An Analysiss of Urbanization Process and physical development of Zabol City

This article has studied different periods of urbanization, both appearance , and expansion, Causes and fields, How and why of this expansion with the aim of analysis and study of the urbanization process and physical expansion of Zabol city in order to be suitable and favourable bed in applied dimension for urban planning , making decision and policy in this city and region and it will also be useful for planners. This research is descriptive-analytic method that has studied urbanization process with analogical view and paying attention to the history of this city in order to make logical decision at the present, and analyse materials by using necessary field and library studies, tables, maps and graphs. Some of the most important results of this research include: -         Long ancientness of urbanization of this region ( the history of urbanization) returned to Before Christ (3200 B.C) . -         Appearance and dynamics of Zabol city have been caused by regional conditions (productive soil and enough water) and over general conditions (Hirmand and Afghanistan). -         Urbanization in this region follows the logical process changing of village to city. -         The most physical expansion of Zabol city has been caused by created conditions after Islamic revolution.