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目前高铁隧道施工存在的问题及改进措施——以京沈铁路北台子隧道工程为例
（中铁一局集团有限公司，西安 710054）
Some Issues Concerning Construction of High Speed Railway Tunnels and Corresponding Countermeasures：A Case Study of Beitaizi Tunnel on the Beijing-Shengyang Railway
(China Railway First Group Co., Ltd., Xi′an 710054)
Abstract：
In light of the poor effect of smooth blasting, restriction of excavation progress by step pitch of tunnel construction, occurrence of void and cavity at crown of secondary lining as well as ventilation problem in long tunnels, a thorough analysis was conducted and some countermeasures were proposed based on the Beitaizi tunnel on the Beijing-Shenyang high speed railway.
KONG Qingxiang ZHAI Renfeng
.Some Issues Concerning Construction of High Speed Railway Tunnels and Corresponding Countermeasures：A Case Study of Beitaizi Tunnel on the Beijing-Shengyang Railway[J] MODERN TUNNELLING TECHNOLOGY, 2019,V56(3): 166-171
2019, Vol. 56 