TRAIL SUSPENSION BRIDGE
CE 72503
Course Objectives:
- To introduce trail suspension bridge
- To make capable to plan, analyse, design and construct trail suspension bridge
- Introduction
(2 hours)
- Historical Background
- Trail Bridge in Nepal
- Classification of Trail Bridges and their Components
- Essential Data for Design and their Acquisition
(6 hours)
- Essential Data for Design
- Socio-Economic Study
- Topographic Study and Engineering Survey
- Geological and Geotechnical Study
- Design of Trail Suspension Bridge
(26 hours)
- Cable
- Introduction to Cable and its Specifications
- Cable Geometry and its Analytical Presentation
- Deformation of Cable and its Calculation
- Nonlinear Analysis of Extensible Cable
- Design of Main Cable Structure
- Cable Structure Design of Suspended Bridges
- Cable Structure Design of Suspension Bridges
- Design of Wind Bracing Structure
- Wind Guy Cable Arrangement
- Design of Wind Guy Structure
- Design of Suspenders/Hangers
- Design of Towers
- Design of Tower Foundation and Cable Anchorage
- Design Calculation of Trail Suspension Bridge by Computer
- Estimating and Costing
(2 hours)
- Rate Analysis
- Cost Estimate
- Construction of Trail Suspension Bridge
(9 hours)
- Construction Planning
- Setting Out of the Bridge
- Transportation, Handling and Hoisting of Cable
- Fabrication and Erection/Construction of Bridge
- Test Operation and Commissioning
- Maintenance of Bridge
Tutorial:
- Design Exercise on Cable Structure of N and D Type Bridges(8 hours)
- Design Exercise on Tower(4 hours)
- Design Exercise on Tower Foundation and Cable Anchorage(3 hours)
Practical:
- Practical of the course consists of a minor project work and field work.
- Every individual student is assigned with a minor project work on design of D / N type Trail Bridge and student has to defend the project work at the end of academic semester.
- One day field visit to bridge sites is organised. Student has to submit a visit report.
References:
- Survey, Design and Construction of Trail Suspension Bridges for Remote Areas
- Volume A: Design, F. Grob, J. Krahenbi.lhl, A. Wagner
- Volume B: Survey, J. Krahenbuhl, A. Wagner
- Volume C: Standard Design Drawings, C. B. Basnet, J. Krahenbuhl
- Volume D: Execution of Construction Works, D. Panciotto
- Volume E: Costing and Contracting, J. Krahenbuhl
- Trail Suspension Bridges (Course Manual), SBD, DOR & IOE
- Short-span Trail Bridge Standard, Technical Handbook, Trail Bridge Section, GoN
Evaluation Scheme:
The questions will cover all the chapters in the syllabus. The evaluation scheme will be as indicated in the table below:
Chapter |
Hours |
Marks Distribution* |
1 |
2 |
6 |
2 |
6 |
12 |
3 |
26 |
40 |
4 |
2 |
6 |
5 |
9 |
16 |
Total |
45 |
80 |
*There could be minor deviation in mark distribution.
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