Maintenance contract for controlling leakage and seepage in underground/elevated section including tunnel, stations, ancillary buildings, viaduct and depot etc. of line-8 from botanical garden to krishna park extension and line-8 extension stations.

Providing round the clock surveillance, security, gate manning and entry exit of vehicles or materials for cgd office, deoghar, covered storage yard, deoghar,jasidih and material storage yard, jasidih under cgd deoghar ga