久久久国产乱子伦精品-久久久国产乱子伦精品作者-久久久国产一区二区三区-久久久国产一区二区三区四区小说-久久久国产在线-久久久黄色大片

Cable-Stayed Bridge in Taohe National Wetland Park, Gansu Province

2023-11-20 14:15:15 guiqiaolansuo 9

柳州桂橋纜索有限公司柳州桂橋纜索有限公司

Cable-Stayed Bridge in Taohe National Wetland Park

 

/Project Overview/

The Yangjiahe outlet cable-stayed bridge project on the Taohe National Wetland Park patrol road is located in the south of Lintao County, Dingxi City. The cable-stayed bridge is about 250m away from the Yangjiahe reservoir dam, and the current river channel is 130m wide.

The main bridge is an A-shaped tower cable-stayed bridge without back cables, with a single hole layout. The cable-stayed bridge has a total length of 129.5m, an approach bridge of 25m, and a bridge deck width of 8.5m.

The main tower adopts variable cross-section rectangular concrete tower columns with a total height of 57m. The main beam is a steel box beam, which is a tower beam consolidation system.

柳州桂橋纜索有限公司柳州桂橋纜索有限公司





There are a total of 26 cable-stayed cables in the whole bridge, the specification is PES(C)7-55, the standard tensile strength is 1670MPa, the elastic modulus is 1.95×10?MPa; the embedded pipes have built-in shock absorbers, and external damping is installed on the bridge deck. device.

The stay cable is a space cable, and the stay cable is made of parallel steel wire with a diameter of φ7mm, high-strength and low-relaxation epoxy-coated steel wire. The epoxy steel wire complies with the requirements of GB/T25835-2010 " Epoxy-coated steel wires for cables".



柳州桂橋纜索有限公司



The inner layer of the finished cable is epoxy steel wire, the outer layer of the steel wire is wrapped with fiber reinforced polyester tape, and then extruded double high-density polyethylene (HDPE), which meets the requirements of GB/T18365-2018 " Hot-extruded PE protection paralleled high strength wire cable for cable-stayed bridge".



柳州桂橋纜索有限公司柳州桂橋纜索有限公司


The stay cable anchors adopt cold cast anchors and are installed on the corresponding main beams and main tower embedded anchor pads. The tower end is the tension end and the beam end is the fixed end.

The manufacturing of stay cable materials and the construction and installation of stay cables for this project are all undertaken by Liuzhou Guiqiao Cable Co., Ltd.

柳州桂橋纜索有限公司

 

The cable-stayed bridge is an important passage connecting the two sides of the wetland park. As an important node project in the wetland conservation area, it is necessary to focus on creating a bridge landscape to highlight the landmark of the wetland style.

主站蜘蛛池模板: 免费在线成人网| 精品国产1000部91麻豆| 亚洲成人精品在线| 色婷婷影院在线视频免费播放| 欧美干色| 国产区亚洲区| 在线黄视频| 婷婷影院在线观看| 日韩黄色小说| 欧美性xxxxxx性| 激情丁香小说| bt天堂bt在线网| 亚洲人与牲动交xxxxbbbb| 天天操天天干天天摸| 日韩a毛片| 欧美一级手机免费观看片| 狠狠色噜噜狠狠狠狠97影音先锋 | 欧美亚洲午夜| 久久电影www成人网| www四虎影院| 在线观看免费视频一区| 亚洲黄色激情网| 污污视频在线免费看| 色中涩| 日本一区高清视频| 欧美又粗又硬| 萝l在线精品社区资源| 国产三级中文字幕| 91在线视频观看| 永久在线| 日韩免费观看视频| 拍拍拍美女黄色1000视频| 乱色伦短篇小说| 精品视频一区二区三区| 丁香花的视频免费观看| 最近最新免费视频8| 一级床片40分钟免费视频| 亚洲成人在线免费| 五月婷婷六月丁香| 天天狠狠| 天堂最新版资源www在线|