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| 公路隧道通风竖井硬岩爆破技术 | |
| 引用本文： | 徐士良,闫治国,崔振东. 公路隧道通风竖井硬岩爆破技术[J]. 筑路机械与施工机械化, 2010, 27(5): 70-72 |
| 作者姓名： | 徐士良 闫治国 崔振东 |
| 作者单位： | 1. 安徽建筑工业学院土木工程学院,安徽,合肥,230022 2. 同济大学,土木工程学院,上海,200092 3. 中交隧道工程局有限公司,北京,100088 |
| 摘 要： | 秦岭隧道2号竖井地层岩性主要为坚硬混合片麻岩,施工难度大。通过对钻眼机具、掏槽形式、爆破参数和起爆方式进行分析研究和工程实践,确定了合适的竖井硬岩爆破技术,取得了良好的爆破效果,加快了施工速度。 |
| 关 键 词： | 公路隧道 竖井 硬岩 爆破 |
Hard Rock Blasting Technique of Ventilation Shaft of Highway Tunnel |
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| XU Shi-liang,YAN Zhi-guo,CUI Zhen-dong. Hard Rock Blasting Technique of Ventilation Shaft of Highway Tunnel[J]. Road Machinery & Construction Mechanization, 2010, 27(5): 70-72 | |
| Authors: | XU Shi-liang YAN Zhi-guo CUI Zhen-dong |
| Affiliation: | 1 .School of Civil Engineering, Anhui 2.School of Civil Engineering, Tongj University of Architecture, Hefei 230022, Anhui, China University, Shanghai 200092, China 3.CCCC Tunnel Engineering Co. Ltd., Beijing 100088, China) |
| Abstract: | The lithology of No.2 ventilation shaft of Qinling highway the construction difficult. Through analyzing and researching the drill equ and blasting initiation, the hard rock blasting technology fitting to venti blasting effect and advance the construction tunnel is hard mixed gneiss, which makes pment, cut hole styles, blasting parameters ation shaft is determined, which has good |
| Keywords: | highway tunnel ventilation shaft hard rock blasting |
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