A triangle of railway consists of

Total effective bearing area of both the bowls of a pot sleeper, is

A wing rail is renewed or reconditioned if its maximum vertical wear is

Pot sleepers are used if degree of the curve does not exceed

If D is the distance between the parallel sidings and β is the limiting angle of crossings, the distance between the noses of crossing measured parallel to the main track, is

To avoid the damage of nose of crossing, the wing rails are ramped so that nose of crossing remains at a lower level by

Composite sleeper index determines

A wing rail is renewed or reconditioned if its maximum vertical wear is

The side of a rail diamond may be obtained by dividing the gauge of track by

The main advantage of a cement concrete sleeper, is :

Minimum composite sleeper index for wooden sleepers used over bridge girders, is

Packing of ballast is done

If D is the distance between the parallel sidings and α is the angle of crossing, the distance between the noses of crossing measured parallel to the main track, is

Each block of a two-block concrete sleeper is

Stock rails are

Burnettising is done for the preservation of

If D is the distance between the parallel sidings and α is the angle of crossing, the distance between the noses of crossing measured parallel to the gathering line, is

Pick up the incorrect statement from the following:

Check rails are provided on inner side of inner rails if sharpness of a B.G. curve, is more than

Advantage of automatic signalling, is:

Steel sleepers are

For metal sleepers with rounded edges, maximum size of ballast, is

Smitch diamond is provided if the angle of diamond is less than

The distance between theoretical nose of crossing and actual nose of crossing for practical purposes, is

Rail tops of a track are placed

Mr. W. Simms, the consulting Engineer to the Government of India recommended the gauge for Indian railways

In a diamond crossing, number of noses are

Rails are fixed on steel sleepers

On B.G. tracks the distance of outer signal from station limit is kept

The effective bearing area of all types of sleepers, is