|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
標題 |
雪峰山隧道小間距穿越軟塑地層技術(shù)研究(51 卷) |
英文標題 |
Study on driving of Xuefengshan tunnels with small distance apart in soft-plastic stratum |
摘要 |
雪峰山隧道為向莆鐵路上第二長隧道,控制著全線的總體工期,隧道左線長17 842 m,右線長17 836 m。隧道進口段小間距穿越軟塑地層,地層飽和含水,施工條件復(fù)雜。施工過程中,經(jīng)過方案比選,因地制宜,選擇土體劈裂注漿工法加固土體,穩(wěn)定支護。本文根據(jù)現(xiàn)場收集資料,查證國 |
作者 |
新聞作者:余朝陽 |
關(guān)鍵字 |