Civil Engineering Reference
In-Depth Information
1600.00
20
x
20 in. column
16-#11 (6.24)
f
'
=
4000 psi
f
y
=
60 ksi
1400.00
16-#10 (5.08)
12-#11 (4.68)
1200.00
12-#10 (3.81)
8-#11 (3.12)
8-#10 (2.54)
1000.00
8-#9 (2.00)
4-#11 (1.56)
4-#10
(
1.27
)
4-#9
(
1.00
)
800.00
600.00
400.00
200.00
0.00
0
100
200
300
400
500
600
700
M
u
=
φ
M
n
, ft-kips
Figure 5-23 - 20 x 20 in. Column Design Chart
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