2013年5月20日在国道G213四川乐山段高远路业施工现场,多台道路养护车辆正在同时施工作业,施工过后,路面焕然一新。据现场施工负责人介绍,此次工程是高远路业首次大规模将加纤开普封层工艺应用到国省道干线。
加纤开普封层结构以纤维碎石封层为下承层,微表处作为面层形成整体的结构层次,这种结构结合了纤维碎石封层和微表处两者的优点,在具有优良的抗滑性能和良好的平整度的同时,可以有效地阻止地面水对基层的渗透,缓解基层病害对面层的影响,有效地保护路面,提高路面耐久性。
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