Tender For (1) construction of new tunnel-28 containing two line crossing tupul station in between tunnel-26b and tunnel-1and design of broad gauge ballastless track including proof checking, supply, installation, testing and commissioning all necessary structures for operation purposes, in noney-imphal section (2) design, supply, erection & commissioning of tunnel ventilation, electrical and mechanical system electrification and 33kv/11kv sub-station at new tunnel in between tupul-imphal (3.87 km) in connection with the construction of new bg railway line of n f railway (construction).