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1 i�&Wil NIA <br /> f J _ _ sus _ <br /> u <br /> V <br /> 4. List of Known Chemical Contaminants: <br /> Contaminant** Source Medium Anticipated Max <br /> Concentrations <br /> Total Pet Hydro gasoline water <10 ppm <br /> Aromatics gasoline iaater <100 <br /> Ppb benzene <br /> 5. List of Known Physical Hazards (ie. heavy traffic areas, <br /> overhead construction areas, work around excavations, work inside <br /> buidings, etc.) <br /> Hazard Description Location Procedures to <br /> i <br /> Reduce Hazard <br /> l f <br /> Traffic autos/trucks near loading signs, flagman <br /> areas <br /> Utilities water, gas, etc USA marked,coord <br /> W/ facility <br /> lifting/drop augers, sampler <br /> proper- lifting, <br /> hard hats <br /> boots <br /> drilling borings to all wells <br /> sampling water gloves, open <br /> barrel w/ care <br /> heat stress all wells monitor signs <br /> water on rig <br /> breaka on hot <br /> days <br /> 6. Planned Site Activities (Be specific, identify <br /> task and include expected start date of activities.) <br /> per <br /> Installation of 3, 55 feet deep, 2 inch diameter groundwater <br /> monitoring wells. Perforations between 30 and 50 feet with pvc <br /> perforated and pvc solid casing,, All locations located in or <br /> just off traveled way. Although traffic is light in all <br /> locations, warning signs will be posted and care. should be <br /> exercised to watch for traffic. <br /> 7; <br /> Advancement of two to three soil borings to less than 35 <br /> feet <br /> in depth. Continous, MOSS sampling throughout. Split spoon <br /> samples to be obtained at 5 foot vertical intervals. soil <br /> samples to be screened for volatiles with p.i.d. <br />