Invitation For Bids for Tender No: CMRL/CON/PHASE-II/C4-UG-02/2021:CONSTRUCTION OF UNDER GROUND STATIONS AT BOATCLUB, NANDANAM, PANAGALPARK, KODAMBAKKAM, KODAMBAKKAM FLYOVER INCLUDING UNDERGROUND CROSS OVER AT PANAGAL PARK STATION AND ASSOCIATED TWIN TUNNEL, CUT & COVER BOX, U SECTION AND RAMP PROJECT START FROM CHAINGE 5+150m TO END CHAINAGE 10+027m (Down line)”