Research on the Influencing Factors of Life Cycle Cost of Urban Underground Comprehensive Pipe Gallery

With the advancement of urbanization and the growth of urban underground space utilization demand, the market of urban underground comprehensive pipe gallery is gradually expanding. The research on the influencing factors of the life cycle cost of urban underground comprehensive pipe gallery is helpful for the project subject to control the cost and optimize the project benefit. Firstly, the list of influencing factors of life cycle cost of urban underground comprehensive pipe gallery is obtained by comprehensive literature analysis and expert interview. Secondly, the DEMATEL method is used for quantitative calculation. Finally, the ISM method is used to analyze the data, clarify the factor classification and hierarchical structure, construct the multi-level hierarchical structure model of life cycle cost of urban underground comprehensive pipe gallery, and obtain the path and mechanism of cost scientific management and control. The research results provide a theoretical reference for the life cycle cost control and dynamic optimization of urban underground comprehensive pipe gallery.