UFC 3-260-02
30 June 2001
S
Friction factor for fine-grained soils = 1.0
The required percentage of longitudinal reinforcement steel is the maximum from Equations 15-1, 15-2,
or 15-3.
&
(15-5)
&
&
&) ,
&
(15-6)
&
&
(15-7)
The design percent of longitudinal steel is therefore 1.222. The cross-sectional area of steel As required
for the Type A traffic area is:
15-5
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