Tender For appointment of authority engineer for providing project management services for "design, procurement & construction of rcc box metro tunnel including birati ug station building & subways (with entry-exit structures) for two underground metro stations (birati & michael nagar) by cut & cover method (top down with diaphragm wall/ bottom up method with support arrangement) including architectural finishing, firefighting, water supply, sanitary installation, drainage & blt works, e&m service, ecs service, tvs services, power supply system with 750 v dc traction system including composite aluminium third rail, from ch: 6.250 km to ch: 9.840 km including all ancillary works in connection with extension of metro railway from noapara to barasat via bimanbandar-tender no. epc-2489-2024"