It is concluded that concrete suffers from cracking and spalling after freeze-thaw cy des under severe environmental condition due to the loose structure and poor impermeability.
英
美
- 故推断此道肩混凝土由于内部粘结疏松、密实性和抗冻性较差,在北方严酷环境作用下,混凝土发生冻融破坏而产生了膨胀开裂和剥落。