Winter begins at the turn of mid and late November, and the daily average temperature is generally below 10.0 ℃. January is the coldest period of the year, with an extreme minimum temperature of - 12.1 ℃. There are snow, snow and freezing weather from time to time, and it is colder in some years. The annual relative humidity is 77%, the frost free period is 285D, and the annual average evaporation is 1384.6mm. The climate types are diverse and the three-dimensional changes are obvious. The construction organization design shall reasonably arrange the construction to reduce the impact of climate change on the construction.