Description: Northeast Frontier Railway, Alipurduar Division, has invited e-tenders for the interlocking of 17 level crossing gates with MACLs having more than 20,000 TVU. Tender No. AP-ST-11-2026-27. The estimated tender value is ₹21,30,02,135.29 with an earnest money deposit of ₹42,60,100. Tender submission closes at 3:00 PM on 07.08.2026. Contact Details: DRM (S&T), Alipurduar Division Northeast Frontier Railway Website: www.irops.gov.in