Structural Model of Project Productivity Management Based on Knowledge and Risk Management in Municipal Construction Projects

This research was conducted with the aim of investigating the structural model of project productivity management based on knowledge and risk management in municipal construction projects. The present research is in the category of quantitative research in terms of practical purpose and descriptive survey method. The statistical population of the research consists of all employees of Sari City municipality. The sample size in this research, according to Klein's theory in 2014, 291 samples were selected purposefully. The data collection tools in this research included productivity management questionnaires, the Blish risk management questionnaire and the Nonaka and Takachi risk management questionnaire that use and create in 2009. The method of conducting the present research is that after preparing the mentioned questionnaires, its link has been provided online to statistical samples and the respondents answered each of the questions raised in the questionnaire. Data analysis was done using SPSS26 and AMOS software. The findings of the research showed that the effect coefficient of knowledge management and risk management on the productivity of construction projects is 0.44 and 0.54, respectively, which is statistically significant.