semiburied structures. These structures
walls designed ta retain portions of the (sll on (he
psi and greater,
were exposed to uverpressures ot 1}
l wood sheaining generally
3, Small buildings covered with thin sheet metal over diagona
e of this type was observed
structur
one
,
However
withstood overpressures up to 5 and 6 psi.
badly damaged by an overpressure of 44 gst.
tly aheathed only with torruvated metas
4. Lightly conatructed wood-fe>me shacks apparen
4 pai were completely destrosed. No
than
greater
ssures
overpre
and located in regions with
d to less thin 4 pol overpressure.
subjecte
siractureb uf Wiis type were observed in regions
of 4 tu 9 psi and greater, but
5. Palm trees were destroyed by air-blast overpreseures
PSSTMESTFALE RRRLI
than ¢ pat.
none were Gesrroyed by overpressures seus
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