
3月24日,全长2107米的大酸杷山隧道左幅顺利贯通,为永勐高速公路项目今年底建成通车奠定了坚实基础。
永勐高速公路大酸杷山隧道为分离式隧道,左幅长2107米,右幅长2145米,采用双向掘进式开挖。项目部科学规划,合理部署,先后克服新冠肺炎疫情影响、地下水丰富、围岩地质差等诸多困难。经过全体建设者们的不懈努力,22日终于顺利实现了隧道安全贯通。
永勐高速公路项目位于云南省临沧市境内,起于永德县旧城乡东侧,终点位于耿马县勐简乡。项目全长约103公里,为双向四车道高速公路,全线桥隧比高达68.22%。永勐高速公路建成后,将大大缩短临沧市与保山市及德宏州之间的路线里程,对加强各市之间的经济联系,促进临沧边境经济合作区的建设和发展具有重要意义。
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