Evaluation of new Austrian tunnelling method applied to Bolu tunnel’s weak rocks

来源 :岩石力学与岩土工程学报:英文版 | 被引量 : 0次 | 上传用户：gdat86

【摘要】

：

Since the development of the new Austrian tunnelling method(NATM)in the 1960s,this technique has been applied successfully in many tunnels.However,opinions of N

【作者】

：

Ebu Bekir Aygar

【机构】

：

FugroSialGeosciencesConsultingandEngineeringLtd.

【出处】

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岩石力学与岩土工程学报:英文版

【发表日期】

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2020年3期

【关键词】

：

Bolu tunnel New Austrian tunnelling method(NATM) Support types

【基金项目】

：

General Directorate of Highways(KGM)for their supports

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Since the development of the new Austrian tunnelling method(NATM)in the 1960s,this technique has been applied successfully in many tunnels.However,opinions of NATM principles emerged till 2000,i.e.NATM is not a tunnelling method,but an approach covering a

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Evaluation of new Austrian tunnelling method applied to Bolu tunnel’s weak rocks

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