[1] The 25.8-kilometre-long (16.0 mi) highway links the Sri Lankan capital Colombo with Bandaranaike International Airport, Katunayake[2] and Negombo.

[6] The opening of the highway has allowed people to travel between Colombo, the commercial capital of Sri Lanka, and Katunayake, the major international airport of Sri Lanka, within 15 minutes.

The Sri Lanka Transport Board (SLTB) has also commenced a luxury bus service on the road, conducting services between Colombo and Negombo.

The contract was awarded to China Metallurgical Group Corporation (MCC) by the Government of Sri Lanka and the agreement was signed on 17 August 2008.

[6] The expressway was opened on 27 October 2013 by President Mahinda Rajapaksa.