Document N8R06Ye6a0vNz3NLe8Le6RG8
FILE NAME: Rogers Corporation (ROG)
DATE: 0000
DOC#: ROG046
DOCUMENT DESCRIPTION: Unpublished Report - Proposed Asbestos Standards Weaknesses
'PROPOSED ASBESTOS STANDARD - Weaknesses
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t / / / - ; r "-.*V' '/ '/ . . .1;'*-'
E n tir e p ro p osa l Is ba sed'oii a / tritis tic a d ^ eh v elop e" on th e 1inciden ce of
C o n h e c tic u t MesothelLorpa' plbtt^d;.gainsT'"afebestps; consumptLon :for the
p e r io d 6 f- i 900 i d 1,959/,. ' C . j . - v ; 1
'
a) 7 ' Wfi,ole;_,cohcept' is liasfed-.qri'a s b e s t o s .a s :the"sole cause '.ofT his. type of,1' , - cancer-;" -It; is riot. . Hum an '6^se s,,hai v e been, dap titfaented ks .being'related tb exposure.-tb/ze-o.lites', ,ju t e i s'ligar cake bagesse/aA w ell *.< ; . a s 'a s b e s t o s e s p e c l a 1i y~cr.o.cid.pli t b / 'A ddi ti aria 11y ; ; ariim a/ stu d ies , ..have-'shod/ri tha t,m :e sot he liorihp, cari^be in d u c e d 'by in je ctio n , o r surgical-'
/' ' T m p lantatid h of. the f o il dwirig:/ b rp ci|e !* c e r a m ic f i b e r b a r i u m i s<ilf4;tfei/giefie/pow der/a.nd'a'lum ihurn^oxide
b)- T b e{p rim e ju s tific a tio n -fb f proposing Hiiis s ta n d a rd ,-a s*-stric t as-' - . .
: .th is, is th e ^ su b m itte d ^ d S k f^ ^ ^ b H ih g '-to show ing c'pnctiisiye ,
s ia t is t ic a i, re la tipn eh ip.'bet/eem a's Bentos, con sum ption and. a .reported-'-'
</// ' shdrp ri-se in the rnctd erice-d fim eiip theiiorna, .'S e v e fa T serio u s p to b -
- le w s e x is t 'ok this/-pprqa.c.ti j>..hainelyp` data is toed fr o m -1940 thru ' -<
f 1 -^ 9 ---we can s^how'dbfcumehtation tiia tdhe. c u r r e h t.b e lie f in the rela'-
/ / / ; . ' tiori ahip iBe twe'eri*'.tHis / ,a *ricfe ivi nc asbestos^/exposUre; wa s; nbt m ed ically-
' / / / - ac cep ic cl,un ti/1960/ .D e te cti'd ri.p rio f t b - i960;1' a s ,w e ll a s d ia g n o s is / *
4
* is h ighly -su sp e ct T h e re is v e r y sh gge stiv e e,yid"e-xic,e that' points t o ' /
'
'.Ea^i-adia'tio^ syneirgy w ith asb esto s e xp o su re.- :|f true{/then t 1m sure
.ii/vH^a^plbt'p / th e -o th e h o rria c a s e s a g a in s t x;k r/y / s,ag e*W p d y .show as go&d
it Boi better correlation
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'/ */Add.itlo.hbil'yi. appf-rentiyncri.attem pb'.wsi.s .made- to fac'tbr-iri.',jdptfiatt<m^A m o biiity-an d relate'tincid ence of.m cs-Othelipm a` to expb sure e-lsbwhe're-',-
: b K ;,I n 'd e f ir iih g sources-.ot a s'bes.tos.-.m am bient' a j.r, ' tbia/negidcfc?is' given -
l - Ip .hajdraVcbntr-ibutton fr o m ,;re g io n a lk o u r .c e ``ro c k S ,d is tto ;W d !'by5mah'.,-s
a c t.iy ity .--ro ad b m id lh g , .qua^rryingi, a g r ic u ltu r e , devfelopriribiit, "b t c /
cW e ,cari`show sugnjf'ica-nt'dogjim entatton'ritiestin'g to high ifevels o f /
' -asfeestois',cbm lhg-'f.rom "thesev,stodrccsi,.-';'-...
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;d j.' M ilch d isk uss-ion isigiven.pertahm ng to' arialyfetfe.Of a,sbestdk--m,.the '.1; \ i:;' procedUiJ'e'.w.ithoht qhce m eh tlen ln g enorimoUs(\W .rlbbf'ility',iH !analyticat; -
; pi'ecisiod'jarid- re p e d ta b ility ..^ W.e cam show ?-variabilities lip`to 1000 fo ld .;
'e) P ip p o e a / b f bo.th dri ensB-ion;an.d am b ietit stahdardst.bb the b a s is -of
, w e ig k tjto ta lly ignore- the a c c e p te d t m eB icaU y sighiflcairit fib e r .s iz e -... -
fe ia tip h sh ijS'to he.altH-effe,C|s.i
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f) ,, P r o p o s a l/ a,tterrip/to:.cot re Ik .te ,fib e r /.unitlvbliirhe id m assi^ e L g h t is
. . . contradletor-y to.p u b lish ed r d s e a r cll show ing$gre a t`-disco rdan ce w it h ...;,,
this; -
s
PROTECTED
R G S -S C 052703
i'-r ^r ^ V ?*' ' . Pi-opdse^iAsfeest'cis Standard ~M Je.A^ep^b$. ?'Ifp iifefe '! ,, ' '' '/ .' ';, ,<, %P age 2 : ; *' 'C.`.,V!
,- ` ' g } '.-' A propbs'ed tndJHo,d ftecfchiqufe|' fob s t ic k ' nioriitbring is. givferi Thai'1'.
v- ad m its it ha iieve.r be,eiy tested'., >It does> not-irieet m in im u m 'criteria/;-
fo r monitoring;as-s|i|>ulate.d by E P A .
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h}',*' Proposal re.l^^s tb arribi^nt-ailr studies done'l?ftweeii 1975---19,t7;Vwhich included M JvlD,;.,SignifiedUt'-yar.iabiiity, between' u-sedTef KrnefHpd and\],-,JY
. , attd'published fcPA >aliiiytitat-ibbhhj4Ue'^
.cb , s id e 'r k B lfe 'd .o u b t'u p o n V
* v ia b itity 1df-'dh'ta-r' Sl-Nife/sii^d.y. lis te d i'' l>Ut'hbfc nam ed , "in prop osal,
sittMrd' one b s,e.v^ri sa)Hpj-fng; site s .exceeding proposed &mb'ierit-;,stan
- d a rd i., -No mentibhrj.p'i riWd,e\tBatUhe sam p le/site .ie loca te.d';halfway.
; V betw een M M D 'and^ibe^Ctirysi.er-bcAige' d e a le rsh ip on .Oaklahd istre e ip f/ ;
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that-_dpe%',cohyiderabTe p'rake g l i d i n g . 'A ls o doesm ofcrefiefctcoirim bni;'!,/^
. *'!;: p e fia in in g febbi^h iev eis. of,ibaf-f ie on Oakland S tre e t'^ Nqr.'
|iibri,Hph;that.ddring the\8fm piihgperibd^ 'sign ificant co n stractio n ,w is
. * / .!". bnije-f^a y; inilKe iMjii|}frdaV.ip4 % afc-ihe end -of M i l t - S t r e e t i ; ,jv
.* 1)-' Pbfelim tnayy, caic-ula.t|Q ^^
to m eet fch'e p ro p o se d `2 iig W 'hr7r;v` if,.
' i i^ ^ da y/'prbpe'Hy :styn^arfci^^ad\;rh^ -to, stale c o m p lia n c e :is rio.ijppssii^l^:^. ': \'>
': Vfe_.measured-, ,(weighed)',colle'cfed '^ow.dbr,' ove r a ; 10 -day, pe,rIod;//<d.u's'^<
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as.be sesttboss) 'fromm, tHfe/foilowihg. bag. b b U e c tp r s ::'; 4
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: r lZS i-. $ is . \ ' ' .735 --#,8/
745
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asbestos
teed
g ra in 's p er cubic-f,bbt.,-j
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I f ,we assurige cHat,\de cbilecttre^ reserits,',9 ^i 9$ percent- of,'the', td.idLg^befei^S'^fV-
handlegddj ihfen:.'. ;1;--' ^
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725
1,6'1 Ib s / fe y x* d ip lW !kv= O',
^day '
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:: 735':- B i !' i j'43fe`lb s ,id a y , >k 0, bif0`'' = 0;.i43.,8,'lbs/day. ' '' V . '
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-7'45'j
".X 6 q\IW.Vda ^ x 0. 01%; =. -0.12 do id s/ d a y i
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' Y'f ? '''i ' 't, * ( i ; : `-'.d. Z799 lbs/day a p p r o x i n i a t e l y ''' ''j '- 'r 'l
^on'vertirig^tp.grairis-:/;,-/_ ; i`. - , i' - 127.'07 gins./day. : ; >+'"
/l <-i\'-
'r e p r e s e n t s , ; M M p handling > 6 - b ^ ,lo a ';;;^ ^
PROTECTED
RGS-SC 052704
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.';*' Frbpos^d'-As'bestosStianda.rii --W e a k n e s s e s - .h F L e e '- , '
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.745";.- #45 '(0,. p2dp:4bsVda^4|:;; lB/Ogb, O00;c:u;.ft. /day) ; x-'#7.000>Y
- .0. OOddB'.'graint/ctj. ft1.
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A i l above bbzai sess6'< mirnae.etf.; rmnaabiiifAacr~'^filii%r'e*-<h&'s.". rcliaailtxf*kr\'._ , . . * ... >. - *'
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- f v * We have Very ,Hmitap' emlss.idti mOhitoMng data av aila b le] we dp 'kaWW om e^y'W /.i
o p.dtal measut-lhg^data '6hi';ihe '*73,5,'-#8'bag c o lle c to r .
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/ppO'b fm \& io,980;'o o o bf^dr'j'^ :V ?r ,^ v
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U s in g 'P E P ,,s' as,umptloh'.tbap.only.i;2%iDf a ll .akbestos ibers are >~fy<
' .with
.aspect ratiOi;.wVi can proje'Ct '-'totali' afebes\o,s fib e rs -as_ foliow'
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'.'2* 50;f/cc <' x 10^'Cb/fh^' 2t3j5ii * x .` i0 ^ ' fb $ ' , `
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. ' .theiefdr'eV' 2:. 50 ,x.: p 6;;/i*i;3
= 7; B6'7 X- lO ^ '
; * , i f iddid.Lw eigh i _x:4`0 : " ^ - g r a i r i s i * - t h f e n , J
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' f7'. 136>T77'`TXx..~.'..i-o--!.^}Py(-;y'i.; x; i;';iO.'.=^;g7r.a..ti3rifse)?,-vx.`>"10C-./graa-m/ s';/ n,-;ipf";:* V.
gram s_/d a,y
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PROTECTED
RGS-SC 052705
'Rr,bp6|ijgd.j^8^ e 8t,,oA Standa,r'd'-\? W e h i m d ; s < ? .
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J ' " 11, 01 ;'gra,lns/d,ay x 105,.08Q.} .000 i t l 1= ,'OOOOOi iigra in s/ ft^
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; . \`C,ohipa`ring tM ,s,.Cace #2 to<Case # i fo r the 735. - #& ,cqilefctoH .
d.OOOODll .graims/cu. ft .. - I / OjgOOl'.gra-ms/ch.>ft.:. ...
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'V '. '.;/The re is a 2000 iota difference , ,
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.-tins tend- to agree with an e a r lie r com pari'sori^discussion on
7 techniqufes Havihg approxim ate ly^i Op,O'f0y.'erib,r., r
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V'ip'X C,S-'a-v<
! '`"`fit is my b e lief that our cu rren t baghouse co lle c to rs m eeTifeVsiateio|r,i|i^yai`t''w^7V-;;
..a-bil|ty to remove particles^. ` We can show v ery pbdclusw ejeyidehce^di ihis7xiS.ji; ,'rhl'!,
} thejforhn' q f't P A 'do`curne;htLt'idh\
c ahno t;a c c epV tHetjf'S'
-prem i.se fjrkaLtbe s U te 'Vs.'7prh|iqsed .b',mfsi5i6h; stdhi!3a rd,; i &- vi abl e. 1
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7 '- 7 K r r577,;.;v
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PROTECTED
RGS-SC 052706