甘肃北山(蒙甘界)至仙米寺(甘青界)高速公路是连接蒙、甘、青三省区之间的一条南北大通道。中交二公局承建北仙高速公路2个路基标段和1个路面标段,包括78.52公里路基桥隧和103.77公里路面施工任务,攻克了风积沙路基施工等技术难题。
Gansu Beishan
(Mongolia-Gansu border) to XianmiTemple(Gansu-Qinghai border) Expressway in Gansuis the north-south pass that connects Mongolia ,GansuandQinghai.
CCCC Second Highway Engineering Co., Ltd. undertook 2 subgrade sections and 1
pavement section, including 78.52km subgrade, bridges and tunnels and 103.77km
pavement construction, which overcame technical difficulties in the
construction of aeolian sand subgrade.