Extreme ice thicknesses from freezing rain
Final Report
Definition:
Ice
Wire,
Equivalent radial
ice thickness t
branch
diameter
d
Determining t from measurements in the field:
M
Measure:
sample ice mass m
branch or wire diameter d
sample length L
Calculate equivalent radial ice thickness t:
d2
d
m
t =- +
+
4 πρi L
2
where
π = 3.14
ρi = density of ice = 0.9 g/cm3
Figure 2.2-2 Equivalent radial ice thickness
September 2004
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