ARCHIVED REPORTS_XR0012966 - Laserfiche WebLink

Home Browse Search

Advanced E GeoEnvironrnental Irc: - -: PH . 05,October 1998 AGE-NC Project No. 98-0433 Mr. Ron Rowe San Joaquin County PHS-EHD 304 E. Weber,Avenue,,Third floor Stockton, California 95202 .' Subject: Excavation and Disposal of Hydrocarbon-Impacted Soil OLYMPIAN MBP -Jimco truck Plaza 22502 South.Highway 99-Ripon,-California Dear Mr. Rowe: At the request of Olympian Oil,Advanced GeoEnvironmeiital, Inc, (AGE) has prepared this letter • regarding the removal of underground storage tanks (USTs), excavation of hydrocarbon-impacted soil and disposal of soil at 22502 South Highway 99 in.Ripon, California. The location of the site is illustrated in Figure 1. A plan of the site, showing major structures and former and present USTs and above-ground storage tanks (ASTs), is illustrated in Figure 2. The following information was obtained from representatives of Olympian Oil, Walton Construction and Grayland Environmental: Removal of Former Northern Fuel Islands • On 18 June 1998, six fuel dispenser islands and associated piping were removed from the northern end of the fuel system. Product lines and dispensers were excavated and soil samples were collected for petroleum hydrocarbon analysis. Approximately 150 cubic yards, of soil were excavated from the lines and dispenser area and stockpiled near the east end of the service building. The-stockpiles were designated as "SP2-East" (Figure 2). • Stockpile SP2-East was characterized on 01 September 1998. Three-samples were collected by representatives of Grayland Environmental and transmitted to Kil An for analysis. installation of Upgraded UST System and Dispenser Islands • A new UST was installed south of the Operations/Mini-Mart-building beginning on 15 July 1998. Approximately 350 cubic yards of apparently "clean" soil were excavated and' 4005 North Wilson Way, Stockton,California 95205 + Telephone(209) 467-1006 FAX (209)467-1118. .