Prov. of SETC of EnM Sys incl. 33/11kV n 11/0.433kV GIS S/s, 33 and 11kV Power Cable network, DG Set, Ventilation, Control Sys, Lighting, UPS Sys, Fire Fighting Sys, SCADA Sys, etc. and associated works for Tunnel T74R and T77 on D-Q Sec. of USBRL.