Example #2

02

Design Data

Concrete:

fc = 40 MPa

Steel:

fy = 400 MPa

Columns:

h = 500 mm,

b = 500 mm,

H = 8.6 m

Assume 50% of the axial load is sustained.

Table 2 - Summary and Comparison Results of Example #2

Code

Equation

(EI)eff (kip-in.2)

ACI 318-19/14/11

6.6.4.4.4b

4.033×1010

CSA A23.3-19/14/04

Eq. 10-19

4.033×1010

AASHTO 9th

5.6.4.3-1

4.033×1010

ACI 318-19/14/11

6.6.4.4.4a

4.111×1010

CSA A23.3-19/14/04

Eq. 10-20

4.111×1010

AASHTO 9th

5.6.4.3-2

4.111×1010

ACI 318-19/14/11

6.6.4.4.4c

8.994×1010 *

8.994×1010 **

*

**

Pu = 4,200 kN, Mu,top = 105 kN-m, Po = 10,696.00 kN

Pu = 4,200 kN, Mu,bottom = 17.5 kN-m, Po = 10,696.00 kN