construction of harpura extension canalfeeding barana bamhori tank 5.30 mcm and ensure availability of5.3 mcm of water into baran tank with canal carrying discharge of 3.75 cumecs. jacketing of harpura weir components and construction of guide wall on both side river banks andraise height of harpura weir by 0.6m along with increase in sluice gate height by 0.60m. tanks in route of harpura canal are also to be fed by the canal. irrigation of additional 1280 ha. in harpura extension canal through 5 minor canals. new additional aqueduct ( 7 no. ) are to be constructed in parallel to existing aqueduct between harpura weir and harpura extension canal takeoff point at rd 32160 andto ensure pass 10.75 cumecs discharge through aqueducts. resectioning and raising the height of canal bank & maintain the downstream slope ( 2:1 ) and lining on raised portion of main harpura canal to ensure discharge capacity 10.75 cumecs from harpura weir to harpura extension canal takeoff point at rd 32160m. any other item / work necessary for completion of work for running of canal to irrigate 1280 ha. from harpura extension but not limited to that.the work including defect liability period for 60 months and management, operation & maintenance ( mom ) of complete commissioned system ( mom ) for the period of 60 months after completion.