Due to extensive investment, the motorway network in Algeria is expanding, along with other kinds of infrastructure. The country plans to link all of its major ports and cities with its highway network, as well as linking the country to all of its neighbors, with the aim of boosting economic activity and trade. Currently Algeria has over of paved roads including of expressways (six-lane highways), as well as of unpaved roads, for a total road system of about .
Regional highways Algeria has two major roads in the
Trans-African Highway network, including the
Trans-Sahara Highway, which traverses the country from north to south, and eventually continues into Niger and Nigeria, linking Algiers to
Lagos,
Nigeria. The country has also constructed the
East–west highway, which crosses the entirety of the country's north along the east–west axis, and runs from its border with Tunisia to that with Morocco, connecting most major Algerian cities in the process.
Motorways •
East-West Highway is the most important road infrastructure in the country. It is a six-lane expressway that extends all the way from
Aïn El Assel, on the border with
Tunisia, to
Maghnia, on the border with
Morocco, over the length of 1,216 km. The highway links several major cities of the country along its way, namely
Constantine,
Sétif,
Algiers,
Blida,
Chlef,
Sidi Bel Abbès and
Tlemcen, with additional secondary expressways constructed to link to other major cities, such as
Oran,
Béjaïa,
Tizi Ouzou,
Jijel,
Skikda,
Mostaghanem and
Batna. •
Highway of the Hauts Plateaux is a planned highway of 1020 km that runs in parallel to the
East–West Highway through the steppe-like region of the
Hautes Plaines. The highway extends from the province of
Tlemcen on the border with
Morocco, through
Saïda,
Tiaret,
Medea,
M'sila,
Batna,
Oum El Bouaghi,
Khenchela and finally ending at
Tébessa on the border with
Tunisia. Construction has begun on some sections of the highway. • National Highway 4 extends from
Oran to
Boufarik, total length: 384 km. It is a motorway extending from
Oran to Zaghloul (
Zahana), length: 35 km. • National Highway 5 is a motorway on its extent from
Dar El Beïda to
Ammal. Length: 82 km. • National Highway 11 is a motorway running from
Alger to
Cherchell. Length: 65 km. • National Highway 12 is a motorway running from
Si Mustapha to
Tizi Ouzou. Length: 57 km. ==Cable transport==