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Declassified record · U.S. Department of Energy

Memo to Commander Task Group 7.3, Subject: Radioactive Contamination; Summary for Period 1-8 March 1954 (USS Bairoko Cve-115) (Operation Castle)

Dated
Mar 11, 1954
Document type
Correspondence
Length
5 pages
Open the original scanArchive record OSTI ID 16383823 · public domain

Document text

Machine-read from the scan, so expect some errors. Lines that couldn’t be read are left out.

Page 1

%c1: (1) Tahdathn of uvwrage intensities topside , rwport of ~mlmtion and deccmtzminawon afforts on 1 emS 2 Winch 1954. tub ibr &omtwdmth of aircraft ms riggsd on the fli@t deck, aft of mmlm’ t- dmitor ad all retmhg aircraft that hid lMXM ‘on the atoll were laded Sbtlon, if Smoeseqo * further efforts woro made to &contsmi.nate the flig~e uas betm W ml UX) RUM mmtgm per hour (@ma only) with ono reading as ccueed, fbr the ~ part, &y cxcuss accumulation of mod splinters, rust ties and pint chips ~ at the junction Or tw or bore tin Unes Milo fire 3, hoontaahatim tmrk at tim port and etarbari gun spomons ws started after fmeh inter. fibr cm motm Mutlebmt was ddcontmhted with a soap and hater intemity of all canvas mvors W.S reduced Imlm 20 ntiUi roentgcm per hour (m rev). ~ COVC!9were then stowed in a mid on the fantati to albu ths of tha day. % cedy points of hi@ radiation tuing two cocoa mat fcndem fiiCh BEST COPY AVAILABLE

Page 2

ttodngswith salt witor reduced their intensity from 125 to 30 mini roantgens per Imar (gaam only).. . The methods used mm similar to those 4 loyod on thr$ starboard side. At the completion of the days work the average deck intensity on the ~ spnsons was ? mainly of svmbbing up mtar which leaked through the mllcr cwtain dcors during hosing down Opemtions on tlm weather decks. Tho aVOmgS intensity in befihing soap and rotor snd wiped doui tith fre~h inter. Corrt.mlm%im was highest in the r hour ( gama only) and tha highestMIS 10 milM of fall out, h tinder of the mrk nccess,vy on tho guns and gun directors 7. Wlc at anchor in HIKWI #.TOLLttr intensity reading on the salt vmtcr 1954, the mpomtor dmin pnp stm. imrs were oponed on all four ewpcratom c of the SC:.lC ~ccwwlatians ULS found to be 5 nilli roentgm the erd of the day on continues as required.

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