Maharashtra State Electricity Transmission Company Limited (MAHATRANSCO) has invited online bids from registered contractors for augmentation works at the 220 kV Airoli Knowledge Park Substation under EHV O&M Division, Bhandup, Vashi Zone. Work Details: Installation of 1×50 MVA, 220/22 kV Transformer Construction of 6×22 kV GIS Bays 1×220 kV AIS Bay 1×22 kV GIS Bus Coupler Bay 1×22 kV GIS PT Bay Extension of 220 kV Main and Auxiliary Bus Allied Civil Works Tender Details: E-Tender No.: 7000040355 (4th Call) Estimated Cost (Excl. GST): ₹13.33 Crore Estimated Cost (Incl. GST): ₹15.72 Crore EMD: ₹13.33 Lakh Tender Fee: ₹25,000 + GST Bid Submission Period: 17 June 2026 (3:00 PM) to 01 July 2026 (3:30 PM) Authority: Chief Engineer, EHV PC (O&M) Zone, Vashi Registered contractors can submit bids through the MAHATRANSCO e-tendering portal within the stipulated schedule.