The Indian Mutiny of 1857 resulted in a change to British policy. The policies that were adopted by the British towards native states after the revolt of 1857 were to maintain the status quo of Indian states.
The road construction was said to have been too costly in India due to the terrain, the rivers, and the high repair costs due to the monsoons. This was the main reason due to which road length grew at a much slower pace than the railways.