Design a W section for member CD of the truss shown. Use A36 steel and assume thereare two lines of three 18 mm bolts in each flange. Assume diameter of bolt hole = 20mm. Neglect weight of the sections. Number of holes for each section are 4. 125 kN125 kN125 kN125 kN125 kN3.6 m3.6 m3.6 m3.6 m3.6 m3.6 m3.6 mSectionArea mm?DepthFlange WidthFlange Thicknessry (mm)W 10 x 29W 12 x 27W 12 x 31147.29 mm165.02 mm5510 mm?259.89 mm7.34 mm35.055129 mm?303.78 mm10.16 mm38.815890 mm?307.09 mm165.74 mm11.81 mm39.12W 8 x 285310 mm?204.72 mm166.12 mm11.76 mm41.15

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Answered: Design a W section for member CD of the…

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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Design a W section for member CD of the truss shown. Use A36 steel and assume there
are two lines of three 18 mm bolts in each flange. Assume diameter of bolt hole = 20
mm. Neglect weight of the sections. Number of holes for each section are 4.

125 kN
125 kN
125 kN
125 kN
125 kN
3.6 m
3.6 m
3.6 m
3.6 m
3.6 m
3.6 m
3.6 m
Section
Area mm?
Depth
Flange Width
Flange Thickness
ry (mm)
W 10 x 29
W 12 x 27
W 12 x 31
147.29 mm
165.02 mm
5510 mm?
259.89 mm
7.34 mm
35.05
5129 mm?
303.78 mm
10.16 mm
38.81
5890 mm?
307.09 mm
165.74 mm
11.81 mm
39.12
W 8 x 28
5310 mm?
204.72 mm
166.12 mm
11.76 mm
41.15

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