a.
Acsurecy of Crater Mescureavent Techniques.
urserwater crater nsesurenent dco not permit precision.
Techiigves -f
Thus, material
reccved from thea crater and deposited in thin leyers cver wile sreas
cernct be detected, It is conceivable thet a large portion of tha ics*.
metertel of the crater can be accounted for by thie process.
b
Corongentbtlity of Rettom Meteriela,
Sotto: cetariela hev-
n extracaly high water content, ItJe conceiveble that a substantial
partite
on of the creter volute reenl! s from cocprerston of the hott om
natartelae,
,
°
.
Cc. Suepanaton of Firciy Divided Materizia.: Inspectior of
photos taken soon aftar shots revi elelergeA
erees of firely divided
rsterial in water suspensionbeing moved quite long Cistances from =he
bureat point. It is conceivable thet this process could account for ¢«
conslasretle partion of the cratar volume. fRe-2eposition of this
rat erial has not and probehly conrst be detected by current techniques,
d. Mecheniars of Crster Pornatfon. Craters are formed die to
cotplex inter-related mechaniams, The mschaniazs include vaporizstion
of the netarjel, hydrodyneric throv-out for underground bursts, dynanic
failure of the raterial erd subsequent upwerd motion dus to ccnvective
alr currents, and finally feilure of the material due to cheer with the
clesaicel rotaticnal rass motion.
Thssecechanisss ect together in an
unknown manner end it is not possibLle to essess a portion of the result2ng creter valuze to each nechanisn,
The situation is further cotrif-
cated in the Pecoific Proving Grourl cases When iarce vclumes of salt
vater ere present.
3.
In view of the lirttaticas roted aberre, eny esleut tions on
,
tke enoant of perticulete teke-up rust ba censidsred es reugh :raer of
mamituie estinstes, The fellewing parecrapts will consider peat
eventa by the categories liatsd in “peregraph 1,
.
he Shotsfired fron Berrar Qrar Bel atively Deco Weter jr the
t
°
Teco.
‘ooT18
s
co in .
a. Further lis itaticns cccur ainso ell of ‘the deop water
exce chote of Operation CASTLE end FALING vere fined from esrentially
r rield ther aarlier shots
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