铁路隧道清污分流排水管道检测与维护策略

关键词：铁路隧道；清污分流；排水管道；检测技术；维护策略 中图分类号：X703 文献标识码：A 文章编号：1008-9500（2025）11-0250-03 DOI： 10.3969/j.issn.1008-9500.2025.11.078

Inspection and Maintenance Strategies for Railway Tunnel Clean and Sewage Separation Drainage Pipes

LU Yuming， DAI Zuoqiang， SUN Peng

（RailransitBranchofChina WaterConservancyand HydropowerSeventhEnginering BureauCo.Ltd.，Chengdu61134，China）

Abstract： The drainage pipeline for separating clean and sewage in railway tunnels is acore facilityfor ensuring the structural safetyandenvironmental protectionof the tunnels.Basedonthis，this paper analyzes its structure，material properties，operating environmentandtheprincipleof cleananddirtydiversion，sortsoutthedificultiesin detectionand maintenance，and proposes comprehensive and efective strategies covering aspects such as detection technology and maintenance measures，aiming to ensure the stableoperationof drainage pipelines and provide some supportforthe safetyof railway tunnels.

Keywords： railway tunnel; separationofclean and dirty water; drainagepipeline; testing technology; maintenance strategy

铁路隧道清污分流排水管道承担着排除积水、分离清洁水与污水的关键任务，是确保隧道设备稳定运行、道床结构安全及周边环境不受污染的重要设施[。（剩余3825字）