公路边缘和边沟砌石,长期以来已是公路养护工作中的一项重要工程项目。其作用有:1.巩固路基;2.有利排水,减少水害;3.保护路肩;4.美化路容;5.明确路基宽度;6.确保行车安全;7.减少清沟除草等工作量;8.有助于路政管理。由此可见,公路边缘和边沟砌石是十分必要的。自60年代起,我省公路养护部门已普遍开展了这一工作。我段主干线大部分都实现了边缘和边沟砌石,每年都有相当的投资用于这方面。这些投资所得到的效益到底如何,不能不引起我们的重视。由于公路边缘和边沟砌石好处甚多,为了实现公路边缘和边沟永久化这个目标,上级主管部门在年度计划安排上是优先考虑的。但事实上,由于 Road edges and ditches, masonry, have long been an important project in road maintenance. Its role is as follows: 1. Consolidation of the roadbed; 2. Drainage to reduce water damage; 3. Protection of road shoulders; 4: Aesthetic road capacity; 5: Definite width of subgrade; 6: Ensuring traffic safety; 7: 8. Contribute to the administration of the road. This shows that the edge of the road and ditching the stone is very necessary. Since the 1960s, our province’s highway maintenance department has carried out this work in general. Much of my main trunk line has realized edge and ditches, and every year there is considerable investment in this area. The benefits of these investments in the end how, can not but cause our attention. Due to the many benefits of highway edge and ditching, the higher authorities are prioritized in terms of annual planning in order to achieve the goal of perimeter road and permanent ditches. But in fact, thanks