The Purvanchal Expressway is a 341-km highway at Karwal Kheri in Sultanpur district, UP. It starts from Chandsarai village in the district of Lucknow located on the Lucknow-Sultanpur road and ends at Haidaria village on National Highway 31 in Ghazipur district.
The infrastructure project cost an estimated INR 22,496 crore, which is one of the biggest completed by the Uttar Pradesh government
The Purvanchal Expressway is currently a 6-lane wide highway and can be expanded to 8-lanes in the future.
The Purvanchal Expressway will end about 18 km from the UP-Bihar border.
There are 18 flyovers, 7 railway overbridges, 7 long bridges, 104 minor bridges, 13 interchanges and 271 underpasses on the highway that covers the districts of Lucknow, Barabanki, Amethi, Ayodhya, Sultanpur, Ambedkar Nagar, Azamgarh, Mau and Ghazipur.
The Purvanchal Expressway also has a 3.2 km long airstrip that will enable landing and take-off of IAF fighter planes in case of emergency. The PM himself landed on the highway airstrip in an IAF C-130 Hercules plane for the inauguration