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UIRS <br /> October 27, 2011 <br /> Mr. Michael Oliphant <br /> Chevron Environmental Management Company <br /> 6101 Bollinger Canyon Road <br /> San Ramon, CA 94583-2324 <br /> 1 SUBJECT: Limited Asbestos Survey Summary Report <br /> Property Excavation <br /> ' 14821 West Grant Line Road <br /> Tracy, California <br /> Dear Mr. Oliphant: <br /> URS Corporation Americas (URS) is pleased to present this letter report summarizing <br /> ' the results of the limited asbestos survey activities at 14821 West Grant Line Road, <br /> Tracy, California 95304 (Site) conducted on October 25, 2011. This limited asbestos <br /> survey was for portion of parcel of land located north-west of intersection of W. Grant <br /> Line Road and Byron Road. <br /> The Site is an open field, situated west of the termination of West Grant Line Road. <br /> ' The Site is located approximately two and one-half (2.5) miles west of the Robert <br /> Monagan Freeway (205), and approximately four and one-half (4.5) miles north of <br /> William Elton Brown Freeway (850). A Site location figure is included in Appendix <br /> A. <br /> URS was contracted by Chevron Environmental Management Company to perform a <br /> limited survey for the presence of asbestos within the soil mixture inside of an open <br /> excavation. According to information provided by others, a structure once existed in <br /> this general location_ The structure was subsequently demolished and the building <br /> 1 materials became mixed and buried in place. The survey included inspection, <br /> physical sampling of soil material, labeling/identification of suspected Asbestos <br /> Containing Materials(ACM),and recommendations. <br /> Mr. William Revely, a California Certified Asbestos Consultant from URS conducted <br /> a limited asbestos survey of the soil in the excavation using modified Asbestos Hazard <br /> Emergency Response Act(AHERA) sampling protocol. Following the detailed walk- <br /> through of the Site, Mr. ReveIy collected a total of six (6) bulk suspected ACM <br /> samples for laboratory analysis. Bulk suspected ACM samples are listed in Table l <br /> (Appendix B), for which all tested samples were positive for asbestos. Sample <br /> locations are shown on Site figure attached in Appendix A. <br /> URS Corporation <br /> 2020 East 1"St,Suite 400 <br /> Santa Ana,CA 92705 <br /> Tel:714.835.6886 <br /> Fax:714.667.7147 <br />' www.urscorp.com <br />