Tender For corrigendum : providing and laying patch work with close-graded premix surfacing material of 20 mm thickness from barmala barrier to olinda d/board - providing and laying patch work with close-graded premix surfacing material of 20 mm thickness from barmala barrier to olinda d/board ( annual maintenance & repair to tarred roads from nangal to bhakra including link roads, removing slips and maintenance of drains of bhakra dam area for the year 2024-25 )