论文部分内容阅读
三灵高速公路NO.7A标段工程位于河南灵宝市豫灵镇地界,处于晋、陕、豫交界处,是连云港至霍尔果斯国道东西大动脉的组成部分,全长5.37公里,为全封闭式立交,双向四车道,设计时速100公里/小时。该路段地形起伏变化较大,多冲沟、陡坎及台地,属黄土重丘区,路基具有黄土湿陷性,路区基本地震裂度为8度。该路段共有特大桥1座,互通式立交1座,分离式立交桥1座,天桥2座,还有涵洞、通道等10多道。工程造价6848万元。工程具有科技含量高、质量要求严、施工难度大的特点,为国家
Sanling Expressway NO.7A tendering project is located at the boundary of Henan Yuling Town, Lingbao City, Henan Province. It is located at the junction of Shanxi, Shanxi, and Henan. It is part of the East-West Artery of Lianyungang-Khorgos National Highway. It is 5.37 kilometers in length. Closed overpass, two-way four-lane, design speed 100 km/h. The topography of this section varies greatly, with many gullies, steep slopes and mesa. It belongs to loess heavy hill area. The roadbed has loess collapsibility, and the basic seismic cracking of the road is 8 degrees. There are 1 special bridge, 1 interchange, 1 separate flyover, 2 flyovers, and more than 10 culverts and passages. The project cost is 68.48 million yuan. The project is characterized by high technological content, strict quality requirements, and difficult construction.