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Railways - Engineering

Q1:

Minimum depth of ballast prescribed of B.G. trunk lines of Indian Railways, is

A 20 cm

B 15 cm

C 25 cm

D 30 cm

E 35 cm

ANS:C - 25 cm

Dimension of ballast for different gauges are given below:


Gauge ----> L ------ D
B.G ----> 335 cm ------ 200 - 250 mm.
M.G ----> 230 cm ------ 150 - 200 mm.
N.G ----> 185 cm ------ 150 mm.