Invitation of tender for Consultancy services for Authority’s Engineer for Supervision of: (i) 4-Laning of NH-37 from Nagaon By-pass to Teliagaon (km 278.600 to km 288.600) in the state of Assam under SARDP-NE Phase-A on EPC mode. (ii) 4-Laning of NH-37 from Teliagaon to Rangagara (km 288.600 to km 297.000) in the state of Assam under SARDP-NE Phase-A on EPC mode. (iii) 4-Laning from Rangagara to Kaliabhor Tiniali from km 297.00 to km 315.315 of NH-37 on EPC basis. (iv) 4-Laning from Kaliabor Tinali to Dolabari section from Km 0.0 to Km 17.3 of NH 37-A including construction of new Brahmaputra bridge. (v) 4-Lane highway connecting km 17.3 of NH 37A and km 182 of NH 52 between Dolabari and Jamuguri on EPC basis. (vi) Construction of Jia Bharali Bridge (1.2Km) along with its approaches and River Training Work from km 25.552 to km 27.500 of NH-37A (New NH-715). (vii) Construction of Service road and RCC drain of from Kaliabor-Tinali (0.000) to Kolong Bridge (0+600) on EPC mode on NH-37 A