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z " + <br /> K <br /> .. <br /> ly NOV 11988 <br /> - * <br /> r- .. IIVil3sdOl'dPJll:l~I SAI-HrALTl-1 <br /> PEWIT!SERVICES <br /> Tjtt/l 'tGeC?,r% stellls 4191-E Power Inn Roads:.-Sacramento, CA 55826 916) 452-2901 <br /> • FREMONT &COSTA MESA <br /> '40.SACRAMENTO +► HC}U51"C}y <br /> November T,. 1.9:88 <br /> 1.0:14JES:C. <br /> AGS ::38:0`.9-1. <br /> Mr* James Escobar:-. Al <br /> Department of Public Works <br /> City Hall m <br /> Stockton, California 9:152:02-1997 <br /> Subject: Addendum to Work Plan for Assessment of Sail and <br /> Ground-Water Contamination at Fire Engine Company <br /> No. 2, 110 West Sonora. Street, Stockton, California.. <br /> Mr Esdobar F <br /> At your request, we are responding to the comments of Ms Dianne <br /> Hinson of the San Joaquin Local Health District,- who has <br /> requested an Addendum to .Applied GeoSystems' ;Work: Plain <br /> No 38009-1,, dated March 9, 1988. The Work Plan is for Fire:- <br /> Engine Company No. 2 located at 110 West Sonora Street, in <br /> Stockton, Calif orniThe .,s to location is depicted on the Site <br /> Vicinity Map (Plate= P-1.) . We hereby-amend that Work. Plan to <br /> include the following provisions <br /> 1) Wehave amended. the Generalized Site Plan (Plate P--2) <br /> to include the locations.. of under t.ound storage tanks <br /> and piping at' the site. We have also added the loca- <br /> tions of underground util. tees., including water lines, <br /> sanitary sewers,. and storm sewers. Thai ammended: Plate <br /> P-2 is attached to this Addendum.. <br /> 2) The volume orf ct t i ngs -from tie sail borings is esti.-. <br /> - bated. to be approkImat61T. <br /> 1.6 cubic yards.. W;e pro'ppa. <br /> to. :store: the :c.'i:�,tt: ng:s: :ons;ite temporarily tri .DOT 1.7-H <br /> drums pending results of laboratory analyses. If` <br /> :contaminant concentrations are sufficiently Sow, the <br /> soil: will' be :disposed :of at a Class III facility. If ; <br /> the analyses indicate soil %contamination.. -is present at <br /> levels above acceptable: concentrations, the soil will <br /> be treated by aeration onsite until. contami:nant:.Jevels <br /> are acceptable for disposal ata Class III fac lity.; <br /> 3) The volume, cf ground water removed from the monitoring <br /> wells dur--xng development_alyd sampling is estimated to <br />