XXXX隧道质量缺陷整治方案VIP专享VIP免费

第0页新建铁路成都至贵阳线乐山至贵阳段站前工程CGZQSG-3标段隧道质量缺陷整治方案目录1编制依据.....................................................................12编制范围及目的...............................................................13工程概况.....................................................................13.1工程概述...................................................................13.2主要技术标准...............................................................23.3工程特点...................................................................23.4地震动参数.................................................................34隧道质量缺陷的整治原则.......................................................35隧道质量缺陷的类型...........................................................36脱空整治方案.................................................................36.1原因分析...................................................................36.2整治措施...................................................................36.3二衬与初支间脱空处理措施...................................................36.4初支与基岩面脱空处理措施...................................................77衬砌欠厚整治方案.............................................................97.1原因分析...................................................................97.2程度判定..................................................................107.3整治措施..................................................................107.4拱墙欠厚拆换处理措施......................................................107.5拱墙欠厚钻孔注浆与锚固补强处理措施........................................138衬砌局部裂缝整治方案........................................................178.1原因分析..................................................................178.2整治措施..................................................................178.3沿缝凿孔压浆处理措施......................................................178.4沿缝凿槽压浆处理措施......................................................198.5施工注意事项..............................................................209钢筋外露与保护层不足的整治方案..............................................209.1原因分析..................................................................209.2整治措施..................................................................209.3钢筋外露和保护层不足的处理措施............................................209.4施工注意事项..............................................................2110渗漏水整治方案.............................................................2210.1原因分析.................................................................2210.2整治措施.................................................................2210.3衬砌内部渗漏水埋管注浆处理措施...........................................2310.4衬砌渗漏水凿槽处理措施...................................................2610.5衬砌渗漏水裂缝嵌缝处理措施...............................................2810.6衬砌局部面渗处理措施.....................................................2910.7施工注意事项.............................................................3211.二衬问题整治方案...........................................................3211.1原因分析.................................................................3211.2整治...