Rough Sets theory is a mathematical approach for analysis of a vague description of objects presented by a well-known mathematician, Pawlak (1982, 1991). This paper explores the use of Rough Sets theory in site location investigation of buried concrete water reservoirs. Making an appropriate decision in site location can always avoid unnecessary expensive costs which is very important in constr...

introduction one of the major tasks of urban and regional planners is allocation of land to various urban utilizations according to the role and function of the city, urban economy, and also cross-effect of the land-uses with each other. this is the quantitative aspect of the subject, but what is more important is the qualitative aspect which means appropriate distribution and deployment of lan...

Solid waste is one of the leading environmental problems affecting human lives. Selecting a landfill where disposed complicated issue that related to many factors and regulations. In this study, optimal sanitary site for An-Najaf city was assessed using GIS weight criteria method. Eight appropriate were selected, which are: urban area, rivers, roads, soil types, elevation, wind, slope, archaeol...