18
Appendi
xI
I
FIGURE R301.2(3) WEATHERI
NG PROBABILITY
MA
PF
OR
CONCRETE
a. Alask
aa
nd
Hawaii
are
classified
as severe and negligible, respectively
.
b. Lines defining areas are approximate
only. Local conditions may be more or less severe
than
indicate
d by region classificati
on. A
severe
classificatio
ni
sw
here
weather
conditions
result
in
significant snowfall combined with extended periods during which there
is
little
or no natural thawing causing deic
ing salts to be used extensively.