Investigating Factors Causing Delay in the Implementation of Urban Development Projects in the Slums of Sari City

The present study was conducted in order to investigate factors causing delay in the implementation of urban development projects in the slums of sari city. the present research is descriptive correlational in terms of method and applied in terms of objective. the statistical population of the study consists of mayors and deputies, departmental officials and all related experts of the central municipality as well as members, deputies, unit managers and experts in areas 1, 2 and 3 of sari municipality, the total number of whom surmounted up to 500 subjects. based on the standard sampling table of cohen et al., 217 individuals were selected as the statistical sample and a mixed, integrated method was used to provide access to the study sample. required data was collected through a researcher-made questionnaire, the reliability of which, 0/86, was calculated using cronbach's alpha coefficient. in order to test the hypothesis of the research, given the normality of the data, one-sample t-test and the friedman rank test were used to rank the variables. the results of the research showed that organizational factors, time constraints, legal factors, contracting factors, credit and financial, accounting system, and executing projects are effective factors causing delay in the implementation of urban development plans in marginal areas of sari. also, the results of friedman test have shown that organizational factors, time constraints, legal factors, respectively, have the most impact on the delay in the implementation of development projects and urban development in marginal areas of sari.