The Shimla Chandigarh Expressway is an under construction long expressway connecting Chandigarh to Shimla stretch of National Highway 5 (India).The four laning project involves the creation of 11 tunnels between Maliana (Shimla) and Kothi to help reduce the distance by 19 km. The total length of the tunnels will be 9.5 km. The two longest tunnels will be of 2.27 km each between Taradevi and Shogi and Kandaghat and Solan. The state government wants that the highway be realigned and include more tunnels to reduce the distance by another 20 km. The Himalayan expressway stretch of it was opened in June 2021. References Expressways in Himachal Pradesh Proposed roads in India Transport in Shimla Transport in Chandigarh Roads in Himachal Pradesh Expressways in Chandigarh