Transregional market and Physical changes in surrounding areasStudied: Surrounding neighborhoods Markets Sofa Yaftabad Bags and Shoes AminalMulk and Aluminum avian Castle

Core in Tehran would initially rely on the market to different stages of development and urban development much faster than the normal song, in a very short period of time has passed. urbanization, increasing population extreme, thereby traditional spaces were not able to respond to the business needs of the population. Second, new consumer products to large-scale services such as transportation and warehousing, etc., which require major problems in the markets comes to the account.
Often, commercial centers were developed in conjunction with the main axes of movement and over time individual orders created in the course of its expansion. In essence the commercial centers in urban areas formed the center of the megalopolis are also some performance and higher levels of service are included.
The species over time to a depth significantly from parts of the occupied services to commercial, industrial workshops and warehouses is dependent on.
A plurality of experts such as Jacob Riis believes that the proximity of a market residential neighborhood, the neighborhood provides the backdrop backgrounds. According to him "assault commercial and industrial property to residential neighborhoods, lack of basic public services and the risk of deterioration of the social, ethical, morphing appropriate place to develop crime and corruption, the apartments are leased and sub-standard housing, a total of serious risks for family, morality, public health and urban cohesion is dumped. "
District 17 of Tehran, as a sample of the present study is a disparate business units, most of which related to the megalopolis regional markets including market bags and shoes Amin al-Mulk and aluminum market and the furniture market is Yaftabad. . residential and convert them to business users. Cognitive research to discover facts, facts, and objects to study and develop the boundaries of human knowledge. The aim of the present study is part of cognitive research because it seeks to identify physical changes affected communities is megalopolis markets. Research Assessment comparative ahead in terms of the nature and methods for evaluating and measuring the impact of markets on local markets megalopolis around and compare deals neighborhoods. In terms of time, the longitudinal cross-sectional studies is because it investigates the physical changes during the years 1359, 1375 and 1390 deals. Also in the mix is a quantitative-qualitative data. Information and data from a self-made documentary and scrolling through questionnaires and interviews have been collected.
The population is said to be a collection of individuals or units that have at least one common trait. In each study, the study population is the population that the researcher wants to study units on variable pay. The population of this research, building blocks, block statistics, land-use parts 1390, 1375 and 1359, and experts and officials Yaftabad urban neighborhoods, Holy Hassan, garden nursery is a crystal and the discretion of the supervisors of each neighborhood 30 Expert and city officials will be questioned. And finally using statistical software spss and one-sample t-test, Friedman software to analyze the results and mapping the physical to gis discussed. In this area also upon users of residential, industrial applications, workshops and commercial centers as is evident in the form of orders..
Yaftabad neighborhood: from the 50s onwards, gradually livestock units owned furniture manufacturing workshop of the 50s and early 60s of income and as a provider Frvshgah Hay Yaftabad shops selling furniture and other stores throughout the city are Hasanabad. User is the highest level of residential users, industrial users and animal husbandry are the next ranked. This neighborhood has a 6/20ha or20%of thetotal land,wasteland andisnot made.
After making changes in the terms detailed plan Tehran, green space and a workshop was changed to industrial users. Malls and collections were the exhibition and sale of furniture. In 1375, residential use and then transport (car garage) and industrial users and workstations accounted for the highest level of neighborhood. In 1390, the highest level for residential use and commercial and industrial users are next in rank
Hasan Shrine neighborhood: in 1359 the highest level of user-residential user, the user of transport (car garage) and animal husbandry are the next in order of rank. has done. At the beginning of this street shops selling religious items, textile and food and ... My Prdakhtnd.
In 1375 the residential and transportation (car garage) have the highest user level. Until 1370, the vast majority of farms to industrial and commercial workshops repurposed Vmsbb Amin al-Mulk had higher levels of business users in the street.
Bagh khazane neighborhood: the highest level in 1359 related to land use is agricultural land, residential and transportation (car garages) are next in order of rank. There are various canals and fertile land in 1350 led to the existence of agricultural land and orchards in this area was. from 8.7 hectares in 1355 to 5/31 hectare was in 1375. In this neighborhood as residential, commercial and transportation (car garage) to have the highest level.
In 1390, the highest level for the user account is residential. Change car garage on the street level Qazvin industrial users due to increased industrial users. Garages in the street Hosni martyr brothers (Castle avian) is repurposed and began to sell aluminum to the species that nowadays this street has become a megalopolis market.
Bolorsazi Neighborhood: In the 1340 the district was faced with the migration of ethnic groups. Earlier this migration continued in the years after the revolution that was responsible for the conversion of agricultural land and orchards to residential land. That's why in 1359 the remaining residential use and then the highest level of neighborhood gardens were accounted for. Transportation (garage) were in third place. In 1375 the residential, industrial plants and transportation (car garage) have the highest user level. Is. The study found that many residential neighborhoods immediate use of markets to shop-commercial or storage of goods have become. This change in the neighborhood Yaftabad been more severe than other localities.The results suggested that the presence megalopolis markets in residential neighborhoods in the neighborhoods he has been aggravated vehicular chaos.