The technology of cutting through coal seam and preventing collapse in the right line of Huayingshan highway tunnel

Zheng Jinlong; Zhang Guangyang; Li Xiaohong; Yang Lin; Dong Yongkang

Zheng Jinlong, Zhang Guangyang, Li Xiaohong, Yang Lin, Dong Yongkang. The technology of cutting through coal seam and preventing collapse in the right line of Huayingshan highway tunnel[J]. Chinese Journal of Geotechnical Engineering, 2000, 22(5): 559-561.

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The technology of cutting through coal seam and preventing collapse in the right line of Huayingshan highway tunnel

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Huayingshan highway tunnel, with complex geological circumstances, is the longest of those which are under construction in China. The successful experiences of cutting through coal seam in the right tunnel was obtained, which can be used for safely cutting through coal seam and preventing goaf collapse in the big tunnel cross section.

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The technology of cutting through coal seam and preventing collapse in the right line of Huayingshan highway tunnel

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