Document v00NyJ3aKQrdbVRVBQkaO1q9

FILE NAME: Chrysler (CHR) DATE: 0000 DOC#: CHR104 DOCUMENT DESCRIPTION: Memo - Governmental Industrial Hygiene Investigation "pucel -achelbach ' fiotiM t Manager Chemical Industrial Hygiene ''ersonnel overrsrental Industrial rygiene Investigation "arcb 20, i9{ Tranton Highland Park 'ach ed ia a communication regarding ao aabaatoa duat investigation performed at tha Tranton Chemical Olviaion ' lent by tha Ptata of Michigan Division of Occupational tTealth. Corrective action necessary to provida leproved control of airborne aabaatoa la eitad. Comments of tha Induatrial "yglane Department regarding tha two corracclve measures Included in tho -Ttata coarunication aro aa follows: 1. "xhcust .a rtfa tio r. fystar. at ". It is agroed that tho vantIU cion system at tha grinder should ba placed ir. operable condition. ixfcauj.t. Ventilation at tha ;ta c 5raka Lining Praaa. compliance with tha State of Michigan requirements should ba provided by one of tha following oathoda: . In stall a hood larger than tha chute opening at tha location where tha aabaatoa ia transferred fror the ra ta l container to tha pceaa chute, a hood face velocity of 75 feat par minute would provida aatiafactory control. This type of in stal lation wo-Id axhauat more a ir chan ia removed at the present tire without iocreeaiog the capture velocity. 2. Increase tha quantity of axhauat at the present system. Thia method of control would reduce a ir borne aabaatoa duat, but would alao remove more light fibers from tha chute and aay interface with production. '..'a recommend that tha mandatory wearing of duat respir ators bo continued until the required control measures era connlatad. : ttachoent cc: ' . T. ravir.gar ". ", Powers ' . . Trombley D. 1 . D sehelbaeh, C h ief In d u str ia l ly g ie n e Department CHRYSLER eei