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Ground Zero Analysis, Inc. <br /> SITE SAFETY PLAN <br /> FACILITY BACKGROUND <br /> The site is currently operating as a parking lot and professional offices. Formerly the site <br /> operated as a retail auto parts and sporting goods store. <br /> WORK PLAN <br /> Task One: Using a direct push rig, drill two soil borings to depths of 35-55 feet; collect soil <br /> and groundwater samples for analysis; grout up the borings to ground surface. <br /> JOB HAZARD ANALYSIS AND SUMMARY <br /> Chemical Hazards <br /> TASK(S) CHEMICAL PEL/STEL/IDLH KNOWN SIGNS/SYMPTOMS <br /> (SOIL, WATER, AIR, CONCENTRATION <br /> ETC.) <br /> 1 Benzene PEL 0.1 ppm (NIOSH)/ Irritation of eyes, nose, <br /> 1 ppm (OSHA) respiratory sys; giddiness, <br /> STEL 1 ppm (NIOSH)/ headaches, nausea, <br /> 5 ppm (OSHA) staggered gait, fatigue, <br /> IDLH 500 ppm anorexia, lassitude, <br /> dermatitis, human <br /> carcinogen. <br /> 1 Toluene PEL 100ppm (NIOSH)/ Fatigue, weakness; <br /> 200 ppm (OSHA) confusion, euphoria, <br /> Ceiling 300 ppm (OSHA) dizziness, headache; dilated <br /> STEL 150 ppm (NIOSH) pupils, tearing, nervousness, <br /> IDLH 500 ppm muscular fatigue, insomnia, <br /> paresthesia, dermatitis. <br /> PAGE2 <br />