Tender No: CP32/C5&3-VAC&TVS-01: Design Verification & Validation, Manufacture, Supply, Delivery, Installation, Testing, Commissioning (Including System Acceptance Testing, Integrated Testing & Commissioning and Operational Acceptance), Supply of Spares & Special Tools, Two years Defect Liability Period (DLP), Five years Comprehensive Annual Maintenance (CAMC) along with Operation and Maintenance for a complete integrated underground stations Air Conditioning System (VAC) and Tunnel Ventilation System (TVS) along with Electrical and Integrated SCADA Works at each station level Including Integration at OCC level and also SCADA integration between the two packages (CP32/C5&3- VAC&TVS-01 And CP33/C3-VAC&TVS-02) for 6 Underground Stations in Corridor-05 from Nathamuni Station to Kolathur Station, Venugopal Nagar Station and Associated Tunnels and Ramps between the Stations and For 12 Underground Stations in Corridor-03 from Madhavaram Milk Colony Station to Kellys Junction Station Including Tunnel and Ramp Sections between the Stations.