| 泡桐坪隧道进出口浅埋段偏压条件下施工 |
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| 引用本文： | 刘维平,刘德善.泡桐坪隧道进出口浅埋段偏压条件下施工[J].铁道建筑技术,2009(8):65-67. |
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| 作者姓名： | 刘维平 刘德善 |
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| 作者单位： | 中铁十九局集团公司第一工程有限公司玉蒙项目部,内蒙古通辽,028000 |
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| 摘 要： | 浅谈泡桐坪隧道进出口堆积体及严重风化岩段在洞口浅埋、偏压条件下的隧道施工技术，重点对该段的地表加固、小导管施工、堆积体及强风化岩段的开挖与支护等技术作了详细阐述。
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| 关 键 词： | 铁路隧道 堆积体 浅埋 偏压 |
Construction for Entrances and Exits Shallow Burying Section under Bias Voltage Condition in Paotongping Tunnel |
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| Li Weiping,Liu Deshan.Construction for Entrances and Exits Shallow Burying Section under Bias Voltage Condition in Paotongping Tunnel[J].Railway Construction Technology,2009(8):65-67. |
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| Authors: | Li Weiping Liu Deshan |
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| Institution: | ( China Railway 19th Bureau Group Co. Ltd. , Tongliao 028000, China) |
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| Abstract: | It is discussed the tunnel construction techniques for entrances and exits accumulated bodies and severe weathering rock section under the conditions of low-burying at the opening and bias voltage in Paotongping Tunnel. The focuses are given to the surface reinforcement, little tube construction, accumulated bodies and severe weathering rock section excavation and support. |
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| Keywords: | railway tunnel accumulated body shallow burying bias voltage |
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