drone based track and yard survey including lidar, photgrammetry, esp/plan & l-section preparation/correction and section videography under den/south/ngp.

South East Central Railway has invited bids for the drone based track and yard survey including lidar, photgrammetry, esp/plan & l-section preparation/correction and section videography under den/south/ngp. The estimated project cost is ₹0.5 Cr, with an EMD of ₹0.01 Cr. Interested bidders can submit applications until 18 September 2026, with the technical opening scheduled for 18 September 2026.