| 高寒区小断面长隧洞单头掘进主要施工技术 |
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| 引用本文： | 杨宏波. 高寒区小断面长隧洞单头掘进主要施工技术[J]. 西部探矿工程, 2012, 24(5): 185-187 |
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| 作者姓名： | 杨宏波 |
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| 作者单位： | 甘肃省水利水电勘测设计研究院第一分院,甘肃张掖,734000 |
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| 摘 要： | 介绍高原寒区小断面长隧洞单头掘进施工方法,从施工工艺方面做了较详细的介绍。通过这些技术的综合利用,保证了高难度工程快速有效地进行。
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| 关 键 词： | 小断面长隧洞 新奥法 锚喷支护 回填灌浆 |
Discussion on the Single-head Tunneling Technology in Small Rock-gateway of Long Tunnel in Cold Zone at High Altitude |
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| YANG Hong-bo. Discussion on the Single-head Tunneling Technology in Small Rock-gateway of Long Tunnel in Cold Zone at High Altitude[J]. West-china Exploration Engineering, 2012, 24(5): 185-187 |
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| Authors: | YANG Hong-bo |
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| Affiliation: | YANG Hong-bo(The No.1 Department of Gansu Hydropower Planning & Design Institute,Zhangyie Gansu 734000,China) |
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| Abstract: | The paper introduces the single-head tunneling technology in small rock-gateway of long tunnel in cold zone at high altitude,especially from the aspect of construction technique.Through the utilization of the technology the project with hard difficulty can be processed effectively. |
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| Keywords: | long tunnel with small rock-gateway New Austrian bolt-shotcrete support backfill grouting |
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