Improvement of Duliajan College Road from Assam Gas Company Limiteds Housing Gate to 6 no. Tiniali, Tipling Naharkatia Road (Length 1.10 KM approx.) with 150mm thick GSB & 150mm thick WBM with 50mm thick Dense Graded Bituminous Macadam (DBM), 25mm thick Semi Dense Bituminous Concrete (SDBC)and fixing of other Road Furnitures including supply of all materials