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Linden School District April, 1995 Site Specific Safety Plan Well Installation WES Project No 4062-R Ethyl Benzene Irritant to eyes, nose, throat, skin 67%/10% 100 ppm and mucous membranes, dizziness, constriction in the chest Toluene Fainting, weakness, confusion, 71%/1 3% 100 ppm headache, insomnia, dizziness, and dilated pupils Xylene Dizziness, excitement, drowsiness, 70%/10% 100 ppm incoherence, irritant to eyes, nose, and throat *Benzene, toluene ethyl benzene, and xylene Exposure to there compounds can cause nausea, dizziness, visual disturbances, narcosis and collapse Chronic effects include central nervous system disorders, respiratory tract irritation, tearing, lassitude and immunological disorders a UEL = Upper Explosive Limit b LEL = Lower Explosive Limit c PEL = Permissible Exposure Limit (OSHA) 3.3 HEAT STRESS Adverse climatic conditions (both heat and cold) are important considerations in planning and conducting site operations Ambient temperature effects can include physical discomfort, reduced efficiency, personal injury and increased accident probability All appropriate procedures regarding heat stress shall be met Additionally, one or more of the following control measures can be used to help control heat stress 1 } Provisions of adequate liquids to replace lost body fluids Employees must replace water and salt lost from sweating Employees must be encouraged to drink more than the amount required to satisfy thirst Thirst satisfaction is not an accurate indicator of adequate salt and fluid replacement (It is important to note, however, that ingestion of liquids will not be permitted in the contaminated zone Workers should go to the break room to obtain the necessary liquids ) 2) Establishment of a work regimen that will provide adequate rest periods for cooling down This may require additional shifts or workers 3) Cooling devices such as cooling vests can be worn beneath protective garments