Document MGyVzMVZvyZxVq2eDeXzM4ppL
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Intra-Company Communication
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Mr* MacNaughton, Manager Blast Furnaces and Coke Ovens
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Hei Periodic Survey - Blast Furnace A^aas
CONFIDENTIAL
Kpril 1$> 1957 fiClM. . / | 1
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i* St^During March and April the waiter ha A reviewed all Blast Furnace, wu
from an industrial hygiene view point, 13,1 unination, sanitation, dust, gas wr r
noise jwere evaluated. Attached are deit',taa"-iillee'KSd datta sheets snowing results obta ined. J
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Summary aunadd BBeeeetltelendatlona
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1.\Vaah, toilet and locker areas were generally good. A few specifip comments aqg,.> whow^'UB the attached laboratory re port. - Mainly, slant tops are needed op lockers.
2. JHmination labels are fair. Admittedly the type ofjXtt&errVff^i^vrrireicePcPon dOTiS nofr
requAreoprecise meksurfr^^j Some impro^eaenvSo a minimum of 10'f^ot-candlesjin ( Jr
specific work area|Fjil'.rinJed.
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f'%. *" Noise levels measured last fall show one area where protection is nehd4j L9 . 4
. is at te Sinterin^jJintk coal car vibrating station.
' U Dust-wise the klnterEtent is a troublesome area. Thfifirsyloor west end
iS very poorly ventS3jjflj3lr and a dust hstl*Ma ^xlsts here.has previbmsiy
jfcen reported, and no remedial action /has beera taken.
,CS^on monoxid In the Blast Furna4Sareals a continuing problem. Th^pre- V-
IssiyWara system and use of air sampling equipment before doing extensive
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maintenance work helps keep this problem in control. Such preventive measures
fOGar` continued in effect.
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This office would appreciate" hearing through your routine
action taken or planned on items 1 through 5 within the next month.
any
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Wash, Toilet. Locker Areas: In'all Blast rurnace locker rooms and the one at
Hi-Line 97 the lockers ars of the flaptop variety, It has been foqgjyifef^i50 slant top lockers are much easier to keepvolean, and such tops minimize the"' collection of assorted odds and ends opAac^ui tops. This condition should be
corrected.
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HFM - 007927
SCF-FORD-0185
Hr. F. P. KacHaughton
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April 15, 1957
The shower walla in the foremefdp lpj^jter room and the B Furdace shower
room are very dirty. These should be crelWK' In the B Furnace wash %Oi)ve
the managers office both water pressure^ijci.. temperature seem to be a problem. It Is recommended that these conditions bapSMfecfdr and corrected if poss^RIe.
Illualnation Levels Most Blast Furnace gftd^inter Plant operations & nbt r4iuire
precise seeing when compared to a tool flftop,noinphe like. However, a itflimum of
10.- foo*andles is felt to be desirable^ in areas of weighing, guaging and ^e like.
In addition, wash, locker, lunch and to^at arses should be kept at jETb^Jtpcahdles
The ship hoist load and unload areas andxW>^oremen'3 locker room borch nj0bd improve-
sent in this area,
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jfijiib * *"4fhe only high noise level obtained 4* the car shaker operaflfonal cites ide
the Sinter Plant where coal cars are emptied r^The operators of this operVTionf
should wear ear plugs and have a routiiiit.audiometric examination.
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Dag,t ^ regular production areas of thafdttl(xt Furnace dust is not fo
6xc6ffsi^e. In the Sinter Plant, howevel?, the area at the west end of
90 ttva jGirst floor is one of the dustiest ever /bund in Ford operations. J Obviously,
all afen^n this plant should wear appro*edU chjJSC respirators and have M&&&1' yjest f
x-rays. This one area creates dust which'carries to many other parts' of this '
^uildihg- The review of ventilation in this plant made last August pointed out
thi^^rel specifically as a poor one.
^fcossible for this office ,td unoer-
5--,-t-a--njp HhJjf -no -c--o--r-r-e--c--^-fc--t-m-----i-n----t--h--i-s----a--r-e--a-ashabseen made. Obvi
o* the
inadequate ventilatjiomjfar in order.
c f:Carbon Monoxides J^T'Ofr^s
electrical
vejAkJJr},dp the
:bon Monoxides UfiT5~dfrtce along with your
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bous carbon monoxide alarms in adjustment. This program s&Suld be 'continued.
In addition, through J|fat*^raining of ypur personnel this office i3 called tcP^e
s
ipEedeotf^fhen valves^fftTcnfftaged or the like. At those tiJKs a cWck of carbon
o'monoxide leakage isf made.
tinued in effect.
This type of program works verw- well, Nr.
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tt should be con- -1.
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J. C.^Radcliffe Supervisor
Indus trial Hygi
Medical Sectionf
rs. N, E. Rothenthaler
R. Laux
W. Wotherspoon
G. Holmes
E. A. Irvin, M.D. R. T. Ross
D. L. Block, M.D.
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HFM - 007928
Location
Toileta
DATA SHEET
Sanit*f?) Facilities Bla-s--t---F--i-r-o--a^ce--s-----Wash
Urinals Showers ^Lockers Basins
C
^Powdered
Bradleys^* Soip^
Paper Towels
Blast Furnace- - Down
Blast FHirnace B
Foremen B
Blast Fjirnace
North
31aet Furnace A South
Sinter Plant.
Hi-Line 52
A
Hi-Line'9?
Hi-Line 135
East Boatj Dock^
3
3**
2
3
1
2
3 2 3
3
2 2 1 2 1
1 2
2
2
3
(**
2* 50* 22*
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6^:
Kw 3
71* , JQ9
:>l9o 131*
6h
OK OK
OK OK OK OK OK OK OK ^ r^r
OK/
NOTE:
` noslant top on lockers.
9nr poor wa ,er pressure for flushing
shower walls very dirty, Onox foot pntdi- -6lrty,
only cold water available here, and water is constantly leaking.*-
1 Si IlluminatioQ^erels
Blayt Furnaces
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Location
Results
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Furnace -
oom and Toileta
Furnace Main Fl^or
Furnace
s, etc.
Locker Room
gers Offi
-- Furnace - Main Floor
( p Furmnace - At images, etc, __ Furrn.ace - Toilet Room
t
. A
SSiupervisors Locker and Toilet Room
.A Furnace - Main Floor
Furnace - At Guages, etc. tjS^T
Furnace - Locker Room and T
Hi-Line - Toilet Area
Skip Hoist Loaders Under Hi-Line
'
Sinter Plant - Main Belt Floor
Sinter Plant - On Belt Return
Ground Level Floor Sinter Plant
.r ^Lockers for Sinter Plant
various Enclosed Conveyors SinteP '.VlWilAat
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HFM-007929
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Over-All Noiae Readings
Blast Furnace Area
Location {' ,f
Hi-Line Area Hi-Line Area
A
#lL6 to$r$'tli e&
Vibrators screening coal
at C Blarj^&^gace
C Blast Furnace
Ground
* JCir intake
*Internitt9d^;V- Blow off
2nd Floor
3 Blast Furnace
Ground floor
,
2nd Floew * 4
A 31ast Furnace
Ground Floor i
2nd FloW:
Sintering Plant
1st Floor
J 2nd Floor
3rd Flo*
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Vibrator Coal fines
unloading
1st Floo^f
Resul
in Decib3e a*:.S
75-8(f
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90j--9y8'
\-n855-9^
88
85J-95T90-3
91~92JS*k
92-3
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NOTEi Octave Band Analysis
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Occasional noise sotyca*
fit.
' Frequency in Cycles Peiv/Second , u
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20- 75- 150- 300- 6S5- 1200>^2100-
1 Location
Over-all 75 150 300 oCO 1200 2L00 Ltctxa
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`Sintering Plant
Cca^ Car Viorator
no looo^, <.^ 106 103
102 101
me en Vibrator
t Furnace
96 s? 85
ft
90 90 90
ex
LcCO- ,, lOKp, - >
96
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d Tentative Maximum Goal
96 9U
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9h
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HFM- 007930
Duet Concentration*
Blast Furnace and Sinter Plant
Sample No*
Location of
Results
1 Loading Weigh Cars
2 Loading Weigh Cars
3 Conveyor for Sinter from Sinter Plant
j to Hi-Line
LU Along Sintering Machine Aisles
'5
Along side Pug Mill (Area
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6 Floor level of Beturaqfl^tyf Belt -
especially dischargeena
? West end of plant at^round Floor
8o Platform level above sampleNo. 7
MPPCF means million dust particles per ctbic foot of air.
NOTE* The State of Michigan allots for iron oxide dust an
ea^oeure to 50.0 MPPCF.
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HFM - 007931
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