a7
At 0012, 22 July 1956 (T+1), the ship proceeded to Eikini to off-load
samples,
This wes completed and at 0800 the ship departed for Eniwetok
arriving there at 0700, 23 July 1956 (T+3).
Decontamination was started
inmediately.
The fallout on the YAG-40 was described as consisting of 3 types of
particles namely, dry spherical solids, irregular solids and branched
applomerates.
LST-611 Overaticns
The LST-611 first received fallout at 1300 on T-day at 12°25.8'N,
164°39.0'E, approximately 60 miles northwest of surfece zero.
At the
berinning of fallout, the ship headed into the surface wind and proceeded
slowly until a distance of 6 miles had been traversed, when the figure eight
maneuver was employed.
Fallout ceased at about 2000 on T-day with a maximum reading in the
platform of 250 mr/hr, while the maximum deck reading was 650 mr/hr at 1830
on T-day.
The ship denarted station for Eniwetok at 0210 on T+], arriving at
Parry Island at 1800 the same day.
The ship was closed and the washdown system ectiveted at 1312 T-day and
the system was secured end the ship opened at 0615 on Ttl, after washdown was
secured, perscnnel movements on the weather decks were restricted due to the
removable contaminant present and the interior of tke ship wes kept clean,
Upon arrival at Eniwetok, the weather decks were reading 50-95 mr/hr
open window
and 15~30 mr/hr closed window with a Cutie Pie.
One scupper on
~51-
Qs
rm
Oo
IG
a a2
A
tod
27
“oT
the main deck was reading 7 r.