Copisa will widen a section of the A-3 highway from two to three lanes in both directions, linking Rabat and Casablanca, the two most important cities in Morocco. The section to be widened is 22 kilometres long, the cost of the works amounts to 35 million and completion is scheduled for 28 months; two for preparation of the project and 26 months for its execution. According to details from the Moroccan Interior Ministry the highway between the two cities carries the heaviest traffic in the country.