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AdvancedGeo <br />Environmental ffs g <br />February 2018 <br />AGE Project No. 17-4116 <br />Page 2 of 7 <br />3.0. ON-SITE CONTROL <br />The Site Safety Officer will coordinate site access control and security. An exclusion zone <br />will be established approximately 5-10 feet around the work areas. No unauthorized <br />person shall be allowed within this exclusion area. <br />4.0. HAZARD EVALUATION <br />The following substance(s) or hazards are known or suspected to be on site. <br />SUBSTANCES INVOLVED: CONCENTRATIONS: <br />Hydrocarbons Unknown <br />The primary hazards of each are identified as follows: <br />Hydrocarbon fuels — Components of fuels are colorless liquids with strong aromatic <br />petroleum hydrocarbon-like odors. They are flammable and have low solubility in water. <br />Exposure to these materials in excess of recommended exposure limits can cause mild <br />eye, nose, and throat irritations and can produce a narcotic effect on the central nervous <br />system. Symptoms of exposure at those concentrations included headache, nausea, <br />drowsiness, dizziness, and loss of coordination. Certain components of gasoline (BTEX <br />etc.) are known or suspected carcinogens. <br />The additional potential hazards include: Slip-trip-fall hazards, noise, heavy equipment <br />(i.e., drill riq), vibration hazards, traffic hazards, etc. <br />5.0. PERSONAL PROTECTIVE EQUIPMENT <br />Based on evaluation of potential hazards, the following levels of personal protection have <br />been designated for the applicable work areas or task: <br />LOCATION: JOB FUNCTION: LEVELS OF PROTECTION: <br />Exclusion Zone Excavation Area A B C D Other <br />Reduction Zone Preserve samples A B C D Other <br />Support Zone Support functions A B C D Other