nd the required base plate thickness (mm

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Y1

H
Base Plate
Anchor Bolt
Steel Column
Concrete Pedestal
1.
Find the required base plate thickness (mm). Consider fixity at the edges of a rectangle
whose sides have dimensions equal to 0.80bf and 0.95d. Neglect the effect of the lateral force
H. Use t=1V
20 mm
O 21 mm
28 mm
32 mm
Transcribed Image Text:H Base Plate Anchor Bolt Steel Column Concrete Pedestal 1. Find the required base plate thickness (mm). Consider fixity at the edges of a rectangle whose sides have dimensions equal to 0.80bf and 0.95d. Neglect the effect of the lateral force H. Use t=1V 20 mm O 21 mm 28 mm 32 mm
Given: Properties of Steel Column:
Depth, d = 305 mm
Web thickness, tw 7.5 mm
Flange width, bf 200 mm
Flange thickness, tf = 12 mm
Base plate, B x N = 300 mm x 450 mm
Loads:
P = 720 kN
H = 160 kN
Allowable base plate bending stress, Fb = 186 MPa
Allowable bolt shear stress, Fv 68 MPa
Allowable weld shear stress, Fw = 124 MPa
%3D
Transcribed Image Text:Given: Properties of Steel Column: Depth, d = 305 mm Web thickness, tw 7.5 mm Flange width, bf 200 mm Flange thickness, tf = 12 mm Base plate, B x N = 300 mm x 450 mm Loads: P = 720 kN H = 160 kN Allowable base plate bending stress, Fb = 186 MPa Allowable bolt shear stress, Fv 68 MPa Allowable weld shear stress, Fw = 124 MPa %3D
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