Design a square concrete column footing to support a 450-mm x 450-mm reinforced concrete column. The center of the column and footing must coincide. Loads: PDL = 300 kN, PLL = 500 kN, MDL = 100 kN - m, M₁L = 130 kN - m Column Design Criteria: f = 28 MPa, fy = 400MPa Footing Design Criteria: f = 21 MPa, fy = 400MPa, qa = 180 kPa,Df = 1.50 m, Ys = 24 kN/m³, d₁ = 20 mm, assume a thickness of the footing of 500 mm. M₂ 16 kN/m³, yc =
Design a square concrete column footing to support a 450-mm x 450-mm reinforced concrete column. The center of the column and footing must coincide. Loads: PDL = 300 kN, PLL = 500 kN, MDL = 100 kN - m, M₁L = 130 kN - m Column Design Criteria: f = 28 MPa, fy = 400MPa Footing Design Criteria: f = 21 MPa, fy = 400MPa, qa = 180 kPa,Df = 1.50 m, Ys = 24 kN/m³, d₁ = 20 mm, assume a thickness of the footing of 500 mm. M₂ 16 kN/m³, yc =
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Column design

Transcribed Image Text:Design a square concrete column footing to support a 450-mm x 450-mm reinforced concrete column.
The center of the column and footing must coincide.
Loads: PDL = 300 kN, PLL = 500 KN, MDL = 100 kNm, MLL = 130 kN - m
Column Design Criteria: f = 28 MPa, fy = 400MPa
Footing Design Criteria: f = 21 MPa, fy = 400MPa, qa = 180 kPa,Df = 1.50 m. ys = 16 kN/m³Yc =
24 kN/m³, db = 20 mm, assume a thickness of the footing of 500 mm.
sa se sa s
*****
un mun mn na um an un men na sm an un me na mn an um an un nu na un an um menn
*
mm an un ma un ir nn un ma na mi sn ne na s me na im na in m m mn
***************
D₁
d
********
N.G.L
Mn
B
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