Urban land use changes and its impact in public urban land use in Tabriz

Tabriz city asthe populous city in the northwest of Iranstarted the rapid spatial- physical expansion in past decades. Tabriz area in1335 to 1385 increased from 1770 to 25000 hectare. Lock of suitable policy in urban development controls and land management, caused that the Tabriz faced whit many challenges. One of these chalenges is the lock of public land use. So,in this paper, accessibility of urban public land uses in Tabriz is analysed. Methodology in this paper is practical and the surviving method based on descriptive – analytical method. In surviving and analyzing of public land uses, we used per capita and Taxonomy methods. For necessary surviving, statistical blocks information and urban land use map for Tabriz city are used. Results show that the public land use per capita is less than 8 meters, while in master plan of Tabriz; this per capita has proposed 16.71 meters.So, the availability of public land use has critical condition in Tabriz. Green space per capita in all of zones is faced with shortages and the reason of these shortages is the lock of suitable planning for urban expansion. This lock caused that the gardens and green spaces in the periphery of Tabriz are demolished.
For analyzing of urban public land use allocation in this paper, Numerical Taxonomy is used.The results of Numerical Taxonomy show that district of number one is the best degree (0.30) and district on nine is the worst degree (0.83) for accessibility to public land use.