Civil Engineering Reference
In-Depth Information
80
φ
A
v
f
y
d
s
V
u
−φ
V
c
=
70
60
spacing, s = 4"
50
6"
8"
40
10"
12"
30
14"
16"
18"
20
10
10
15
20
25
30
35
40
d, in
Figure 3-8 Design Chart for Stirrup Spacing, #3-U Stirrups
*
Horizontal line indicates for s = d/2.
φ
V
s
** Minimum b
w
corresponding to b
w
d is less than 8 in. for all s.
φ
V
s
=φ8
f
c
ʹ
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