Document wqqrq9KaK2VbeZYdj3pgz0qoE
FILE NAME: WR Grace (WRG)
DATE: 1970
DOC#: WRG320
DOCUMENT DESCRIPTION: 1970 Report by Tabershaw-Cooper on long term pollution effects of mono-kote.
Ub/Hb/yid
00b - i / t
LOAD
DATA i'N T Efwv' POLLUT I Or! EFFECTS
OF N - P L ACE MONO-KOTE
DATA OBTAINED BY TA3ERSHAW-C00PER ASSOC.
AMBIENT A I R : 0 . 3 - 1 . 4 t ^ trR55/ !_
AI R PASSING THROUGH PLENUM, THEN F I L T E R AND INTO OFF i CE AREA :
0 4i-1M o F I BER
AMBIENT AIR SAMPLING RESULTS
-----D - A T A " t}BT-A| - N E O - - B ' Y ------
TAKERSHAW-COOPER ASSOC.
CFIBERS/ML)
Up- Sen s i wind t i v11 v Mom i n a S ta t'y , 0.024. 0.005 (Moving 0 . 0 1 4 0 . 0 0 5
Downfw.. -1-i-n--d
Sensitpmiinv i t v
0.016 0.042
0.016 0.009
Af t e r rioo.n $ t a t Ty . 0 . 0 7 7 Moving 0.003
0.003 0.005
0.015 0.005
0.005 0.005
fcjo-' IJJ
liii/iy
.. ...... "
DATA FROM TABERSSW-COOPS?. ASSOCIATES
- - --- HTJ TON" TONERS"ATR *SAMPLES -r
-
(6/V70)
Area
Asbestos Fibers Total f/ir! f/ial (> !
Spray operator'$ BZ
2M
.20
Hod Carrier's BZ
0.k$>
0.33
Upwind of stage
0.0007
O.Q007
brffxvrind of stage
O.OlU?
0.0137
(
Upwind of 35th floor - Background
(Fro, nor*-iso-kinetic flow at
none
none
filter face; validity as a finsi
seen
seen.
measure of fiber "background level?)
lovmrind of 17th floor {four floors below spray operators)
0.0017
0.0017
Mixing operator's 3Z
X*61
1.1*5
Mixing operator's BZ
0.53
0.50
Mixing Area
O.i+3
0.33
lo' IO
00y
DATA FROM TA3SRSKAW-COOPSR ASSOCI/ TDS
S-BAACADSAO CD
AIR SAliFlAS
(?/26/70)
Area Spray -operator's breathing zone
Asbestos Fibers
-. Total f/ml
j 1,96
'2 .
6.?U
Spray operator's breathing ror.e
2,63
2 ,l8
Spray operator's breathing zone (held
rear bach of head to protect face of
filter)
~
- 3.56
3.18
Sts.se mover's 'breathing zone
1,85
1.55
/-van near spray (l-50 ft. distant, sc:te direct spray on filter)
; -0,030 - 0,028
Drevervend area, U3rd floor (air flow poet spray-encrusted drapes)
Investigator's 'breathing zone
0,020 0 ,?y
0.016 0,60
Aixtng operator's breathing zone
0.775
0.710
ib / D b / 'zLi
Ij:
i / i l Li
r-*iV ~t?*
?g s Emborro a i r SAririis (5/26/70)
'(ill *
.^..v. f.
>
T^'
,j -j
Astest os ribers Total f/r:i -'; tv-__yfyl_
3-32
8,91
" y
K II
3.15
2,61
'Vi or i n : 5iinvb. r . circa to spray : v.gp j valli ,pg with hol-n&.rr ier
o.l6
- 6 : i-et -,;.rrir,d of single n . v A (o-is n.ov- variable)
0.13
rvL9>1
c;
V' ivy, i;' / ;V rpC .stage
(air fL:.v variable)
" .V:. V-""'10;'T'!^ 61 (vre away
O.vp rv* *rrv*
0,23 0 .6c
.:: -
'tV-nr B" {vial toward)
,A, * ^Til
.--V v :Vi .-1;;:. (braveen ivxi vlxinH, or;-r-M ... ,:)
1 .0 9
0 .9 3
V ;r ? va (between two nixir.^ operators}
1.31
1 .1 ^
i. .:V-:evoird j 1 floor below spray oj erat-ions, most air flow not /trough the building to filter> but variable.
0 .0 1 1
v ? 'v-U. A*.
It nv, between two stages (current v> j-u-up cut off at variable tines } total flow through filter uncertain)
0 ,0 3 8
0 .0 3 6
A u V j i 30 feet frera stages (2 )
0 ,0 7 1
0 .0 6 1
brea, 35 feet fresa stage, (air flow
u'oo
0 .pi
in area Uncertain and variably)
V.
tJO -' \ a o s HU
u : Dta
011
/
A 5 U K 0/ r" '
U i R W E T H O J OF vV.i/'a1 -r:j P-Ii>1D!L,,.n\JVlUf.l,
s`t
W;/; ,-tn h ,
/>
a
if\*.r\
FIBERS
: r;- o C\
/ n
v e r t ' c< d e
r \ "7
0 .9 i .1
0 6 /^ b /y W
l l 'D Y
yjicL
AI R F I B E R CONTENT
THE "MEMBRANE F I L T E R METHOD OF ATMOSPHERIC SAMPLING" WAS
EMPLOYED
GRUMMAN AI RCRAF TS DATA PROCESS! n RESEARCH CENTER IN BETH PAGE, N,
(Lov/r i se)
AREA
.
Spray, 1 0 f Overhead
O
S p r a y , 3* Overhead
1.1
U ix
General Area
n 4.