Alumino Thermit Welding Work Of 60 Kg (90 Uts)/60 El-R-260) Rails And 52 Kg/90R Rail (90/72 Uts) Rail Between Maghar - Shahjanwa- Jagtbela-Bansgaon Section In Connection With Shahjanwa-Dohrighat Phase-I, New Line Project Of Lucknow Division Of N.E.Railway