Abstract:As an important water resources hub in Jinan, the Hongyuan Sluice plays multiple significant roles in the urban environment, including flood control and drainage, water resource regulation, improvement of the water environment, promotion of urban water ecological balance, and guarantee of urban water transportation. Through in-depth analysis of its different functional types, this paper emphasizes the necessity of scientific management and maintenance for the long-term stable operation of the sluice, identifying the indispensable place of Hongyuan Sluice in the modern urban construction and development in Jinan.