The back fillingbehindabutment in express highway is main constituent of highway construction.
高速公路结构物台背回填是高速公路建设的重要组成部分。
2
Earth fillingbehind the abutment of high-speed railway is different from conventional railway in the selection of padding, construction control and quality supervision.
高速铁路桥台台后填土从填料选择、施工控制、质量监测等方面均不同于常规铁路。
3
With the construction of highway developing in the mountains, high filling embankment behindabutment will be inevitably encountered.