论文部分内容阅读
韩国巨加大桥位于朝鲜半岛最南端,是连接巨加岛和小鹿岛固定通道的一部分,设置2车道。主桥为(120+198+480+198+120)m斜拉桥,主梁采用高6m的双层组合华伦式桁架结构,上层为机动车行道(采用混凝土桥面板),下层为行人和自行车道(采用钢桥面板);斜拉索设计为集聚式,每个塔的斜拉索分为3组,锚固在塔柱和主梁中央;桥塔为钻石形混凝土结构,高167.5m;桥塔基础采用钟形沉箱结构。桥塔、桥墩采用爬模施工;主梁标准节段长72m,采用液压自升式驳船和浮吊安装。
Located on the southernmost tip of the Korean Peninsula, Korea’s Giaga Bridge is part of a permanent corridor that connects Jogjakarta to Kashima Island with 2 lanes. The main bridge is a (120 + 198 + 480 + 198 + 120) m cable-stayed bridge with a 6m high double-deck combined truss-type truss structure with a motorized roadway on the upper deck (with concrete bridge deck) and pedestrians And bicycle lanes (using steel bridge deck). The stay cables are designed to be clustered. The stay cables of each tower are divided into three groups and anchored at the center of the tower and the main beam. The tower is a diamond-shaped concrete structure with a height of 167.5m The tower foundation is bell-shaped caissons. Bridge tower, bridge pier using climbing construction; standard section of the main beam length 72m, the use of hydraulic jack-up barges and floating crane installation.