How was infrastructure developed after the 1840 ?

1.	How was infrastructure developed after the 1840 ?
Answer» \tBuilding activity intensified in the cities, opening up greater opportunities of employment.\tRoads were widened.\tNew railway stations came up.\tRailway lines were extended, and tunnels dug up.\tDrainage and sewers were laid.\tRivers were embarked, and\tNumber of workers in the transport industry doubled.

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