上阁村铁路隧道工程中的双侧壁导坑法施工技术研究

Research on Construction Technology of Double Sidewall Pilot Pit Method in Shangge Village Railway Tunnel Engineering

文章以实际工程为例,对上阁村铁路隧道工程的施工难点进行了分析,根据双侧壁导坑法的施工流程,重点对该技术的土方开挖、锚喷支护、导坑施工、注浆等工艺进行详细论述,最后提出技术实施的注意事项,确保能够顺利通过不良地质特殊地段,维系铁路隧道施工安全,研究成果可为类似隧道工程项目提供有效参考。

Taking the actual engineering as an example,this paper analyzes the construction difficulties of Shangge village railway tunnel engineering.According to the construction process of the double sidewall pilot method,the earthwork excavation,bolt-shotcrete support,pilot pit construction,grouting and other processes of the technology are discussed in detail.Finally,the precautions for technical implementation are put forward to ensure the smooth passage of special sections with poor geology and maintain the safety of railway tunnel construction.The research results can provide effective references for similar tunnel engineering projects.