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According to the water environment protection requirements for the Expressway Project of Qiandao Lake Area, this research combines on-site investigation with experimental detection and analysis to sort out the pollution generation link during the project construction in a systematic and comprehensive manner, analyze the source of construction sewage and wastewater, proposes special measures for sewage and wastewater treatment in the production at the precast mixing plant, bridge construction and tunnel construction. The research has achieved the goal of satisfactory sewage discharge and zero sewage discharge in the construction area, effectively ensured the safety of the water environment in the lake area during the project construction, and laid a solid foundation for Qianhuang Expressway to become a “Green Highway” demonstration project initiated by the Ministry of Transport.  CLC No.: U491 Document Code: B

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Research on the Water Environment Pollution Source Investigation and Control Technology During the Highway Construction Period of Qiandao Lake District