This document discusses types of arches used in structural analysis and design. It describes three types of arches based on their end conditions: three-hinged, two-hinged, and fixed arches. It also describes two common arch shapes: parabolic and circular arches. The document outlines where arches are used in bridges, buildings, and other structures. It discusses analyzing arches for forces like reactions, bending moments, and horizontal thrust.
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Types of arches
1. DEPARTMENT OF CIVIL ENGINEERING
CE8602 STRUCTURALANALYSIS II
UNIT III ARCHES
PRESENTATION BY
SHANMUGASUNDARAM N
ASSISTANT PROFESSOR
CE8602-SA II/unit 3 by,Shanmugasundaram.N
3. UNIT III
ARCHES
Arches - Types of arches Analysis of three hinged,
two hinged and fixed arches - Parabolic and circular
arches Settlement and temperature effects.
CE8602-SA II/unit 3
by,Shanmugasundaram.N 3/16
8. ARCHES
An arch looks like curved girder , either a solid rib or braced supported at its
ends and carrying transverse loads which are frequently vertical .
Used in..
1. Railway and highways bridges.
2. Used in buildings to carry loads over doorways, windows etc.,
3.Industries,
4.Also used in aesthetic touch to building.
CE8602-SA II/unit 3
by,Shanmugasundaram.N 8/16
10. TYPES OF ARCHES
1.Based on end condition
a. Three hinged arches,
b. Two hinged arches and
c. Fixed arches.
2.Based on shape
a. Parabolic arches and
b. Circular arches.
3.Other Types (content beyond syllabus-Case study)
https://theconstructor.org/structures/types-of-arches
construction/11960/
CE8602-SA II/unit 3
by,Shanmugasundaram.N 10/16
11. TYPES OF ARCHES
a. Three hinged arches
CE8602-SA II/unit 3
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12. TYPES OF ARCHES
b. Two hinged arches
CE8602-SA II/unit 3
by,Shanmugasundaram.N 12/16
13. TYPES OF ARCHES
c. Fixed arches
CE8602-SA II/unit 3
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14. TYPES OF ARCHES
2.Based on shape
a. Parabolic arches
CE8602-SA II/unit 3
by,Shanmugasundaram.N 14/16
b. Circular arches
15. FORCES ACTING ON ARCHES
1.Reaction on supports
2.Bending moments
3.Horizontal thrust
CE8602-SA II/unit 3
by,Shanmugasundaram.N 15/16
16. Connection between SA to other subjects
CE8602-SA II/unit 3
by,Shanmugasundaram.N 16/16
THANK YOU
https://www.youtube.com/watch?v=oMbq021HDRo