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国道 2 0 5线山东博山～莱芜一级公路第五合同段石质路堑开挖 ,应用光面爆破技术施工 ,使边坡内部岩体免遭破坏 ,保持了边坡岩体原有的稳定性 ,同时 ,使边坡坡度既达到设计要求又保证了边坡表面的平整度 ,减少了边坡防护工程量 ,取得了良好的工程效果及综合经济效益。
State Road 205 line from Shandong Boshan ~ Laiwu Class I contract the fifth contract rock cut, the application of smooth blasting technology to make the rock mass within the slope from damage and maintain the original stability of the slope rock mass At the same time, the grade of the slope not only meets the design requirements but also ensures the smoothness of the slope surface, reduces the amount of the slope protection works, and achieves good engineering effects and comprehensive economic benefits.