Prince Miteb bin Abdulaziz, the Minister of Municipal and Rural affairs signed today at his office here with a number of national companies contracts worth SR 589,072,338 to implement municipal projects in various parts of the Kingdom of Saudi Arabia. These projects will be executed in Riyadh, Makkah, Madinah, Hail, Baha, Jizan, Tabuk and Najran regions as well as the Eastern Province.