文章介绍了越岭隧道的长斜井、深竖井、平导、横洞的设计和施工情况。
The paper reviews the design and construction of the long inclined shafts, the deep vertical shaft, the parallel adit and the access adit for the tunnel.
文章以郑西铁路客运专线函谷关隧道横洞挑顶为例，介绍了一种新型挑顶施工工艺——垂直挑顶法。
Taking the cross cave propping in Hanguguan Tunnel of passengers special line on Zhengxi railway, this paper introduces a new construction technique of propping - vertical propping method.
文章以郑西铁路客运专线函谷关隧道横洞挑顶为例，介绍了一种新型挑顶施工工艺——垂直挑顶法。
Taking the cross cave propping in Hanguguan Tunnel of passengers special line on Zhengxi railway, this paper introduces a new construction technique of propping - vertical propping method.
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