Tender For corrigendum : repair, rehabilitation, maintenance and renovation works for bargi right bank canal at rd 6.94 km (narrai aqueduct), rd 25.425 km (rainway aqueduct), rd 30.86 km (gaur syphon) and rd 40.25 km (pariyat aqueduct) including dismantling of damaged struct - repair, rehabilitation, maintenance and renovation works for bargi right bank canal at rd 6.94 km (narrai aqueduct), rd 25.425 km (rainway aqueduct), rd 30.86 km (gaur syphon) and rd 40.25 km (pariyat aqueduct) including dismantling of damaged structures where necessary, excavation and removal of existing soil with compacted boulder backfill, construction structural components including rcc counterfort walls, gravity retaining walls, and closed barrels, and appurtenances, waterproofing works including pu grouting, epoxy treatment, polymer concrete treatment, repair and restoration of expansion joints, construction and restoration of service roads on left and right banks as per approved drawings, and river slope protection and river training works on upstream and downstream sides complete as per design, drawings and specifications of w.r.d. including all materials, labour, machinery and incidentals, as per detailed scope of work but not limited to that, on turn key basis, inclusive of 10 years operation and maintenance.