On May 25, the domestic smallest diameter mud-water balance shield machine "Hanfeng" developed by China Railway Equipment Group successfully rolled off the assembly line of Zhengzhou shield machine assembly workshop. The equipment will be used in the sewage pipe network of Quanshan District, Xuzhou City to improve quality and efficiency. project.

The guest leaders of Xuzhou Water Conservancy Engineering Construction Center, China Construction Third Engineering Group Co., Ltd., and China Railway Engineering Equipment Group Co., Ltd. attended the offline ceremony.

It is reported that the excavation diameter of the equipment is 2.845 meters, and the total length of the equipment is 155 meters. It is mainly used in the sewage pipe network project of Xi'an North Road, Jianguo West Road and Hubei Road in Xuzhou City. Clay, miscellaneous fill, silt mixed with silt sand, silty silty clay and other stratums.

The project will realize the system connection of main sewage pipelines in four major districts including the "central business district" in the main urban area of Xuzhou, realize the overall diversion of sewage mains and rainwater mains, and build an overall framework for the diversion of rain and sewage in the main urban area of Xuzhou. Improve the capacity and level of urban domestic sewage collection and treatment. Editor/Baohongying