| 水平旋喷桩超前预支护在风积沙隧道中的应用 |
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| 引用本文： | 黄俊文,仇玉良,史宝童,黄瑞.水平旋喷桩超前预支护在风积沙隧道中的应用[J].公路,2011(9):246-250. |
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| 作者姓名： | 黄俊文 仇玉良 史宝童 黄瑞 |
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| 作者单位： | 1. 陕西榆林榆神高速公路有限公司 榆林市719000
2. 中交第一公路勘察设计研究院有限公司 西安市710075 |
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| 摘 要： | 榆神高速神木一号隧道风积沙地层颗粒单一,级配不良,结构松散,施工难度极大,通过对不同超前支护方式加固效果的分析,简要阐述了水平旋喷桩在不良地质地层加固中的优势和特点,并详细介绍了其主要施工工艺和关键技术要点.
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| 关 键 词： | 风积沙地层 水平旋喷桩 超前支护 浅埋暗挖 |
Application of Advance Pre-support by Horizontal Rotary Jet Grouting Piles in Aeolian Sand Tunnel |
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| HUANG Jun-wen,QIU Yu-liang,SHI Bao-tong,HUANG Rui.Application of Advance Pre-support by Horizontal Rotary Jet Grouting Piles in Aeolian Sand Tunnel[J].Highway,2011(9):246-250. |
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| Authors: | HUANG Jun-wen QIU Yu-liang SHI Bao-tong HUANG Rui |
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| Institution: | HUANG Jun-wen1,QIU Yu-liang2,SHI Bao-tong2,HUANG Rui2(1.Shanxi Yulin Yu-Shen Expressway Co.,LTD,Yulin 719000,China,2.CCCC First Highway Consultant Co.,Xi'an 710075,China) |
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| Abstract: | The single particle,bad gradation,loose structure of aeolian sand formation lead to the difficulty of construction in No.1 Shenmu Tunnel of Yu-Shen Expressway.In this paper,the advantages and characteristics of horizontal rotary jet grouting piles applying in bad ground consolidation are illustrated briefly by comparative analysis of reinforce effect through different advance strengthening methods.The construction processes and key technology are elaborated in details. |
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| Keywords: | aeolian sand formation horizontal rotary jet grouting piles advance pre-support shallow tunnel construction |
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