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Page 14 <br /> rkvora 17eficiene� NE <br /> Action Level Frequeacy/Duration Action <br /> lnstrmacnt and Date (Ambient Air) of Air Monitoring <br /> of Calibration 17o not enter <br /> O meter Less than 195%OZ <br /> z More 6=23%OZ <br /> 4. rirhgr�tnements NE <br /> Action Level <br /> D <br /> Zone/ Duration/Frequency <br /> and Date (Breathing rL four) of Air Monitoring Action <br /> of Calibration _ <br /> Date <br /> Draeger pump/tub- <br /> Radiation monitor <br /> Heat stress meter _ <br /> Noise meter fi ��--- <br /> HZS uzeter <br /> 1 <br /> pH analyzer <br /> Qthers <br /> B. f.1R MONITORING FOR I-INICNO <br /> WN CONTAMINAI , - For totally unknown contaminants' the <br /> F,i O,Aing levels of protection must be utilized. <br /> PID or FID in Breathing Zonc <br /> u�adin for ere minute, <br /> Background Lcvel D <br /> >0-5 ppm above background Level C <br /> 5-500 ppm above,background Level B <br /> 500-1,000 ppm above background Level A <br /> Parker Environmental Sas ices, 4185 P.leito Court, Pittsburg, CA 94565-6116 <br /> Phone (415) 439-1024 Fax (415) 433-2566 <br />