CE 2041 BRIDGE STRUCTURES
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CE 2041 BRIDGE STRUCTURES

How to study this subject

OBJECTIVE
At the end of this course the student shall be able to choose appropriate bridge structure and
design it for given site conditions. 89
UNIT I INTRODUCTION 9
Design of through type steel highway bridges for IRC loading - Design of stringers, cross girders
and main girders - Design of deck type steel highway bridges for IRC loading - Design of main
girders
UNIT II STEEL BRIDGES 9
Design of pratt type truss girder highway bridges - Design of top chord, bottom chord, web
members - Effect of repeated loading - Design of plate girder railway bridges for railway loading
- Wind effects - Design of web and flange plates - Vertical and horizontal stiffeners.
UNIT III REINFORCED CONCRETE SLAB BRIDGES 9
Design of solid slab bridges for IRC loading - Design of kerb - Design of tee beam bridges -
Design of panel and cantilever for IRC loading
UNIT IV REINFORCED CONCRETE GIRDER BRIDGES 9
Design of tee beam - Courbon's theory - Pigeaud's curves - Design of balanced cantilever
bridges - Deck slab - Main girder - Design of cantilever - Design of articulation.
UNIT V PRESTRESSED CONCRETE BRIDGES 9
Design of prestressed concrete bridges - Preliminary dimensions - Flexural and torsional
parameters - Courbon's theory - Distribution coefficient by exact analysis - Design of girder
section - Maximum and minimum prestressing forces - Eccentricity - Live load and dead load
shear forces - cable zone in girder –Check for stresses at various sections - Check for diagonal
tension - Diaphragms - End block - Short term and long term deflections.
TOTAL: 45 PERIODS
TEXT BOOKS
1. Johnson Victor D., “Essentials of Bridge Engineering”, Oxford and IBH Publishing Co.,
New Delhi, 1990.
2. Rajagopalan, N.Bridge Superstructure, Alpha Science International, 2006
REFERENCES
1. Phatak D.R., “Bridge Engineering”, Satya Prakashan, New Delhi, 1990.
2. Ponnuswamy S., “Bridge Engineering”, Tata McGraw-Hill, New Delhi, 1996

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