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昌九高鐵隆興大橋西支主橋合龍在即","imagesInContent":[{"size":30,"width":500,"url":"https://x0.ifengimg.com/ucms/2025_19/C02D81C30158A47F3709B1A20F08941D9B113FF2_size30_w500_h281.jpg","height":281},{"size":45,"width":500,"url":"https://x0.ifengimg.com/ucms/2025_19/3FCA2C0B622620731112D222D3C5803C3DEB0478_size45_w500_h281.jpg","height":281}],"bdImg":"http://d.ifengimg.com/w121_h75_q90/x0.ifengimg.com/ucms/2025_19/C02D81C30158A47F3709B1A20F08941D9B113FF2_size30_w500_h281.jpg","pcUrl":"http://lovetaoxin.com/c/8j8b7aKg54A","url":"http://lovetaoxin.com/c/8j8b7aKg54A","commentUrl":"ucms_8j8b7aKg54A","skey":"ee4de3","voteId":"ucms_8j8b7aKg54A","isOriginal":"0","contentData":{"contentList":[{"data":"\u003cp>江南都市報訊 闕陽洋、冷文勇、全媒體記者章娜攝影報道:“五一”假期,昌九高鐵南昌隆興大橋建設工地傳來喜訊:5月1日,隨著重達764噸的合龍段鋼箱桁梁精準吊裝到位,由昌九城際鐵路股份有限公司建設、中鐵大橋局集團施工的昌九高鐵控制性工程,創造6項世界第一的公鐵大橋最后一節鋼梁順利吊裝完成。至此,該橋控制性工程西支主橋鋼梁已全部吊裝完成,預計本月中旬實現合龍。\u003c/p>\u003cp class=\"detailPic\">\u003cimg src=\"https://x0.ifengimg.com/ucms/2025_19/C02D81C30158A47F3709B1A20F08941D9B113FF2_size30_w500_h281.jpg\" alt=\"施工現場\" />\u003c/p>\u003cp class=\"textAlignCenter picIntro\">施工現場\u003c/p>\u003cp class=\"detailPic\">\u003cimg src=\"https://x0.ifengimg.com/ucms/2025_19/3FCA2C0B622620731112D222D3C5803C3DEB0478_size45_w500_h281.jpg\" alt=\"順利吊裝\" />\u003c/p>\u003cp class=\"textAlignCenter picIntro\">順利吊裝\u003c/p>\u003cp>隆興大橋位于南昌市境內,全長19公里,由北向南依次跨越贛江西支、中支和南支,是一座集高速鐵路、城市快速路、城市主干道三種交通功能于一體的大跨度公鐵合建橋梁。此次吊裝完成的西支主橋為全線控制性工程,采用“豎琴型索面鋼箱桁組合梁斜拉橋”設計,主跨320米,全長702米,共45個鋼箱桁梁節段,單節最大重量達958噸。全橋鋼箱桁梁總重約3.41萬噸,相當于81列高速列車的總重量,其規模與施工難度均位居國內同類橋梁前列。\u003c/p>\u003cp>面對贛江航道通航凈高受限、大荷載鋼箱桁梁非連續節點受力復雜等難題,項目團隊首創“錯位分層運輸、整體提升并分層吊裝、摩擦式組合頂推”協同施工技術體系,研發鋼箱桁梁智能頂推系統,系統攻克了傳統鋼箱桁梁架設工藝在受力、通航、成本及安全等方面的瓶頸,有效保障了施工安全與精度。\u003c/p>\u003cp>西支主橋合龍后,工程將全面轉入調索及橋面系施工階段。公路段通車后,這座“超級工程”將成為南昌地標性跨江通道,為我省“交通強省”戰略注入強勁動力。\u003c/p>\u003cp>\u003cstrong>6項世界紀錄\u003c/strong>\u003c/p>\u003cp>①世界首座集12車道于一體的公鐵合建橋梁(公路車道數量最多、通行能力最大);\u003c/p>\u003cp>②世界首座主跨320米、時速350公里的無砟軌道斜拉橋;\u003c/p>\u003cp>③世界首座時速350公里的豎琴形索面斜拉橋;\u003c/p>\u003cp>④在世界上首創采用大挑臂斷面鋼桁梁的斜拉橋;\u003c/p>\u003cp>⑤世界首座使用最大直徑斜拉索的公鐵合建橋梁;\u003c/p>\u003cp>⑥世界首座采用彈性約束支座的斜拉橋。\u003c/p>","type":"text"}],"currentPage":0,"pageSize":1},"editorName":"anwenting","faceUrl":"","vestAccountDetail":{},"subscribe":{"cateid":"大江網-江南都市報","type":"source","catename":"大江網-江南都市報","description":"","cateSource":"","backgroud":"http://p1.ifengimg.com/ifengimcp/pic/20160919/d236177a15798b010c4c_size104_w720_h186.png","api":"http://api.iclient.ifeng.com/api_wemedia_list?type=source&keyword=%E5%A4%A7%E6%B1%9F%E7%BD%91-%E6%B1%9F%E5%8D%97%E9%83%BD%E5%B8%82%E6%8A%A5","originalName":"","redirectTab":"article","newsTime":"2025-05-07 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for (var i = 0,len = adKeys.length; i 江南都市報訊 闕陽洋、冷文勇、全媒體記者章娜攝影報道:“五一”假期,昌九高鐵南昌隆興大橋建設工地傳來喜訊:5月1日,隨著重達764噸的合龍段鋼箱桁梁精準吊裝到位,由昌九城際鐵路股份有限公司建設、中鐵大橋局集團施工的昌九高鐵控制性工程,創造6項世界第一的公鐵大橋最后一節鋼梁順利吊裝完成。至此,該橋控制性工程西支主橋鋼梁已全部吊裝完成,預計本月中旬實現合龍。 施工現場 順利吊裝 隆興大橋位于南昌市境內,全長19公里,由北向南依次跨越贛江西支、中支和南支,是一座集高速鐵路、城市快速路、城市主干道三種交通功能于一體的大跨度公鐵合建橋梁。此次吊裝完成的西支主橋為全線控制性工程,采用“豎琴型索面鋼箱桁組合梁斜拉橋”設計,主跨320米,全長702米,共45個鋼箱桁梁節段,單節最大重量達958噸。全橋鋼箱桁梁總重約3.41萬噸,相當于81列高速列車的總重量,其規模與施工難度均位居國內同類橋梁前列。 面對贛江航道通航凈高受限、大荷載鋼箱桁梁非連續節點受力復雜等難題,項目團隊首創“錯位分層運輸、整體提升并分層吊裝、摩擦式組合頂推”協同施工技術體系,研發鋼箱桁梁智能頂推系統,系統攻克了傳統鋼箱桁梁架設工藝在受力、通航、成本及安全等方面的瓶頸,有效保障了施工安全與精度。 西支主橋合龍后,工程將全面轉入調索及橋面系施工階段。公路段通車后,這座“超級工程”將成為南昌地標性跨江通道,為我省“交通強省”戰略注入強勁動力。 6項世界紀錄 ①世界首座集12車道于一體的公鐵合建橋梁(公路車道數量最多、通行能力最大); ②世界首座主跨320米、時速350公里的無砟軌道斜拉橋; ③世界首座時速350公里的豎琴形索面斜拉橋; ④在世界上首創采用大挑臂斷面鋼桁梁的斜拉橋; ⑤世界首座使用最大直徑斜拉索的公鐵合建橋梁; ⑥世界首座采用彈性約束支座的斜拉橋。国产VA免费精品观看精品,免费看国产曰批40分钟,精品一区二区三区在线视频,国产老熟女ass
創6項世界紀錄 昌九高鐵隆興大橋西支主橋合龍在即