Retrofitting and other civil maintenance work of piers, viaducts, station building and other structures of stations of line-5 (pvw-cipk).

Structural repair, retrofitting and other civil maintenance works of piers, viaducts, station buildings and other structures of stations of line-7 (mkpr to svvr).

Structural repair, retrofitting and other civil maintenance works of piers, viaducts, station buildings and other structures of 9 stations of line-5 (ilok-5/knr-5-pve).

Structural repair, retrofitting and other civil maintenance work of piers, viaducts, station buildings, depot, rss and other structures of line-2 (south) from udyog bhawan to millennium city centre metro station.

Maintenance contract for structural repair of station building, piers, viaducts and other structures of dsc section (dm-dwet including viaduct from dm to dwet ramp and transfer track) line-9, ael and dwd.

Repair work of pedestals, pier caps, piers, viaducts and other structures of line-6 (lajpat nagar to badarpur) section.

Anti-carbonation painting of piers, piers caps, viaduct segments/i-girder/u-girders from necc to nwd of line-3 and line-4 section.

Maintenance contract for structural repair of station buildings, piers, viaducts and other structures from new bus adda (nbaa) to rithala (ri) metro stations including hindon river bridge and yamuna river bridge at line-1.

Annual civil maintenance works from kgm (excluding kgm stn.) to model town metro station section of line 2 north including all associated building and structures (for three years).

Control room building civil structural repairs