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Railway, Bridge And Tunnel Engineering (2160603)

Teaching Scheme (in Hours)

Theory Tutorial Practical Total
3 1 0 4

Subject Credit :  4

Examination Scheme (in marks)

PA (M)
ESE Viva (V)
PA (I)
70 30 30 20 150

Syllabus Content    Download

Unit-1:  Module - 1

Development of railways in India, Permanent way and railway track components, different gauges in India, conning of wheels, function and types of rails, rail sections, defects in rails, creep of rails, rail joints and welding of rails, sleepers – types, spacing and density, rail fixtures and fastenings, ballast, subgrade and embankment.

Unit-2:  Module - 2

Geometric design of railway track: gradients, grade compensation, speed of trains on curves, super elevation, cant deficiency, negative super elevation, curves, widening on curves.

Unit-3:  Module - 3

Railway traction and track resistance, stresses in railway track – rails, sleepers, ballast. Points and crossings – turnouts, switches, crossings. Track junctions – types, splits, diamond, gauntlet, scissor crossovers. Railway stations - requirements, facilities, classifications, platforms, loops, sidings. Railway yards – types, required equipments in yards. Signalling and control system – objectives, classification, Interlocking of signals and points.

Unit-4:  Module - 4

Railway track - construction, drainage, maintenance. Recent developments in railways – high speed trains, modernization in track for high speed, Metro rails, Monorail, automation in operation and control. Safety in railways – accidents and remedial measures.

Unit-5:  Module - 5

Bridges: Classification of bridges – with respect to construction materials, structural behavior of super structure, span, sub structure, purpose. Temporary and movable bridges. Factors affecting site selection. Various loads/stresses acting on bridges. Bridge hydrology – design discharge, water way, afflux, scour depth, economical span. Bridge components – foundation, piers, abutments, wing wall, approach, bearings, floor, girders, cables, suspenders. Methods of erection of different types of bridges. River training works and maintenance of bridges. Testing and strengthening of bridges. Bridge architect.

Unit-6:  Module - 6

Tunnels: Necessity/advantage of a tunnel, Classification of Tunnels, Size and shape of a tunnel, Alignment of a Tunnel, Portals and Shafts, Methods of Tunneling in Hard Rock and Soft ground, Mucking, Lighting and Ventilation in tunnel, Dust control, Drainage of tunnels, Safety in tunnel construction.

Reference Books

Sr. Title Author Publication Amazon Link
1 A Text Book of Railway Engineering S.C. Saxena and S. P. Arora Dhanpat Rai & Sons, New Delh
2 Principles of Railway Engineering S.C. Rangwala, K.S. Rangwala and P.S. Rangwala Charotar Publishing House, Anand
3 Principles and Practice of Bridge Engineering S.P. Bindra Dhanpat Rai & Sons, New Delhi
4 Tunnel Engineering S.C. Saxena Dhanpat Rai & Sons, New Delhi
5 Railway Engineering Satish Chandra and M.M. Agrawal Oxford University Press, New Delhi

Course Outcome

After learning the course the students should be able to:

1. Know about railway track components, their materials, size, function and importance

2. Carry out geometric design of railway track

3. Know about various components in diverging, merging and crossings of railway tracks, stations, yards, signaling, interlocking and control systems.

4. Know about requirements of railway track for high speed trains, safety aspects and maintenance.

5. Understand about different types of bridges, their components, loads/stresses acting on bridges, requirement and function of the components, hydrological design, methods of erection, maintenance of bridges.

6. Understand about importance, types, methods of construction, mucking, ventilation, lining and lighting in Tunnels.

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Darshan Institute of Engineering & Technology is a leading institute offering undergraduate (B.E.), postgraduate (M.E.) and Diploma programs in engineering.

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Gujarat-363650, INDIA

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