Railways - Civil Engineering Questions and Answers

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Track construction involves preparation of

A.

subgrade

B.

plate laying

C.

ballasting

D.

all the above.

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In permanent way, ballast

A.

transfers load from sleepers to the formation

B.

provides an elastic bed to the track

C.

provides a drainage of track

D.

all the above.

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The lengths of the standard crossings in India for Broad gauge and Metre gauge tracks is same for

A.

1 in 8 $\frac { 1 } { 2 }$ B.G. and, in 12 M.G.

B.

1 in 12 B.G. and, 1 in 16 M.G.

C.

1 in 12 B.G. and 1 in 8 $\frac { 1 } { 2 }$ M.G.

D.

1 in 16 B.G. and 1 in 12 M.G.

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If w is width of sleepers, s is sleeper spacing and d is depth of ballast then

A.

d = $\frac { S-W } { 2 }$

B.

d = $\frac { S-W } { 3 }$

C.

d = $\frac { S-W } { 4 }$

D.

d = $\frac { S-W } { 5 }$

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On either side of the centre line of rails, a cant of 1 in 20 in the sleeper is provided for a distance of

A.

150 mm

B.

165 mm

C.

175 mm

D.

185 mm

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Anti-creep anchors are fixed to rails by

A.

wedging

B.

spring grip

C.

clamping

D.

all the above.

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On Indian Railways, the approximate weight of a rail section is determined from the formula

A.

$\frac { \text{weight of the rail} } { \text{ axial load of locomotive} }$ = $\frac { 1 } { 10 }$

B.

$\frac { \text{weight of the rail} } { \text{ axial load of locomotive} }$ = $\frac { 1 } { 410 }$

C.

$\frac { \text{weight of the rail} } { \text{ axial load of locomotive} }$ = $\frac { 1 } { 510 }$

D.

$\frac { \text{weight of the rail} } { \text{ axial load of locomotive} }$ = $\frac { 1 } { 610 }$

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Pick up the incorrect statement from the following. Required tilt of 1 in 20 is provided

A.

to the tops of rails

B.

at rail seats in bearing plates

C.

at rail seats in chairs

D.

at rail seats in metal sleepers.

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A triangle of railway consists of

A.

three turn outs

B.

one turn out and two diamonds

C.

two turn outs and one split

D.

one turn out, one split and one diamond