Research on Trenchless Repair Technology for Urban Sewage Pipeline
The current urban sewage pipeline operation and repair problems are studied,and the pipeline trenchless repair construction methods including pipeline patch method,pipeline internal coating method and tensile casing method are summarized,and the advantages and disadvantages of typical trenchless repair technologies are studied.The research results show that the reasonable selection of the applicable trenchless repair technology is the key to ensure the smooth progress of the trenchless repair engineering,which can effectively improve the efficiency and quality of the trenchless repair construction of urban drainage pipelines and reduce the impact on urban traffic and the environment.
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