Dog spikes are used for fixing rail to the__________________?
A. wooden sleepers
B. CST-9 sleepers
C. steel trough sleepers
D. concrete sleepers
Railway Engineering
The nominal size of ballast used for points and crossings is___________________?
The nominal size of ballast used for points and crossings is___________________?
A. 25 mm
B. 40 mm
C. 50 mm
D. 10mm
The sleepers resting directly on girder are fastened to the top flange of girder by________________?
The sleepers resting directly on girder are fastened to the top flange of girder by________________?
A. hook bolts
B. dog spikes
C. fang bolts
D. rail screws
Width of ballast section for Broad Gauge is_________________?
Width of ballast section for Broad Gauge is_________________?
A. 1.83 m
B. 2.25 m
C. 3.35 m
D. 4.30 m
Number of keys used in CST-9 sleeper is_________________?
Number of keys used in CST-9 sleeper is_________________?
A. 2
B. 3
C. 4
D. none of the above
Number of cotters used in CST-9 sleepers is__________________?
Number of cotters used in CST-9 sleepers is__________________?
A. 2
B. 3
C. 4
D. 5
The desirable rate of change of cant deficiency in case of Metre Gauge is_______________?
The desirable rate of change of cant deficiency in case of Metre Gauge is_______________?
A. 20 mm/sec
B. 35 mm/sec
C. 55 mm/sec
D. 65 mm/sec
The limiting value of cant gradient for all gauges is___________________?
The limiting value of cant gradient for all gauges is___________________?
A. 1 in 360
B. 1 in 720
C. 1 in 1000
D. 1 in 1200
Vertical curves are provided where algebraic difference between grades is equal to or_________________?
Vertical curves are provided where algebraic difference between grades is equal to or_________________?
A. less than 2 mm/m
B. more than 2 mm/m
C. less than 4 mm/m
D. more than 4mm/m
The steepest gradient permissible on a 2.5° curve for Broad Gauge line having ruling gradient of 1 in 200 is___________________?
The steepest gradient permissible on a 2.5° curve for Broad Gauge line having ruling gradient of 1 in 200 is___________________?
A. 1 in 250
B. 1 in 222
C. 1 in 235
D. 1 in 275