Document ypp256GgvNxd2q0jE4bo3w3Zn

FILE NAME: WR Grace (WRG) DATE: April 13, 1970 DOC#: WRG305 DOCUMENT DESCRIPTION: 1970 New York City regulation on precautions to be taken when spraying asbestos. ENVIRONMENTAL PROTECTION ADMINISTRATION Office of 'he Administrator MUNICIPAL BUILDING, NEW YORK, N. Y. 1 0 0 0 7 < ' L/ 7 4 4 !G A / O Telephone: 5 6 6 - 4 1 2 4 Pursuant, to the authority vested in me by the New York City C harter and the New York City Air Pollution Control Code it is h e re b y determ in ed that the spraying of asbestos-containing m aterials m ay cause detrim ental effects to the safety, health, welfare, and com fort of the public. T herefore, asbestos-containing m a te ria l shall not. be sprayed without taking the following precautions: 1. B e f o r e th e s t a r t of s p r a y i n g o p e r a t i o n s a l l f l o o r a r e a s shall be swept broom clean. Before the application of a s b e s tos -containing m a te ria l co m m en ces, the floor of the a re a . shall be c le a re d of all objects, m a te ria l and equipm ent other than th a t em ployed in the application of the asbestos-containing insulation or all objects, m aterials, etc. shall be covered with plastic or plastic-coated tarpaulins in a m anner that precludes the subsequent dispersal of asbestos particulates. ` 2. The entire floor, or the p a rt of the floor to be insulated, shall be enclosed with plastic or plastic-coated tarpaulins in - a m a n n e r which shall preclude the escape of asbestos-containing m a te ria l from the enclosure. All in terio r open a reas, such as elevator shafts, stairw ells, e tc ., shall be enclosed in a m anner which shall prevent the e sc a p e of asb esto s-co n tain in g m a te ria l fro m the working a re a , "Stack effect" of the shafts, stairw ells, ' e tc ., shall be considered in providing p ro p e r en clo su res. An enclosure will be considered satisfactory only if visible insulating m a te ria l cannot escape fro m the enclosure. 3. W et asb e sto s-co n ta in in g m a te r ia l which has fallen to the floor shall be im m ediately swept up and placed in a container having w alls, bottom , and a tight cover strong enough to r e s is t tearing - 2- 7^ or breaking under norm al handling conditions and clearly m a r k e d as containing a s b e s to s w aste. The contents of the a fo re m e n tio n e d c o n ta in e rs shall not be t r a n s f e r r e d to another container, but the container shall be placed directly upon a vehicle for disposal at an approved site. 6.8 ' 4. All floors will be vacuum ed sh o rtly afte r drying. The vacuum cleaner shall contain a strong, single-service, d isp o sab le inner bag of durable m a te r ia l which shall be rem o v ed fro m the vacuum cleaner and tightly sealed. The bag s h a ll then be placed in a container of the type d escrib ed in p a r a g r a p h 3, w hich s h a ll t h e r e a f t e r be p la ce d on a vehicle for rem oval and disposal at an approved site. . 5. The m a t e r i a l s u s e d to f o r m the e n c lo s u re shall be thorougly v a c u u m e d upon com pletion of the application of the insulation in the a re a . The entire floor area, all lodges and surfaces in'cluding tarpaulins upon which waste insulation m aterial may have fallen, shall then be vacuumed or revacuum ed before rem oval of the enclosures. 6. E n c lo s u r e s shall not be d ism a n tled until the a r e a has been thoroughly v acuum ed a fte r com pletion of spraying and clean-up. 7. A ll a r e a s u s e d for opening bags containing a s b e s to s in s u la ting m a t e r i a l a n d / o r c h arg in g of h o p p ers sh all be en clo sed in such a m anner that asbestos-containing insulating material shall not be p e rm itte d to escape fro m the im m ediate a re a in which such activity takes place. 8. Signs s h a l l be p o s t e d o u ts id e e n c l o s u r e s w a rn in g p e r s o n s of the h a z a rd of entering the enclosure without appropriate m ask and other apparel. 9. A ll p e r s o n s in v o lv e d in the s p r a y i n g of a s b e s t o s at the site m u s t be furnished with B ureau of Mines approved r e s p ir a to r s for pneumoconionic-producing dust and m ust be furnished with suitable coveralls which will be left at the site and thereby preclude the rem oval of asbestos fro m the site. No person shall be p e rm itte d in an a re a in which asbestos spraying of handling has taken place until final vacuuming re fe rre d to in p a r a g r a p h n u m b e r e d '5* h e r e i n , u n l e s s s u c h p e r s o n is f u r n i s h e d with and w e a rs a B ureau of Mines approved r e s p ira to r for p n e u m o c o n i o n ic - p r o d u c i n g d u s t and c o v e r a l l s of the type d e s c r i b e d herein. Facilities shall be provided and procedures instituted - 3- and s u p e r v is e d that p re c lu d e the re m o v a l and d is p e r s a l of a s b e s to s -c o n ta in in g m .aterial fro m the co nstruction site on the clothing or other appurtenances of persons leaving the area. 7M^C 10. Any p l e n u m or o t h e r s t r u c t u r e s c o a te d with a s b e s t o s containing insulation which is intended for use in the c ircu la tion of a ir in the building m u s t be thoroughly cleaned of all debris and waste insulation. All applied asbestos - containing insulation within a plenum or duct m ust be coated with a sealant which precludes exposure of the asbestos-containing m a te ria l to the circu latirg air. , T h e a b o v e r e g u l a t i o n s s h a l l t a k e e f f e c t a t 7:00 a . m . M onday, A p r i l 13, 1970. F a ilu r e to com ply with the above setfo rth re q u ire m e n ts will re s u lt in p ro s e c u tio n of any violators th e re o f to the full extent of the law. . Sincerely yours , Robert N. Rickies, Pn.D., P.E. Commissioner