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Page 5 <br /> ' HAZARDS, SPECIAL PRECAUTIONS <br /> 2 . 0 Hazards, Special Precautions: <br /> ' 2 . 1 Special Precautions: <br /> During the course of excavation, workers could be <br /> exposed to petroleum hydrocarbon vapors, liquids, <br /> or other wastes. The following precautions will be <br /> observed by all individuals engaged in the tank <br /> removal activity. <br /> ' 2 . 1. 1 Toxicity Considerations, Petroleum Substances: <br /> All individuals should be aware of appropriate <br /> health precautions. When high concentrations of <br /> ' petroleum hydrocarbon vapors are inhaled, symptoms <br /> of intoxication may result. These symptoms, rang <br /> from simple dizziness to unconsciousness. Care <br /> will be exercised to minimize exposure to these <br /> 1 substances when they are present. Avoid skin <br /> contact with petroleum substances whenever <br /> possible. Use soap and water to remove any <br /> petroleum product that contacts skin. <br /> 2 . 1. 2 Flammability and Combustibility consideration: <br /> Flammable and combustible vapors are likely to be <br /> ' present in the work area. Precautions will be <br /> taken to eliminate all potential sources of <br /> ignition, to prevent the discharge of static <br /> electricity during venting, and to prevent the <br /> ' accumulation of vapors. <br /> 2 . 1. 3 Physical Considerations: <br /> During the excavation some physical hazards can be <br /> present, in the form of large holes, exposed <br /> piping, debris piles, and excavation equipment. <br /> All workers will be aware of these hazards and take <br /> all necessary actions to eliminate accidents, when <br /> left unattended the excavated area will be <br /> ' appropriately marked and barricaded at all times. <br /> I <br /> 1 <br />