Widening/Improvement of existing 2 lane to 4 (Four) lane and Greenfield alignment with Paved Shoulder of Silchar- Churaibari section of NH-37 & NH-8 from Design chainage Km. 38.600 (End point of proposed Badarpur Bypass) to Km. 62.800- (start point of proposed Nilambazar/ Cheragi Bypass) in the state of Assam on HAM mode-Package-IV”