Ideas and innovative measures for municipal water network construction——taking Maoming City in Guangdong Province as an example

Lyu Weihua

doi:10.3969/j.issn.1000-1123.2024.18.014

Abstract：Water conditions and location advantages of Maoming City in Guangdong were systematically reviewed.According to requirements for high-quality development,problems with capabilities for water resources safeguarding,flood control and disaster reduction,improvement of river and lake health,irrigation and drainage system,intelligent water affair management,and water culture and economic development are identified.It requires to build a municipal water network system to enhance the capability of the city to safeguard water security.A planning concept of"5+2"water network is proposed to integrate five networks of water allocation,flood control,river and lake ecology,rural water resources and digital twin with water culture and economic development,in order to set up a mechanism for innovative water management.Together with seven major construction tasks and focusing on networking,supplementation and chain strengthening,optimized allocation of regional water resources shall be realized.Sorting out the"outline,objectives,structure"of water network framework and considering roles of ensuring flood control safety,water supply safety,ecological safety,and balance of water network coverage,Maoming water network layout is created including"five vertical and two horizontal water systems,four rivers and ten canals,one main and more multi-purpose dam projects".Innovative measures and phased achievements are specified from the aspects of investment and financing,integrated development mode,sound operation mechanism,digital twin water network,and project construction and management,so that a typical case of municipal water network construction shall be established.