8, All other development programs included in Table 1 of
Part III of the December 31, 1956, Program Status Report were
continuing in the development phase on March 31.
A requirement
was received in March from DOD for the development of a
DELETED
class B thermonuclear bomb included as TX-36Yo-X2 in Table 1 of
the December report.
This bomb will. not be gas boosted and the
designation is changed to TX-36Yo-X1.
TEST OPERATIONS
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1 as formerly planned, in order to give the Test Man
ct
9. The operational period began March 15 rathe
+3
Operation PLUMBBOB
‘operational control at least fifteen days before the first safety
test.
10. Twenty-two test shots,
schedule,
included in the following
were planned for Operation PLUMBBOB,
and continue through September 10.
to bersin May 16
_
Ilir. James E, Reeves of the
Albuquerque Operations Office was appointed Test Manager.
DOE ARCHIVES
Coerational safety criteria are basically the same as those for
Operation TEAPOT held in 1955.
to recuce the fallout hazard,
Particular effort is being made
A reduction in expected fallout is
Me
to be acconplisned by maximum utilization of palloons for shots
(about ten) in lieu of towers, increase in tover height, and
lowering of the maximum design yield.
The totel clcese-in off-
site fallout estimated for PLULSROB is less then for any rrevious
11, Feasibility tests of the balloon suspension system kave
been successfully carried out at tne Nevada Test Site and these
NA ae
tests will continue until tne test serites begins in order thet
operational techniques may be refined,
-3-