31s FAX:(916)929-9269 FAX'(209);33-3303 <br /> Jure 7,2001 <br /> Our Job No. LG00-312 <br /> Fax Copy To:2319-6799 <br /> Mr. Greg Potts <br /> P.O. Box 1358 <br /> Manteca., CA 95336 <br /> Subject: Estimate for Construction of MoOtoring Fell and.DZonitoring Pr(pgram <br /> 2 Acre,South San Joaquin Educational Center <br /> 10623 U. Highway 120,Manteca,CA <br /> Dear Mr.Potts, <br /> Per your request, eve are providing you with an estimate to construct a shall0w/small diameter <br /> monitoring well and consulting services regarding a septic field monitoring program discussed in a letterto <br /> you dated May 21.,2001. We envision completing a 4-inch diameter monitorng well to a depth of about 20 <br /> fee,or 5 feet bolow the groundwater level, A bentonite seal will be placed nearthe surface. T:`re casing will <br /> be cut nearly level with the surface and a scrcw-ori type cap to seal the well. No eot,crete pad will be placed <br /> since the nature of the well is temporary and it is located within the septic Feld. The estimate for the <br /> monitoring well. is as follows: <br /> Construction Materials: 5450 <br /> Drilling: $960(6 hours(✓ 160 per Ebur) <br /> Permit: 5200(required by Envimnmental Health Division) <br /> Permit Project preparation: $100 <br /> Sub Total: S 1710 <br /> The monitoring well should besampled at approximately the same timeas the well. I.Fyou would <br /> like as to perform the quarterly monitoring for the monitoring well,we will,conduct it on a time and material <br /> basis. The hourly technician nate is$65.00 per hour,milage rate is$0.50 permile,and the laboratoryservice <br /> wi.l.l be cost plus 15°o and the administrative report preparation. rate: is $50 per hour (if needed). The <br /> monitoring program should be evaluated every year and presented in a letter report which will be billed at <br /> a rate of$100 per hour(approximately 4 hours for report).Proposed changes to the program can,be made <br /> after evaluation of the data l.as occurred with the approval of SJC PHS/EHD. A copy of the quarterly <br /> monitoring data gathered from each water well sample and each septic field water sam.pe should be sent to <br /> our office for filing. <br /> To proceed with this proposal,please sisn and return a copy to our office. I{you have any questions. <br /> please do not hesitate to call. <br /> Very truly yours, <br /> NEIL 0.ANDERSON&,4SSOCIATES,INC. <br /> David J.Welch,M.Sc.,Senior Geologist <br /> - 64��o <br /> CEG-2151,CH0•653 Accepted <br /> DJW:djw <br /> Z/Z 'd 8691'0 00ssy I uos.epuy ! !ON Hd9q:8 100? ' L ' Upr <br />