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h1. ,s- <br /> I <br /> Contractor: Geological Audit Services <br /> 1803 W. March Lane Stockton CA 95207 <br /> C. ONSITE CONTROL <br /> h <br /> s b designated to coordinate access been desi ated s control and security onsite.a <br /> A safe perimeter has been established at 20 feet around boring in progress.No unauthorized <br /> person should be within this exclusion area. <br /> D. HAZARD EVALUATION <br /> The following substance(s) or hazards are known or suspected to be on site. <br /> k <br /> Substances Involved: Concentrations: <br /> Gasoline unknown <br /> F <br /> The primary hazards of each are identified as follows: <br /> i <br /> 1. Hydrocarbon fuels - Components of fuels are colorless liquids with strong aromatic <br /> petroleum hydrocarbon-like odors. They are flammable and have low solubility in <br /> water. Exposure'to these materials in excess of recommended-exposure limits can <br /> cause mild eye, nose, and throat irritation and can produce a narcotic effect on the <br /> central nervous system. Symptoms of exposure at these concentrations include <br /> headache, nausea, drowsiness, dizziness, and loss of coordination. Certain <br /> components of gasoline (BTE&X etc.) are known or suspected carcinogens. <br /> The following additional hazards are expected on site: typical work related to facility._Noise <br /> fallingrods, flying hammer, snapped cables—etc. on the drill > <br /> E. PERSONAL PROTECTIVE EQUIPMENT <br /> Based on evaluation ofipotential hazards, the following levels of personal�protection;have <br /> been designated for the applicable work areas or task: <br /> ombj�—1 A.da S. km[.c. 2 <br /> m..Wp.1 S—Cf,SHSP/3-94024-5 <br /> 4 <br />