I Construction Of 22 Nos. Rcc Box 2.5mtr X 2.5mtr With Pushing Technique Along With Provision Of Height Gauge And Drain In Kharagpur-bhadrak Section, On Routes With Speed 130kmph And Above, In Connection With Safety Fencing Work Under The Jurisdiction Of Adensouth/kgp. Ii Replacement Of Existing Piped Bridges 10 Nos. By Pushing Technique In Kharagpur-rupsa Section Of Kharagpur Division Under Aden South/kgp.