我国寒冷地区的面积约占全国总面积的二分之一,冬期施工的时间每年有三至六个月。在冬期施工中怎样缩短建设周期、发挥投资效益,提高工程质量就成为一个十分重要的问题了。这个问题,在建国初期已得到足够的重视,并在东北的建设基地施工中获得不少经验。这之后,随着我国建设规模的不断扩 The area of ​​cold regions in China accounts for about one-half of the total area of ​​the country, and the construction period in winter is three to six months each year. How to shorten the construction period, play investment benefits, and improve the quality of the project in winter construction has become a very important issue. This issue has received sufficient attention in the early days of the founding of the People’s Republic of China and has gained a lot of experience in the construction of the construction base in the northeast. After this, as China’s construction scale continues to expand