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Advanced <br /> ftp. , ftnc.eoEnvi-ronme,U <br /> 1'1 April 1995 <br /> Mr. Russell Chapin <br /> CHAPIN BROS., INC. <br /> 1203 North Carlton Avenue <br /> Stockton, CA 95203 <br /> Subject: Approximatte Costs for Vapor Extraction/I0-Situ Air Sparging <br /> Chapin Bros., bs:c. <br /> 1766 N';onte Diablo Avenuet,Stockton, California <br /> Dear Mr. Chapin: <br /> In accordance with your request; Advanced GeoEnvironmental, Inc. (AGE) has prepared <br /> this cost estimate for installation and operation of a vapor extraction/in-situ air sparging <br /> r (VE/IAS) system at the referenced site. A cost breakdown for the services is as follows: <br /> TASK 1 - Installation <br /> Task 1 includes the installation of one (1) in-situ air sparging well, installittlon of alll <br /> necessary PVC piping and installation of the VE/IAS unit. <br /> • Installation of one (1) in-situ air sparging well to a depth of X30 feet: $4,000.00. <br /> ► Installation of all necessary piping, below ground surface: $3,000.00. <br /> ► Installation of VE/IAS unit(s): $800.00. <br /> ' I <br /> TASK 2 -.VE/IAS System Rental. <br /> Task 2 includes the rental of an internal combustion engine-driven vapor extraction unit unci <br /> an electric blower for Air Sparging; the costs are based upon an initial 12-month operating <br /> period for the IC unit. <br /> ► IC Vapor Extraction System rental: $1,000.00 per mouth; $12,000.00. <br /> ► Blower System rental: $300.00 per nionth; $3,600.00. / <br /> It should be noted, however, that AGE can arrange for the purchase of a used <br /> Environmental Techniques VACLEEN 1000 for $12,000.00; if the project operates longer <br /> than 12 months using the IC unit, purchase of the used unit may be more,cost effective than <br /> rental. <br /> 1 <br /> 3315 E. lvriraloma Avcnue,Suite 117, Anaheim, California 92806 <br /> I'elel>lume(7141)996-5151 FAX (71.1)1110-51K2 <br />