Civil Engineering Reference
In-Depth Information
1200.00
16-#10 (6.27)
18
x
18 in. column
12-#11 (5.78)
f
'
=
4000 psi
f
y
=
60 ksi
12-#10 (4.70)
1000.00
8-#11 (3.85)
8-#10 (3.14)
8-#9 (2.47)
800.00
4-#11 (1.93)
4-#10 (1.57)
4-#9 (1.23)
600.00
400.00
200.00
0.00
0
50
100
150
200
250
300
350
400
450
500
M
u
=
φ
M
n
, ft-kips
Figure 5-22 - 18 x 18 in. Column Design Chart
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