Machine summary:
The meaning of "unbalanced state" in this article refers to the lack of balanced distribution of functions at the city level; the lack of coordination between the growth of residential units and the growth of urban facilities, equipment, and services; the disruption of suitable bio-ecological conditions due to population concentration; the growth of industries and the increase in motor vehicles; and finally, the disintegration of the hierarchy system of urban spaces.
In this fabric, the construction of urban facilities and services was in harmony with the needs of its residents; a balance existed between residential and non-residential buildings, such as thoroughfares, public spaces, urban facilities, and equipment; new spatial and structural needs were not imposed on the spatial organization of the city from outside the urban community, and the concept of house and repair stood in contrast to the concept of housing and replacement.
Determining factors regarding city expansion and population settlement in this period were proximity to historical and old fabrics, adjacency to streets and roads, proximity to new urban structures, and also proximity to attractive natural, historical, and religious buildings.
During this same period, the commercial-service-administrative concentration within the historical and old fabrics of Iran's cities has itself led to the growth of diverse residential fabrics around these areas.
The concentration on residential buildings, especially in new and suburban fabrics, has increased compared to other buildings, and the use of land for creating communication networks, urban equipment and facilities, and public spaces has been on the decline.