Civil Engineering Reference
In-Depth Information
Column by Eid et al. (2009)
900
Eid et al. Column
Experimental
800
700
600
500
400
300
200
100
0
0
20
40
60
80
100
Bending Moment (kip-ft)
FIGURE 7.14
Confined interaction diagram according to ACI 440.2R-08 for column tested
by Eid, Roy, and Paultre (2009).
Moment (kN
•
m)
0
20
40
60
80
100
120
800
3500
700
3000
600
2500
500
2000
400
1500
300
1000
200
500
100
0
0
0
20
40
60
80
100
Moment (k
•
ft)
FIGURE 7.15
Confined interaction diagram according to KDOT Column Expert for col-
umn tested by Eid, Roy, and Paultre (2009).
Example 7.2: Analysis
One of the columns that were tested by Saadatmanesh, Ehsani, and Jin (1996) is
investigated in this example. The following are the properties of the column:
Diameter
12 in.
305 mm
Clear cover
1 in.
25 mm
f
c
5 ksi
34.5 MPa
n
×
t
f
6 × 0.03 in.
6 × 0.762 mm
E
f
2,696 ksi
18,600 MPa
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