Construction of viaduct for metro express line using 25 m long precast U girders - An experience

摘要

The Airport Metro Express Line is the first exclusive line with dedicated check-in counters away from airport at city centre and at city's main railway station. The design speed of this line is 135 kmph with a provision to increase it to 160 kmph. The line starts from New Delhi railway station's Ajmeri Gate to Dwarika sector-21 via Indira Gandhi International Airport. It has six stations namely New Delhi, Shivaji stadium, DhaulaKuan, Delhi Airo city, IGI airport and Dwarika Sector-21 station. This 22.50 km project has 7.185 km elevated corridor and the rest is underground.