Document ZnxNz2pYM5DMzrq22MOEN4gw7

\ *! rr.'TORKAt. RSJSWfiS& Btt&B U-M& l/' y / ^Vx -i ewoiae&L& ahb Fu&rtes 9 MB80ALC6SSCBXftMBB9BV MSB WXmX NppM Mr, L. L. Carpenter Chemicals ano Plastics Bouno Brook, N. J. '. Mi April 17, 1969 *** Engineer i ng |MvM Mr. R. N. 'Bates MftaP Mr. M. ,/ F err f Rocuivod Mr. WL^tri-UHO^^SSiH Dr. C/ 5. McKinlct Mr. R. V. Schwartz AKR 1 .> i962 Mr. J. ZvccARtlli Administration File Chronological Filc fey W. C. Asbestos Dust in rooms 3$l and 365, Builoino 95, Bouno Brook The tchsilc samplcs preparation area in Builoing 95 in Boi/no Bnook is AT tints CONTAMtNATCO WITH ASBESTOS OUST. THE OUST IS PRODUCED DT A BAND SAW AN0 TWO MILLING MACMINCS USED TO SHAPE TENSILE SAMPLES fROM PLASTIC MATERIALS CONTAINING ASBESTOS. TC BAND SAW IS LOCATCO IN ROOM 365, TNE HILLING MACHINES ARC LOCATED IN ROOM 351. CURRENTLY, PERSONNEL ARC WEARING RESPIRATORS TO PREVENT inhalation or asbestos laden dust, , y Tut arca is contaminated while machines are vscd, and IT is estimated tnat it takcs several hours attcr the machines are smut orr UNTIL an acceptable LEVEL or DUST CONTAMINATION IS REACHED IN THE ROOKS. " The rOLLOWING DIVES PROPOSED solutions to thc contamination prodlcm. Suggested Cxhaust Svstcm Locate all asbestos dust producing machines in one room, Provioc new hoods tor the band saw and thc large milling machine. Suooesteo hdoo ocsions (attached) is givcn in Dgurcs VS-209 and V5-706. Tor the small "rcNSiLE-KuT*' HILLINO MACHINE THC EXISTING VACUUM CLCANCN CAN BE USED, BUT THE EXHAUST TROM THIS MACHINE MUST BE CONNECTED TO DUCTVORR LEADING TO TNE OUTSIDE Or THE BUUDINO. Discharge so as not to blow back into tnc building thru windows or ant air inlets. A DIAGRAM GIVING OUCT SUES AND AIR VOLUMES I* SHOWN IN PlOURE I. A NEW 2120 ctn exhaust pan will be located on the Roor above. Spcciticat ions rox the TAN, (rH "A") ARE GIVEN IN THC APPENDIX. THE EXHAUST AIR WILL Bt OISCHAXOCO THROUOH A 7 roor HIGH STACK, discharging up. The pan WILL BE STARTEO bt a PUSH BUTTON SIAl ION LOCATCO NEAR THC BAND SAW, A NEW ELECTRIC STARTCR IS RCCUIRCD TOR The ran. . a ; r- Thc puctvoar jhoulp ar phovidcd with clean out ooo* in tan outlet AND AT ALL CHAHOC3 Of DIRECTION IN TNC PUCTWONT* a /* UCASB00945424 SC-EEI-0915 To: Mu. L. L. Carpenter 2 Apr V VI, 1969 Subject: asbestos Oust in Rooms 331 and 365, But idino 95, Bound Brook Alternate Exhaust System MILLING Machine ANO BAND SAW CAN BE LETT IN THE PRESENT LOCATION. (H THIS CASE IT NAT BE MORE ECONOMICAL TO USC TWO EKNAUST TANS TO ELIMINATE SOME DUCTWORK. This system is known in Fioure 2. The tan tor the millino machines, Tan "B", will have a capacity op 1260 cpm at 7" V. G. S. p. The tan tor the band saw. Fan "C , will have a capacity or 860 cpm , at 9" W, G, S, p. Specifications for these fans are given in the appcnoi*. k SPARC STARTER IN ROOM 351 IS AVAILABLE F0S THE MILLINO MACHINE FAN. k NEV PUSHBUTTON STATION FOR MILLING MaCnINC FAN WILL BC LOCATED NEAR THE MILLINO MACHINES. A NEV STARTCB IS RCOUIRCD FOR THE BAND SAW TAN. ThC PUSHBUTTON STATION WILL BE LOCATED NEAR THE BAND SAW. TH/ham T. HaOCNSLI A1 UCASB00945425