Document V3BnGgJvYVGy3YxaNk0no04p4
Inter Otc
Jfcreeafccr 8, 1573
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Personnel and Organization Staff
Kr. H. B* Byron
Btrisien Safety ltogir*tt&r DlrliiOQ
J. V. Anaesasr
T. Ft. Klricum
A. P. Knoblock
B. F. Prlebe
C. T. Sutherland* M.D.
Subject* Bvaluetioo of Asbestos Exposure - Receiving Inspection Area Sterling Axle Plant
Cfa October 12, 1573 we evaluated the brake drua repair operation to determine corapllaaoe vlth the C6BA asbestoe standard# (Ref: Federal Register of October
IB, 1912, pages 22lfc2 - 22lWf, Bectlm 1510*93*# "Asbestos!! Patnpllng and analyses were psifomsd in eocordsoos with standard OCHA, procedures*
A rerlew of the reeulte as shown on the attached data eheet Indicates that the
wg>lea taken at this operation were bslow tha currant CC8A Howahold Lindt
Value (TLY) of flws fibers greater than $ microns in length per cubic ceirtl-
arter of air and tha July 1# 1976 standard of two fibers greeter than flwa
microns In length per cubic centimeter of air* Xt should be noted that these
LVs apply to an eight hour tine weighted averag*. Ik feel that this oper
ation Is consldersd an intermittent operation and tins subject to the oeillng
standard of ten fibers greater than flat aicrana par cttolc oeotlneter of air*
la our understanding that betwasn SO and $0 brakes art sanded per week;
each brake taking lass then one minute.
fUacuasloo
Ua took one breathing mens aaepla am the operator shlle he sanded 2k brakes In succession* A general air eaa^le was also taken on the table at one foot away
from the sanding oparatlon and a aeoond general air ample was taken on a pallet 1> feat from tha oparatlon* Xt waa acted that tha sanding operation la generally
not dona In aueoaaalm as with our sample,but rather tha aandlng la performed affest? ach brake la repaired*
Cotw-nts and Rernwarwlatlops
* VFt* were informed that the msbestoe duet from the brakes la not cleaned up
each aandlng operation. The tast is allowed to anctauiactos for about
oss week* ftla dust Is then swept from the bench to the floor snd cleaned
i*$ with tbo
dust In the area* Bo provision Is mde for separate die*
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8006 1765
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8006 1766 PRODUCED BY FORD
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Mi iwoGnMi that * snail enoloauxw ba placed on the bench such that the brakes oan be sanded Inside It. Bus, the asbestos dust will ba confined. Inside this enclosure. The dust should than ba vsnund on a parlodle basis ac<d disposed of la aooordsnoe with tha 06BA eSbsetos standard. Attached la h report on a Stars Shop Vacuum Clearer our flection prepared for deneral finrrloes Division* Tbs report alao (leas sugesstlona an dlapoaal of tha asbestos dust* . Follov^up aonltorlng will ba oaoduetaA In March of 1?]%.
Rruak
Industrial Rygieniet
IrAusitrlft-l ItygleT^ ns
Attachment
8006 1767
' PRODUCED BY FORD