Qatar's Public Works Authority (Ashghal) has begun work on the Doha Expressway, a project linking the north and south of the country through Doha.

The project is estimated to cost more than QR8 billion, according to a report in Peninsula.

The project will comprise 13 phases. Ashghal has already started work on four phases of the project - February 22 Interchange and Al Amir Street (phases I & II), Industrial Interchange (phase III) and D Ring-E Ring Interchange (phase IV).

The Doha Expressway also includes the 3.3km-long D Ring Road, linking the Khalifa Al Attiyah Intersection and the Airport Intersection.

The mega project includes construction of three-lane dual carriageway, service roads on both sides, two multi-level interchanges addition to the development of the network infrastructure and landscaping work.