The Senior Divisional Mechanical Engineer, Visakhapatnam, South Coast Railway, invites online bids under Tender No. eT-SrDME-VSKP-001-2026 for modifying existing single pipe wagons to twin pipe air brake systems in the Visakhapatnam Division. Eligible engineering vendors must submit single-packet digital bids through ireps.gov.in by July 31, 2026, at 3:00 PM. The estimated contract value is 1,45,35,836 Rupees, with an EMD requirement of 2,90,700 Rupees and a completion period of 12 months.