1.At points and crossings, the total number of sleepers for 1 in 12 turnouts in Broad Gauge is

2.The total gap on both sides between the inside edges of wheel flanges and gauge faces of the rail is kept as

3.Minimum depth of ballast cushion for a Broad Gauge wooden sleeper of size 275x25x13 cm with 75cm sleeper spacing is

4.When the rail ends rest on a joint sleeper, the joint is termed as

5.Flat mild steel bearing plates are used