本文目录一览:
- 1、重庆菜园坝长江大桥有多长阿?
- 2、重庆菜园坝过江隧道河底多少米?
- 3、重庆主城那些大桥限号通行?
- 4、菜园坝长江大桥的重要意义
- 5、菜园坝长江大桥的有关资料
重庆菜园坝长江大桥有多长阿?
菜园坝长江大桥,主桥全长1866米,为两层设计,上面为双向6车道。大桥创下了三项世界之一:钢箱拱梁跨距420米,为世界之一长;是世界之一座公路轻轨两用城市大桥;也是世界之一座采用缆索吊机安装的大桥。
满意请采纳
重庆菜园坝过江隧道河底多少米?
重庆菜园坝过江隧道河底是11.9千米。
菜园坝长江大桥是中国重庆市境内连接渝中区与南岸区的过江通道,位于长江水道之上,为重庆市区北部城市主干道路的组成部分。
菜园坝长江大桥于2003年12月28日动工建设;于2006年12月31日完成合龙;于2007年10月19日通车运营。
菜园坝大桥北起向阳隧道,上跨长江水道,南至大石立交;线路全长7千米,主桥长800米;桥面上层为双向六车道城市快速路,设计速度60千米/小时,下层为双线轨道城市交通,设计速度75千米/小时。
建设历程
2002年8月,重庆市 *** 批准了菜园坝长江大桥的建设规划,并将该桥工程的可行性研究移交给重庆交通科研设计院;同年10月,由重庆城市投资公司牵头,与重庆规划局、重庆建委、轨道公司及交科院项目组就菜园坝长江大桥建设召开会议。
11月,菜园坝大桥采用公轨两用桥可行性研究报告完成,经重庆市 *** 组织的专家们评审获得同意。
2003年12月28日,菜园坝长江大桥动工建设。
重庆主城那些大桥限号通行?
桥隧错峰通行,错峰通行区域:高家花园大桥、高家花园大桥复线桥、石门大桥(双向)、嘉华大桥(双向)、渝澳大桥、嘉陵江大桥、曾家岩大桥(双向)、黄花园大桥(双向)、千厮门大桥(双向)、朝天门大桥(双向)、东水门大桥(双向)、长江大桥、长江大桥复线桥、菜园坝大桥(双向)、鹅公岩大桥(双向)、真武山隧道(双向)。
菜园坝长江大桥的重要意义
重庆菜园坝长江大桥(又名珊瑚长江大桥),是目前国内更大的公共交通和城市轻轨两用大跨径拱桥,主跨420米,为中国第二大跨度拱桥 ,钢结构总重18000吨。该桥结构形式采用中承式无推力钢管混凝土系杆拱桥,是集钢管拱、钢箱梁、钢桁梁各种新型桥梁结构形式和科技成果于一身的现代化桥梁,这种结构形式不仅在我国绝无仅有,而且在世界桥梁中也具有独特的地位。
菜园坝长江大桥的有关资料
桥名:重庆菜园坝长江大桥桥型:刚构、钢桁梁、系杆拱组合结构跨径:88+102+420+102+88m设计单位:重庆交通科研设计院/林同棪国际公司施工单位:中铁大桥局集团建设业主:重庆市城市建设投资公司混凝土用量(主桥): 53000m³钢材用量(主桥): 25900 t造价(全桥建安费):9.5亿元建成日期:2007年10月
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