One of the important and effective factors in the shape and design of any site is the correct and complete understanding of the needs and exact desires of the people for whom the design is prepared. Of course, the nature of the plan varies according to factors such as the private or public sector of the development, the income levels of the residents and the possibility of development (depending on the location in the central area, or the suburbs or rural areas) and each site according to its specific characteristics, requires a special design method. Jay-Abr construction complex with mixed commercial, service, residential and office use, due to having a private employer, requires economic justification and accurate estimation of costs in order to be more feasible and productive. Therefore, Arvin Tadabar Memar consulting engineers with the formation of a specialized working group of architectural and civil experts as well as economists has done the initial design, quantity surveying and estimating, and economic evaluation of the plan, including justification and return on investment.
