昆仑山隧道施工期间围岩冻融圈的初步研究

Study on the Active Ring of Permafrost in the Kunlunshan Tunnel during Tunneling

结合青藏铁路昆仑山隧道的设计、施工及科研情况,参考昆仑山隧道施工期间的气温、地温测试资料,对多年冻土隧道冻融圈的大小、变化规律进行了初步的研究分析。

Based on design, tunneling and scientific research in the Kunlunshan Tunnel, the active ring of permafrost and its variation are analyzed in this paper.