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4.0 FJSK A.SS'cSSM-csT SUMMARY osures due to <br /> ill be no significant or mayor potential source °f np eased risk of <br /> ro ect The potentia4 of any otential <br /> It is anticipated that there w The bask p <br /> the scope of work to be followed on this p comrnunit is m'rumal <br /> Y <br /> airborne dusts, during the drilling of the satlsitaring <br /> exposure on other workers or the Bromrroundin� in th <br /> ea,pasure would p <br /> robably originate f <br /> welts, and those dusts <br /> containing low level concentrations of VO C materials <br /> e uipment an-site to provide for dust control <br /> will have q Also, perimeter air <br /> Due to this potential, the Contractor to ensure no <br /> activities, if it appears that dust control is y warranted <br /> during the drilling Potentially mip,ating contaminants, may <br /> monitoring, to detect p community <br /> hazardous materials are migrating to the surrounding <br /> 5.0 <br /> EXPOSURE MONITORING PLAN <br /> A. General <br /> revile baseline and on Of <br /> air <br /> ra rarn shall be implemented to p <br /> quality monitorin p g oin evaluation of an-site <br /> An air q y g gram shall include an o"`g g "nificant <br /> erattons This pray, <br /> quality data far site op ntrataons during work site activities t etectorQubeslve i� <br /> atmospheric contaminant conce or detection instruments and/or d <br /> surface disturbances using organic vapor <br /> air quality conditions, <br /> Telimanary survey of existing �l weather <br /> the prn;ram may include a p worst case" <br /> Additionally, if osstble, under anticipated " o Protection <br /> prior to any surface disturbances and, p erirrieter irioni- <br /> stablish baseline levels for input into the <br /> p � <br /> conditions, to be used toe off may also decide to p <br /> The Project Safety <br /> selection process significant surface disturbances <br /> taring of downwind <br /> air quality conditions during <br /> B. Action Levels total <br /> that hydrocarbon levels in the work area vapor <br /> zone for S minutes, half mask respirators with <br /> If it is determined based on PID readings <br /> 10 ppm in the breathing <br /> cartridges will be required <br /> December 22, 1997 <br /> 911008IA155P <br /> 1 <br />