The expressway provides quick access between the Islamabad and Rawalpindi, Punjab, connecting the national capital with the N-5 National Highway.

It stretches from Zero Point Interchange with the Kashmir Highway in Islamabad to Rawat, Islamabad Capital Territory on the N-5 National Highway.

[1] The total length of the expressway is 28 kilometers (17 mi), with lanes varying from six to ten.

In 2007, the Capital Development Authority proposed to build three new interchanges on the highway at Koral Chowk, Lehtrar Road and Dhok Kala Khan Road to make it signal free.

[3] The expansion later included a dedicated bike lane on the highway as well.