Section 20(8)(a) in The Rajasthan Colonisation (General Colony) Conditions, 1955
(a)to construct at his own expense any watercourse on the chak in which the land is situated and from which a supply of water is available for the land, or any road, path, culvert or bridge, necessary for the general convenience of the land holders of the chak or village in which the land is situated and to maintain them in good repairs, or