Railway, Bridge & Tunnel Engineering — Summer 2020

Compare railway transportation and road transportation

Define and state the effect of creep. Explain theory of creep.

Define and explain the following : Ruling Gradient, super elevation, cant deficiency, negative super elevation , grade compensation

03 Draw a neat sketch of Right hand turn out in railways.

Differentiate between (i) Station and Yard (ii) Junction and Terminal station

Describe in detail the Safety in railways – accidents and remedial measures..

Describe in detail the Interlocking of. signals and points

Cross section of Permanent way a railway track in embankment..

Explain the stages of construction of new railway line. road is 3675 vehicles/Hour . All red time for pedestrian is 12 seconds. Design

tDweos cprhibaes ei ns idgentaali lb yth We edbrsatienra mgee,t h moda.i ntenance works for a railway track

Enlist the points to be considered for the site selection for construction of a bridge.

Enlist the function of bearing in the bridge. Explain rocker and roller bearing

Explain the following (i) Abutment (ii) Bearing (iii) Afflux (iv) Ease water

cut water (vi) Economic span of bridge (vii) wing wall

Enlist and explain the advantages of various temporary and movable03 bridges

Describe the method of erection of steel girder bridge

Discuss the methods of testing and strengthening of bridges.

Give classification of Tunnels with respect to shape and purposel.

Write short note on “ Safety Precautions in tunneling”

Discuss in detail the river training works . with neat sketches1

State the importance of the alignment of a tunnel and Shafts

Explain with neat sketch one method of Tunneling in Hard Rock .

Discuss about (i) Tunnel lining (ii) Lighting in tunnels

Why drainage is necessary in tunnel, explain one method of drainage system.

Explain with neat sketch one method of Tunneling in Soft ground

Discuss with neat sketch the method for ventilation during tunnel construction and the measures taken for dust control.