Construction of Viaduct (4.7 Km), Retaining Walls, Embankment and Minor Bridges for proposed Up and Down line to provide permanent mitigation measures in elephant corridors near Deepor Beel area, including Track work, OHE work, modification of Azara SSP and Signalling & Telecom work between station Azara and Kamakhya for commissioning of Azara- Kamakhya Section in connection with NBQ-GLPT-KYQ doubling project On Engineering, Procurement & Construction (Hybrid EPC) Mode. (投標 №112568573cn)