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After spatial and regional plannings. we reach to county plannings or in other word. Comprehensive Urban planning. These plans are facilities located out of the urbans’ legal boundaries and limits “approved on 12 may, 1976 and enclosed on 25 June. 1995.”
Organizing the system of human activity in the small space (of urban) for optimum use of land, that is, spatial organizing of activities and settlement systems. is the main aim of such plans which is gained through extracting and presenting two documents as follows:
1- Determining the optimum (offered) landuse in the form of” preparing the map of zonning landuses, geographical constraints and lands development in the present and new urbans ''.
2- Organizing the system of spatial structure in the form of “preparing the map of symbiosis sets and areas”.
The aim of this article is to indicate the way of extracting the first document, emphasizing on the role and location of applied geography in the structural strategic approach. Here Sarah area has been selected as an instance.