Dc of twin tunnel by shield tbm, cut and cover tb, underground ramp and four underground and balance work of nk station with entry/exits including retrieval/ls, af, ws..si and dw..of inderlok-indraprastha corridor of delhi mrts project of phase-iv.

Replacement and renovation of existing sodium vapour street light fittings with new 250w led fittings at different roads and sitc of 2nos 20m new high mast incl. allied cabling works under kolkata electrical division, pwd.