Railway tracks are laid on large sized wooden sleepers so that the thrust due to the weight of train is spread over large area .This reduces the pressure on the ground which would prevent the yielding of the ground
wooden sleepers are kept because the weight of train is balanced and distance between tracks same.
On 16th April 1853, under the rule of Lord Dalhousie, the first railway line between Bombay ( Now Mumbai ) and Thane was opened.
Scenic World's railway line is the steepest
Rand railway line was created in 1920.
Rand railway line ended in 1987.
Echuca railway line was created in 1864.
Hurstbridge railway line was created in 1888.
Beaudesert railway line was created in 1888.
Semaphore railway line ended in 1978.
Semaphore railway line was created in 1882.
Penfield railway line ended in 1991.
Penfield railway line was created in 1941.