Construction methods and challenges of reinforced concrete structures in Tehran, Iran

The object of research is to investigate the challenges and methods of reinforced concrete structures in Tehran, Iran. The issues regarding contractors' obligations and Iran's construction challenges have been investigated. Method. Thus, the design of the Iranian code has been reviewed in this article, and similar international situations, the view of construction supervision, and the view of construction operations have also been analyzed. For field tests, two buildings with different contractors have been selected. Results. The results of the investigation show that the level of education, personality, and general knowledge of contractors are the key criteria for the correct implementation of buildings, which is the main construction problem in Tehran. In addition, the results show that improving the technology level of code design, etc., can increase the quality of construction after adapting the structures. The results obtained from the two buildings are compared, and the trend of the results is geared towards emphasizing the factors that were studied and mentioned that affect the construction. The factors indicate the social, scientific, and economic level of the contractors, which reflects their personality on the importance, health, and safety of the structure.