Determine the design heights h1, h2, and h3 of the bottom cord of the truss so the three-hinged trussed arch responds as a funicular arch. 60 k20 k 20 k40 k 40 kD10 ft E v100 fth3h2A30 ft 30 ft 30 ft 30 ft 30 ft 30 ft 30 ft 30 ftProbs. 5–25/26

Solution: As the truss is symmetric , consider the right half of truss. For a symmetric loading…

Answered: 60 k 20 k 20 k 40 k 40 k D10 ft E v 100…

Engineering

Civil Engineering

60 k 20 k 20 k 40 k 40 k D10 ft E v 100 ft h3 h2 A 30 ft 30 ft 30 ft 30 ft 30 ft 30 ft 30 ft 30 ft Probs. 5–25/26

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

Determine the design heights h₁, h₂, and h₃ of the bottom cord of the truss so the three-hinged trussed arch responds as a funicular arch.

60 k
20 k 20 k
40 k 40 k
D10 ft E v
100 ft
h3
h2
A
30 ft 30 ft 30 ft 30 ft 30 ft 30 ft 30 ft 30 ft
Probs. 5–25/26

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Step 1: As the truss is symmetric , consider the right half of truss.

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Step 2: Calculate the answer as per graph.

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Step 3: Calculate the heights at different point.

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