A reinforced concrete spiral column having a diameter of 500 mm carries an ultimate load of 5000 kN. If fc'=25 MPa, fy=400 MPa, find the required number of 28mm diam bars. Use reduction factor for spiral as 0.75. A 22 B 16 20 12

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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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A reinforced concrete spiral column having a diameter of 500 mm carries an ultimate load of 5000 kN. If fc'=25 MPa, fy=400 MPa, find the required number of
28mm diam bars. Use reduction factor for spiral as 0.75.
A
22
B
16
20
D
12
A reinforced concrete spiral column having a diameter of 500 mm carries an ultimate load of 5000 kN. If fc=25 MPa, fy=400 MPa. Use reduction factor for
spiral as 0.75. Determine the limiting value of the eccentricity of the load to be designed as an axially loaded column.
A
15 mm
20 mm
25 mm
D
50 mm
Transcribed Image Text:A reinforced concrete spiral column having a diameter of 500 mm carries an ultimate load of 5000 kN. If fc'=25 MPa, fy=400 MPa, find the required number of 28mm diam bars. Use reduction factor for spiral as 0.75. A 22 B 16 20 D 12 A reinforced concrete spiral column having a diameter of 500 mm carries an ultimate load of 5000 kN. If fc=25 MPa, fy=400 MPa. Use reduction factor for spiral as 0.75. Determine the limiting value of the eccentricity of the load to be designed as an axially loaded column. A 15 mm 20 mm 25 mm D 50 mm
Calculate the required spacing of 110 mm diameter lateral ties for a 350 mm x 350 mm column reinforced with four 22-mm diameter longitudinal bar.
A
360 mm
480 mm
350 mm
D
300 mm
Transcribed Image Text:Calculate the required spacing of 110 mm diameter lateral ties for a 350 mm x 350 mm column reinforced with four 22-mm diameter longitudinal bar. A 360 mm 480 mm 350 mm D 300 mm
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