Dinhata Balarampur Chilakhana Road, From 0.00 Km To 20.00 Km, Widening (From Carriageway 5.50 M To 7.00 M) & Strengthening Works Including Construction Of 5 Nos. Of Cd Structures,4580 M Protection Work &3170 M Drainage Workunder Cooch Beharhighway Division In Thedistrict Of Cooch Beharunder Ridf - Xxxi.