Evaluate of housing indices in the development of urban settlements using spatial information system (Case study of Semnan city)

The rapid expansion of cities has caused problems and delusions in determining the location of physical-spatial elements of cities . Today , most countries in the world face numerous challenges in urban management due to the unprecedented development of urbanization . This has forced city managers to use new technologies to improve planning , design , management, administration, maintenance and cost reduction. In this article we evaluate the quality of housing in Semnan. The favorable housing situation in different regions is one of the indicators of development in the countries of the world. The present study has investigated housing status in Semnan city using housing indices. Semnan city indicators (Regional land value, literacy percentage, access to housing services , population density, building quality , age of the building , How to occupy, Building Skeleton, Housing Pattern , Type of Building Facade Materials , Path Width , Number of Building Floors, Building Density) Integrated with urban housing quality approach through multi criteria evaluation method to extract final location quality index in GIS environment . The results show that 8 % are inappropriate , 37 % are suitable, 39 % are more suitable and 14 % are very good in terms of housing quality .