北方某内陆城市排水管道塌陷多因素分析及治理措施

Analysis and treatment of drainage pipeline collapse events in a northern inland city of China

对典型北方某内陆城市2017年至2022年排水管道塌陷事件进行分析,从管道管龄、结构缺陷、降雨影响、管道材质、扰动施工五个方面,深入分析了发生管道塌陷事件的原因,并从管道检查、管道修复、应急抢险三方面提出了治理措施,为城市排水管道塌陷预防与治理提供建议.

This study examines the drainage pipeline collapse events that occurred in a typical northern inland city from 2017 to 2022 and investigates the potential causes of the incidents from five perspectives including the age of the pipeline,structural faults,the impact of rainfall,the use of various pipeline materials,and disturbance activities.The study also suggests three further prevention and controlling measures including drainage pipeline inspection,drainage pipeline rehabilitation,and emergency rescue.