Variation of Permafrost Upper Limit in Permafrost Subgrade Covered by Snow on Steep Slope of Alpine Mountains

<div>The temperature data of Y5854 weather station from 2014 to 2015.</div>

Shock and Vibration

Figure 5: Variation of Permafrost Upper Limit in Permafrost Subgrade Covered by Snow on Steep Slope of Alpine Mountains 