Civil Engineering MCQAE Level Civil Engineering
The development length of a deformed tension bar is calculated using:
RCCTheory of Structures and DesignHARD
Choose the correct answer
A
Ld = phi sigma_s/(4 tau_bd)
B
Ld = 4 phi tau_bd/sigma_s
C
Ld = sigma_s/(4 phi tau_bd)
D
Ld = phi tau_bd/(4 sigma_s)
Correct Answer
A. Ld = phi sigma_s/(4 tau_bd)
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Development length is the length required to develop bar stress by bond: Ld = phi sigma_s/(4 tau_bd).
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