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Calculate ultimate load carrying capacity of reinforced concrete short column with $300mm \times 300mm$ section.

written 9.6 years ago by teamques10 ★ 70k

•   modified 5.1 years ago

It is reinforced with $4$ bars of $20mm ∅$ as longitudinal reinforcement. Use $M20$ concrete and $Fe 415$ steel. Adopt LSM.

reinforced concrete structures theory

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written 9.6 years ago by teamques10 ★ 70k

•   modified 7.3 years ago

$A_g=300 ×300=90000 mm^2$

$A_{sc}=4×\pi/4×20^2=1256 mm^2\\ A_c=90000-1256=88744mm^2 \\ P_u=[(0.4f_{ck} A_c )+(0.62f_y A_{sc})] \\ P_u=[(0.4×20×88744)+(0.62×415×1256)] \\ P_u=1022.69 kN $

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