2. The beam is loaded as shown below: a. Sketch the influence lines for reactions at B, D, and F of the beam and the shear and moment at E. ZCL

Structural Analysis
6th Edition
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Complete the solution with figures. Please follow the proper format.
Express your intermediate answers with at least FOUR decimal places and simplify your FINAL answers up to TWO DECIMAL PLACES. BOX your FINAL ANSWERS

1. The beam is loaded as shown below:
a. Draw the influence lines for the reaction at A, moment reaction at A, shear and moment
at B. Place all important ordinates and dimensions in the sketch.
b. Assuming that the span can be loaded with a moving unform load of 8.5 kN/m and
moving concentrated load of 56 kN, find the maximum shear at D and maximum
bending moment at D due to these loads.
3m
A
B
D
25 kN/m
5 m
2 m
2. The beam is loaded as shown below:
a. Sketch the influence lines for reactions at B, D, and F of the beam and the shear and
moment at E.
b. Assuming that the span can be loaded with a moving unform load of 1.2 kips/ft,
determine the maximum positive and negative values of the reactions.
A
F
8'
с
hinge
●)
B
2 m
B
DE
|--4--
4' +4²- 4' A 4'
3. Using the influence lines, draw the detailed influence lines of shear and moment at the
midpoint of the beam. Determine the shear and moment magnitudes at the midpoint as well.
E
O
2m
5 m
G
12 kN/m
.......
Transcribed Image Text:1. The beam is loaded as shown below: a. Draw the influence lines for the reaction at A, moment reaction at A, shear and moment at B. Place all important ordinates and dimensions in the sketch. b. Assuming that the span can be loaded with a moving unform load of 8.5 kN/m and moving concentrated load of 56 kN, find the maximum shear at D and maximum bending moment at D due to these loads. 3m A B D 25 kN/m 5 m 2 m 2. The beam is loaded as shown below: a. Sketch the influence lines for reactions at B, D, and F of the beam and the shear and moment at E. b. Assuming that the span can be loaded with a moving unform load of 1.2 kips/ft, determine the maximum positive and negative values of the reactions. A F 8' с hinge ●) B 2 m B DE |--4-- 4' +4²- 4' A 4' 3. Using the influence lines, draw the detailed influence lines of shear and moment at the midpoint of the beam. Determine the shear and moment magnitudes at the midpoint as well. E O 2m 5 m G 12 kN/m .......
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