Casting Of Girders For Superstructures in Viaduct of Metro
Girder ● Girder is the superstructure of viaduct on which the rail tracks are laid and train runs. ● It rests on the piers, one at each end. ● Since we have two tracks, each pier supports four U girders (two on each side) ● U girder weighs around 140 Tons and is 25 m long. There are 3 bed in the Casting Yard for both U girders and pier cap – • Caging Bed • Casting Bed • Curing Bed Each Bed is Capable of Making four Girders simultaneously in a row. Methodology : 1. Four Cages are fixed at the Cage Bed. 2. Cleaning And Oiling of Mould/Shuttering of Casting bed is done. 3. Lifting Of Cage and Shifting to Casting Bed is done. 4. ...