A built-up beam made from fastening two channels to a wide flange section carriesloads' as shown. The fasteners are 12mmØ bolts with allowable shear stress t= 110 MPa. Forbearing, Ob= 220MPA for single shear, and ob= 275 MPa for double shear. E=200 GPA. F,=420MPa.16 KN/m10 KN/mBD.4m1.35m3.15m1.5m210mm日180mm12mm9mm180mm210mm238 mmww06 1. Determine the Moment of Inertia of the Section2. Determine the Moment Capacity of the section if fos280MPa.3. Determine the flexural stress at fiber 30 mm above Neutral Axis at distance 5 metersfrom the support at A.

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Answered: e from fastening two channels to a e…

Engineering

Civil Engineering

e from fastening two channels to a e 12mmØ bolts with allowable sh hear, and ob= 275 MPa for double

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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Question

A built-up beam made from fastening two channels to a wide flange section carries
loads' as shown. The fasteners are 12mmØ bolts with allowable shear stress t= 110 MPa. For
bearing, Ob= 220MPA for single shear, and ob= 275 MPa for double shear. E=200 GPA. F,=420
MPa.
16 KN/m
10 KN/m
B
D.
4m
1.35m
3.15m
1.5m
210mm
日
180mm
12mm
9mm
180mm
210mm
238 mm
ww06

1. Determine the Moment of Inertia of the Section
2. Determine the Moment Capacity of the section if fos280MPa.
3. Determine the flexural stress at fiber 30 mm above Neutral Axis at distance 5 meters
from the support at A.

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