311) A train is hauled by 2-8-2 locomotive with 22.5 tonnes and on each driving axle. Assuming the coefficient of rail-wheel friction to be 0.25, what would be the hauling capacity of the locomotive

312) A treadle bar is used for

313) Consider the following statements about concrete sleepers. 1.They improve the track modulus. 2.They have good scrap value. 3.They render transportation easy. 4. They maintain the gauge quite satisfactorily. Of these statements

314) What will be the curve lead for a 1 in 8.5 turnout taking off from a straight broad gauge track

315) Consider the following surveys. 1.Reconnaissance survey 2.Preliminary survey 3.Traffic survey 4.Location survey The correct sequence in which these surveys are conducted before the alignment of a track is finalised is