Question
Solve please. CMCE 2416 Elements of Structural Design - Concrete Assignment 4: Short Column with Axial...
Solve please.
CMCE 2416 Elements of Structural Design - Concrete Assignment 4: Short Column with Axial Load Determine if a 10" x 10" tied column reinforced with 4 #5 longitudinal bars is adequate to carry an axial load of Pu = 118 kips. Design the ties. Concrete compressive strength is 4,000 psi and the yield strength of both the longitudinal bars and the ties fy = 60,000 psi.
Answers
Toxio Given Dimension of column Bor grogg area (Ag) = (10x10) 100 inz Axt 4 #5 Axt 4x0.31 Ast 1.24502 fc = 4000 psi fy = 60000 psi from Aci code for design of shoot column- (Tied) $x0.8 [0.85f" (Ay-Ast)t fy Axt] =065 Pu - ф ☺ ☺ -> Pu 0.65 870. 85x4000 4100 – 1.24 + 60000X1:27 Pu 213298.4 lb Py 212 298 kip Pu=213.298 kip Given anial load Py = 118 kip. 50, 212.298 > 118 klo The column is adequate to carry the load OkDesign for ties Assuming (#3 bars) Bo, spacing of thes 18 minimum of the following as per ACI @ 48x3 6 7 =llini Least dimension - 10 inch. bo provide #3 at lo inch 18 in . 16 % loinen * aff 0 lorca #3 ties Qloinch. 45 25
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