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• • <br /> CHEMICAL HAZARDS <br /> Chemical Name Expected Soil/Water Concentration Health Hazards <br /> Phosphoric Acid Unknown strength Inhalation: Irritation of nose and <br /> throat, lung edema. <br /> Ingestion: Burns of mouth,throat and <br /> stomach,sore throat, vomiting, <br /> diarrhea. Circulatory collapse with <br /> clammy skin,weak and rapid pulse, <br /> shallow respirations, and scanty urine. <br /> Death. <br /> Skin Contact: Pain,redness, severe <br /> burn. Circulatory collapse with clammy <br /> skin,weak and rapid pulse,shallow <br /> respirations, and scanty. Death. <br /> Eye Contact: Blurred vision,redness, <br /> pain and severe tissue burns. Can cause <br /> blindness. <br /> Chronic: Mist or vapors may cause <br /> damage to teeth. Cancer hazard. <br /> PHYSICAL HAZARDS <br /> * Heat(Seasonal) * Slip,Trip,Fall Backhoe <br /> Cold(Seasonal) * Noise * Pushprobe/Drill Rig <br /> Rain(Seasonal) * Underground Hazards Excavations/Trench <br /> * Overhead Hazards Fog(Seasonal) <br /> * Other: Potential contact with windblown dust/soil impacted <br /> with acid. Chemical hazard from contact with liquid <br /> acid or saturated soil. <br /> 102864.T1/dheard/document/AASC/H&S 2 April 17,2009 <br /> Copyright 2009 Kleinfelder West, Inc. <br />