TY  - BOOK
AU  - Banga, Sohan (PG181024)
AU  - Vadgama, Vishal (Guide)
TI  - Comparative study and analysis of Box girder and U shaped girder for 24m, 28m and 34m span for Metro (Soft copy is also available)
U1  - SD TH-0280 
PY  - 2020///
N1  - Table Of Contents
Introduction   1
1.1 Introduction   3
1.2 Historcal Background   4
1.3 Advantages   5
1.4 The Need For Study   6
1.5 Objective:-   7
1.6 Scope Of Work:-   7
Literature Review   8
2.1 General   8
2.2 Literature Review   8
2.3 Technical Papers   8
2.4 References:   11
Theory   12
3.1 Superstructure Elements   12
3.1.1 Carriageway   12
3.1.2 Footpath   12
3.1.3 Crash-Barrier   12
3.1.4 Parapet   12
3.1.5 Drainage   12
3.1.6 Lightning   12
3.2 Loading On Bridges   13
3.2.1 Dead Load   13
3.2.2 Live Load   14
3.2.3 Dynamic Augmentation   14
3.2.4 Superimposed Dead Load   15
3.3 Concept Of Prestressed Concrete   15
3.3.1 Loss Of Prestress   16
3.4 Grillage Analogy Method:   17
3.4.1 General Steps For Grillage Analogy Method   17
3.4.2 Grillage Idealization   18
3.4.3 Evaluation Of Equivalent Elastic Properties   20
3.4.4 Application And Transfer Of Loads   20
3.4.4.1 Dead Load:   20
3.4.4.2 Live Load:   21
3.4.5 Interpretition Of Results  21
Analysis And Design   22
4.1 Data Formulation:   22
4.2 Grillage Analysis:   23
4.3 Idealization Of Physical Deck Into Equivalent Grillage   23
4.4 Evaluation Of Equivalent Elastic Inertia Of Members Of Grillage   24
4.4.1 Box Girder Transverse Property   24
4.5 Application And Transfer Of Loads To Various Nodes Of
Grillage   25
4.6 Software Modelling   25
4.7 Steps For Design  33
4.7.1 Data Collection   33
4.7.2 Determination Of Cable Profile   33
4.7.3 Determination Of Losses In Prestressing   33
4.7.4 Check For Stresses   36
4.7.5 Steps To Calculate Stresses   37
4.7.6 Check For Ultimate Strength   38
4.7.7 Check For Shear Force   39
4.7.8 Check For Torsion   40
4.7.9 Check For Deflection   41
4.7.10 Minimum Reinforcement   41
4.7.11 Design Of End Block     41
4.7.12 Elongation Calculation   42
4.7.13 Transverse Analysis Of Girder   43
4.8. Transverse Design Of Girder   44
Results And Conclusion   46
5.1design:   50
5.1.1 Box Girder   50
5.1.2 U Girder:   51
5.2 Cost Comparsion:   54
5.3 Conclusion:   59
5.4 Further Scope Of Work:   59
Annexure   60
Steps:   60
Box Girder  60
Step-2   62
Step-3 Application Of Loads:   63
Super Imposed Dead Load:   63
Live Load:   64
Load Combinations   65
Setting Up The Profile Of Cable   65
Calculation Of Losses In The Cable:   66

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