linking of track with new or sh (service rails) 60 kg /52 kg on wider psc/psc sleepers ofdensity 1660 /1540 nos. in main line /loop /siding lines over ballast bed or steel channel /h-beam sleepers including laying & linking of points & crossings, sejs, etc. on special pscsleepers, leading of p.way materials to site of work, unloading of ballast from hoppers/wagons, trr of service rails by 10/20 welded rail panels on straight and curved alignmentin between km 34.5 to km 51.38 in between stations kawnpui & sairang in the jurisdiction ofdy.ce/con/aizawl, including assistance to track machines and all other ancillary works asper requirements in connection with bairabi - sairang new bg railway line project(mizoram).bidding type normal tender .