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131.

Packing of ballast is done near the ends of sleeper.

True

False

132.

The size of ballast used on Indian railways for wooden sleepers is

A.	25 mm	B.	38 mm
C.	43 mm	D.	50 mm

133.

The size of ballast used on Indian railways for steel sleepers is

A.	25 mm	B.	38 mm
C.	43 mm	D.	50 mm

134.

To provide maximum stability to the track, graded stones from

A.	20 to 50 mm	B.	50 to 75 mm
C.	75 to 100 mm	D.	100 to 125 mm

135.

The size of ballast used on Indian railways under points and crossings is 25 mm.

Agree

Disagree

136.

The quantity of stone ballast required per metre tangent length for broad gauge is

A.	0.767 m3	B.	1.11 m3
C.	1.51 m3	D.	2.11 m3

137.

The quantity of stone ballast required per metre tangent length for metre gauge is

A.	0.767 m3	B.	1.11 m3
C.	1.51 m3	D.	2.11 m3

138.

In order to counteract the increased lateral thrust on curves, an extra shoulder provided on the outside of curves is

A.	50 mm	B.	100 mm
C.	150 mm	D.	200 mm

139.

Which of the following statement is correct?

A.	The coal ash is used in the initial stages of new construction if steel sleepers are used.	B.	The broken stone has very poor interlocking action.
C.	The gravel ballast has very poor drainage property.	D.	The sand ballast causes wear of rail seats and keys.

140.

The minimum depth of ballast for broad gauge tracks on Indian railways is

A.	200 mm	B.	250 mm
C.	300 mm	D.	350 mm