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Site Health and Safety Plan <br />Countryside Market, Stockton, California March 21, 2014 <br /> <br />4.1.1 Physical Hazards <br />The identified and anticipated physical hazards (Section 4.1) and other general physical hazards <br />which may be encountered during the Site activities are described in Appendix F. Prior to <br />conducting any soil invasive site activities, Apex-SGI will make all attempts to identify existing <br />underground utilities in the areas surrounding the activity. The Utility Clearance Log/Map are <br />available in Appendix G. <br /> <br />4.1.2 Chemical Hazards <br />Contaminants of concern at the Site are summarized in the following table. <br />Substance <br />Source of <br />Sample <br />Maximum Sample <br />Concentration <br />(mg/kg) <br />Unleaded Gasoline (TPHg) Soil 15,000 <br />Benzene Soil 25 <br />Toluene Soil 800 <br />Ethylbenzene Soil 290 <br />Xylenes Soil 1,400 <br />Lead Soil 87 <br />1,2-dibromoethane (EDB) Soil 220 <br />Reference: Upgradient Environmental Consultants Preliminary Investigation and Evaluation <br />Report, dated September 29, 2001, <br />Potential effects of any exposure are dependent on several factors; such as, toxicity of a chemical, <br />exposure duration, concentration of chemical producing the exposure, general health of person <br />exposed, and individual use of hazard reduction methods. The exposure limits, physical <br />descriptions, and toxicological effects for contaminants of concern at the Site are presented in <br />Table 2. <br />4.2 Task-Specific Personnel Protective Equipment (PPE) Requirements <br />Table below indicates initial level of PPE and potential PPE upgrade required for this job. <br />Task <br />Level of PPE Required <br />PPE Start PPE Upgrade <br />1 D C <br />HASP 21MAR2014 APEX 4-2