Supply of portions and execution of aluminothermic (skv) welding of rail joints from km(- )01/04 to km 07/14 (up & dn line) between dum dum and central station inside rts box tunnel and elevated portion of metro railway,
Supply of portions and execution of aluminothermic (skv) welding of rail joints from km(- )01/04 to km 07/14 (up & dn line) between dum dum and central station inside rts box tunnel and elevated portion of metro railway,
Track Work Tenders