rufa.
[Pet
ACCICIED
ee ebOEE Eh
F2
o-fety aegulstions for worn ir. T r,et Vessels formerly JTF=1.
Subject:
radistion h.zera vil be exphusizeu in.s.uch s it is the one of
atjor iuport.hce ~t this tire, It is subtle nd best visu:lized
on the one h.nd ..s being coup rable to the h z-rd presert in the
ining of rodiortctive m.teri 1s {inhalation} ud on the other to
that, which w:s encountered in the printing of rvaiw.. di ls (in, es-
ticn).
In extre.e
exposures, ch r-cteristic clinic.1 finuings
hoy -pperw in ~ uctter of drys or weeks. In the less extree ex
posures, it is likely th.t recognizable findings wi,ht not sp ,err
for many years,
given when the exposure is not of such
m urder <s
to couse dectu, it w2y c.use tumors of v-rious tissues whieh iy
be disabling. T.is subtle, lurking hazcrd requires respect.
de
tustllLiol. It is necessary tuat the le st nuwber
of persons couscistent with the successful -cccu.plish.ent of the
progr: of study be pernitted to board the t rget vessels or in
any other wr, becuue ex,osed to their r-ciccetivity. However,
sufficient ruc.ver of personnel must be e.ployea te rssure tht -L1
individucls be exposed to the least possibie degree. J[.ot only is
at necessary thet the exposures of -.i1 inaivicu’ls whe be rd these
vessels be recuced to * winds cf tot-l ecunulctec exposure;
put
it is iso aesir ble th t this tot-:1 ex.csure be -,,ropri-tely interruptec ir. crder te reduce che ch-nce cf injury. Sightseeing
enc other non-essential xetivities wust be prohibited cn these t .rget vessels,
-rets in wich these vessels -re i:cored shoulda be
restricted to ofticirl business only.
vertries cr ,u-rds should
be posted to prevert un wuthcrized persons fru. venturing too nezr,
Only by neglect cf the fore,oing c_n these vessels cunstitute 2
health hognrd within the area, Uther arecs, such as the "ch nge
house", r-diclo,ic 1 s:fety labor-tory, and areas for storage of
re dioxctave wcberivls should -lso be restricted to offi lek ease
iness,
all perscmuel, both wailitery and
civili'n, whe sre to board these t-r.et vessels, snd who Loy be exposed to redi-tion or radic ctave h-gz-ra, will be required to h-ve
a couplete physic’1 ex-uwinstion prior to camencing such auty.
Speci.l wediesl records septr te fro. the ner.-l-individurzls he-lth
records will be set up ne the, will be clussified xs cunfidenticl,
until declrssifie-tion is yeritted, These eacwin tions wiil be
conauctea by specinily tr ined represent -tivescf the Bureau of
wedicine ond surgery. wedic 1 Ufficers will give porticulsr ottentien te a history of skin sensitivity or cf respir-tury lleriy.
~2-