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Geological Technics Inc•- _- _- _ - -- -- - -- - _- _ � - -- -- Page 1-- - _ �— <br /> Appendix A <br />' Project No 2812 <br /> • January 29,1996 <br />' 10 HEALTH AND SAFETY PROGRAM <br /> Geological Technics has incorporated the following health and safety precautions while working on _ <br /> sites containing unidentified hazardous waste Once the nature and extent of contamination has been <br />' determined,additional work on site will be met with the proper precautions <br /> 11 Workers Health and Safety <br /> 1 11.1 Work Space Safety <br /> The perimeter of the work space should,if possible,be 20 feet from the drilling ng or excavation site <br /> The working perimeter will be marked by brightly colored delineators All unauthonzed personnel <br /> will not be allowed access into the work space <br /> The project supervisor will coordinate all field activities and maintain the safest possible working <br /> 1 environment at all times If an emergency occurs,the supervisor will immediately contact the proper <br /> authorities <br />' 112 Skin and Head Protection <br /> Disposable suits, boots, and gloves will be worn when the working conditions require such <br /> precautions <br /> lie Disposable plastic gloves will be wom at all times during soil and groundwater sampling The gloves <br /> will be changed after each sample has been collected <br /> 1 Used disposable clothing will be properly discarded at the end of each working day <br /> Hard hats will be worn during drilling, excavation, and other activities in which potentially <br />' dangerous equipment is being operated within the work space = <br /> 113 Face and Respiratory Protection <br /> During drilling and excavation activities, the working air space will be periodically monitored with <br /> either a Photo Ionization Detector (PID) or SKC Color-Detector Tubes (Draeger Tubes) for gas and <br /> vapor content The PID measures the total organic compounds WOO vapor concentration while the <br /> Detector Tubes measures the levels of specific compounds in the air being sampled Monitoring of <br /> 1 the working air space shall be concentrated around the drilling ng and in the down wind direction <br /> If working air space concentrations exceed the Perrmssible Exposure Limits, then the workers will <br /> ' wear respirators with organic vapor cartridges <br /> If working air space at the perimeter of the working space has levels that exceed the Permissible <br /> Exposure Limits for more then 15 minutes, then the drilling or excavation activity will halt until the <br /> ' concentrations can be maintained below the Permissible Exposure Lirruts <br /> i <br /> i <br /> 1 <br /> 1 <br /> y <br />