| 采空区回填体隧道冒顶塌方处理技术 |
| |
| 引用本文： | 谈东亚.采空区回填体隧道冒顶塌方处理技术[J].铁道建筑技术,2014(11):57-59. |
| |
| 作者姓名： | 谈东亚 |
| |
| 作者单位： | 中铁二十四局集团安徽工程有限公司 合肥 230011 |
| |
| 摘 要： | 以铜陵市五松隧道在施工中遇到的采空区回填体塌方处理为例,针对采空区回填体导致冒顶塌方的特点,从安全顺利的角度,通过临时环向竖向钢支撑加固未塌方段、套管法超前管棚超前预支护、水泥水玻璃注浆加固、预留核心土法开挖支护、回填轻质混凝土、换拱等技术,安全顺利地处理完该塌方,为今后类似工程提供一定的参考。
|
| 关 键 词： | 塌方 冒顶 管棚 轻质材料 核心土 侵限 采空区 |
Treatment Technology on Roof Fall and Landslide of Backfilled Tunnel in Goaf |
| |
| Tan Dongya.Treatment Technology on Roof Fall and Landslide of Backfilled Tunnel in Goaf[J].Railway Construction Technology,2014(11):57-59. |
| |
| Authors: | Tan Dongya |
| |
| Institution: | Tan Dongya (China Railway 24^th Bureau Group Co. Ltd. , Hefei 230011, China) |
| |
| Abstract: | Based on the example of treatment on backfilled landslide in goaf encountered in Wusong Tunnel construction in Tongling,according to the characteristics of goaf backfilling roof fall and landslide,from the safety angle,measures are used to deal with the landslide,like temporary reinforcement of the sound section with circumferential vertical steel support,ad-vanced support with cuff shed pipe,grouting reinforcement with cement water glass,reservation core soil excavation,backfill-ing of light weight concrete,arch replacement technology,so as to provide references for similar projects in the future. |
| |
| Keywords: | landslide roof fall pipe shed light weight material core soil invasion goaf |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
