3. The clear spacing of the main longitudinal A. 140.6 B. 155.3 C. 165.7 forcements in m D.207.6
3. The clear spacing of the main longitudinal A. 140.6 B. 155.3 C. 165.7 forcements in m D.207.6
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:3. The clear spacing of the main longitudinal reinforcements in mm.
A. 140.6
B. 155.3
C. 165.7
D.207.6

Transcribed Image Text:Problem 5
A 450 mm diameter concrete spiral column is to be designed to support a factored axial
load of 3170 kN. Clear bar covering is 40mm and the aggregate size is 25 mm use the 2010
NSCP with fc' = 28 MPa, fy = 414 MPa for the longitudinal steel, fyt = 414 MPa for the spiral
steel. Limit the gross steel percentage to 2%. Find:
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