RFP for Consultancy services as Authority’s Engineer for Supervision of: (i) Improvement and Widening to two lane with Paved Shoulder of NH-13 & 15 (Old NH-52) from Existing Km 745.60 (Design Km 0.000) to Existing km 770.600 (Design Km 24.819) (Brahmakund T-junction to Kamlang T-Junction, Existing Length: 25.00 Km, Design Length: 24.819 Km, Package-I) in the state of Arunachal Pradesh on EPC mode. (ii) Improvement and Widening to two lane with Paved Shoulder of NH-15 (Old NH-52) from Existing Km 770.600 (Design Km 24.819) to Existing km 805.750 (Design Km 59.885) (Kamlang T-Junction to Cho