芒果视频

網站分類
登錄 |    
鴨池河特大橋
0 票數:0 #現代橋梁#
鴨池河特大橋是貴黔高速的控制性工程,成貴高鐵6座重點橋梁之一,大橋橋面寬28米,全長1450米,橋面與水面距離為434米,高度排名世界第五位。其全長971米,建造地址構造復雜,為典型的喀斯特高原、峽谷地貌類型。大橋主跨800米,居世界山區鋼桁梁斜拉橋之最。2016年11日18日,世界上最大的跨徑中承式空腹鋼混結合提籃拱橋正式合龍。
  • 外文名: the Yachihe grand bridge
  • 建成時間: 2014年12月(yue)
  • 所在地址: 貴(gui)州(zhou)省(sheng)貴(gui)陽市清鎮市與黔西(xi)縣交(jiao)界鴨池(chi)河
詳(xiang)細介紹 PROFILE +

基本介紹

成都至(zhi)貴(gui)(gui)陽(yang)高(gao)(gao)速(su)鐵(tie)路(lu)是(shi)我國(guo)西北、西南(nan)至(zhi)華(hua)南(nan)的(de)區(qu)(qu)際快速(su)鐵(tie)路(lu)新通道,全(quan)長(chang)(chang)515公里,總投資646億元,沿線多處于高(gao)(gao)山河(he)(he)谷(gu)(gu)(gu)地(di)(di)(di)(di)(di)帶,地(di)(di)(di)(di)(di)質情況差。整(zheng)(zheng)條鐵(tie)路(lu)將跨越(yue)大(da)(da)渡河(he)(he)、岷江、金沙江三(san)大(da)(da)河(he)(he)流,線路(lu)79%為(wei)(wei)(wei)(wei)(wei)(wei)橋(qiao)(qiao)(qiao)(qiao)隧,其中(zhong)(zhong)正(zheng)線橋(qiao)(qiao)(qiao)(qiao)梁(liang)(liang)總計365座(zuo)(zuo)。因(yin)此,成貴(gui)(gui)鐵(tie)路(lu)被稱(cheng)為(wei)(wei)(wei)(wei)(wei)(wei)“世界第一(yi)條山區(qu)(qu)高(gao)(gao)速(su)鐵(tie)路(lu)”。建成后,貴(gui)(gui)陽(yang)至(zhi)成都的(de)火(huo)車時(shi)間(jian)將由現在的(de)12小時(shi)左(zuo)右縮短至(zhi)3小時(shi)。鴨池(chi)河(he)(he)特(te)大(da)(da)橋(qiao)(qiao)(qiao)(qiao)為(wei)(wei)(wei)(wei)(wei)(wei)成貴(gui)(gui)高(gao)(gao)鐵(tie)6座(zuo)(zuo)重點(dian)橋(qiao)(qiao)(qiao)(qiao)梁(liang)(liang)之(zhi)(zhi)一(yi),大(da)(da)橋(qiao)(qiao)(qiao)(qiao)全(quan)長(chang)(chang)971米(mi),建造地(di)(di)(di)(di)(di)址構(gou)造復雜,為(wei)(wei)(wei)(wei)(wei)(wei)典型(xing)的(de)喀(ka)斯特(te)高(gao)(gao)原(yuan)、峽谷(gu)(gu)(gu)地(di)(di)(di)(di)(di)貌類型(xing)。全(quan)長(chang)(chang)971米(mi)的(de)成貴(gui)(gui)鐵(tie)路(lu)鴨池(chi)河(he)(he)特(te)大(da)(da)橋(qiao)(qiao)(qiao)(qiao),拱(gong)(gong)(gong)(gong)肋采(cai)用(yong)(yong)鋼(gang)(gang)(gang)砼結(jie)合拱(gong)(gong)(gong)(gong)方案(an),拱(gong)(gong)(gong)(gong)上部分為(wei)(wei)(wei)(wei)(wei)(wei)雙(shuang)(shuang)(shuang)柱式(shi)框架(jia)墩(dun),主(zhu)梁(liang)(liang)為(wei)(wei)(wei)(wei)(wei)(wei)單箱(xiang)三(san)室(shi)預(yu)(yu)(yu)應(ying)(ying)力(li)(li)混凝(ning)(ning)土梁(liang)(liang)。拱(gong)(gong)(gong)(gong)座(zuo)(zuo)開(kai)挖深(shen)度44米(mi),挖方量7.54萬(wan)立方米(mi);單個(ge)拱(gong)(gong)(gong)(gong)座(zuo)(zuo)混凝(ning)(ning)土體(ti)積為(wei)(wei)(wei)(wei)(wei)(wei)2.31萬(wan)立方米(mi),過(guo)渡橋(qiao)(qiao)(qiao)(qiao)墩(dun)墩(dun)身(shen)(shen)高(gao)(gao)度最高(gao)(gao)為(wei)(wei)(wei)(wei)(wei)(wei)67.52米(mi),橋(qiao)(qiao)(qiao)(qiao)面(mian)(mian)至(zhi)水(shui)面(mian)(mian)244米(mi)。全(quan)橋(qiao)(qiao)(qiao)(qiao)需用(yong)(yong)鋼(gang)(gang)(gang)筋(jin)9900噸,鋼(gang)(gang)(gang)材12000噸,預(yu)(yu)(yu)應(ying)(ying)力(li)(li)鋼(gang)(gang)(gang)索(suo)780噸。峽谷(gu)(gu)(gu)地(di)(di)(di)(di)(di)區(qu)(qu)(鴨池(chi)河(he)(he)河(he)(he)谷(gu)(gu)(gu))基(ji)本(ben)為(wei)(wei)(wei)(wei)(wei)(wei)陡(dou)峻的(de)斜坡(po)及峭壁地(di)(di)(di)(di)(di)形(xing)(xing),谷(gu)(gu)(gu)頂高(gao)(gao)程(cheng)(cheng)(cheng)大(da)(da)致(zhi)在1000~1100米(mi)左(zuo)右,其中(zhong)(zhong)1100~1000米(mi)為(wei)(wei)(wei)(wei)(wei)(wei)斜坡(po)地(di)(di)(di)(di)(di)形(xing)(xing),為(wei)(wei)(wei)(wei)(wei)(wei)寬谷(gu)(gu)(gu)期地(di)(di)(di)(di)(di)貌。1000米(mi)高(gao)(gao)程(cheng)(cheng)(cheng)以(yi)下(xia)(xia)以(yi)陡(dou)壁地(di)(di)(di)(di)(di)形(xing)(xing)為(wei)(wei)(wei)(wei)(wei)(wei)主(zhu),為(wei)(wei)(wei)(wei)(wei)(wei)峽谷(gu)(gu)(gu)期地(di)(di)(di)(di)(di)貌,切深(shen)達170~300米(mi),河(he)(he)谷(gu)(gu)(gu)狹窄、岸坡(po)陡(dou)峻,巖(yan)(yan)溶(rong)形(xing)(xing)態(tai)以(yi)巖(yan)(yan)溶(rong)洞(dong)穴為(wei)(wei)(wei)(wei)(wei)(wei)主(zhu),兩(liang)岸溶(rong)洞(dong)及巖(yan)(yan)溶(rong)地(di)(di)(di)(di)(di)下(xia)(xia)水(shui)具成層性分布特(te)點(dian)。大(da)(da)橋(qiao)(qiao)(qiao)(qiao)全(quan)長(chang)(chang)971米(mi),跨徑布置為(wei)(wei)(wei)(wei)(wei)(wei):8×32.7米(mi)簡支(zhi)箱(xiang)梁(liang)(liang)+(32.7+2×61.75)米(mi) T構(gou)梁(liang)(liang)+(1-436)米(mi)中(zhong)(zhong)承(cheng)式(shi)鋼(gang)(gang)(gang)-砼結(jie)合拱(gong)(gong)(gong)(gong)橋(qiao)(qiao)(qiao)(qiao)+(2×61.75+32.7)米(mi) T構(gou)梁(liang)(liang)+2×24.7 米(mi)簡支(zhi)箱(xiang)梁(liang)(liang)。主(zhu)橋(qiao)(qiao)(qiao)(qiao)為(wei)(wei)(wei)(wei)(wei)(wei)(1-436)米(mi)中(zhong)(zhong)承(cheng)式(shi)鋼(gang)(gang)(gang)-砼結(jie)合拱(gong)(gong)(gong)(gong)橋(qiao)(qiao)(qiao)(qiao),拱(gong)(gong)(gong)(gong)肋采(cai)用(yong)(yong)鋼(gang)(gang)(gang)-砼結(jie)合拱(gong)(gong)(gong)(gong)方案(an),拱(gong)(gong)(gong)(gong)上立柱采(cai)用(yong)(yong)雙(shuang)(shuang)(shuang)柱式(shi)框架(jia)墩(dun),主(zhu)梁(liang)(liang)采(cai)用(yong)(yong)單箱(xiang)三(san)室(shi)預(yu)(yu)(yu)應(ying)(ying)力(li)(li)混凝(ning)(ning)土梁(liang)(liang)。主(zhu)橋(qiao)(qiao)(qiao)(qiao)拱(gong)(gong)(gong)(gong)座(zuo)(zuo)為(wei)(wei)(wei)(wei)(wei)(wei)整(zheng)(zheng)體(ti)嵌巖(yan)(yan)基(ji)礎,拱(gong)(gong)(gong)(gong)座(zuo)(zuo)基(ji)礎尺寸分別為(wei)(wei)(wei)(wei)(wei)(wei)60.0×28.5m×高(gao)(gao)30.2米(mi)(成都側(ce))、50.0×28.5m×高(gao)(gao)26.2米(mi)(貴(gui)(gui)陽(yang)側(ce))。主(zhu)橋(qiao)(qiao)(qiao)(qiao)過(guo)渡墩(dun)直接支(zhi)承(cheng)在拱(gong)(gong)(gong)(gong)座(zuo)(zuo)基(ji)礎上,墩(dun)身(shen)(shen)采(cai)用(yong)(yong)薄壁空心墩(dun),圓端形(xing)(xing)截(jie)面(mian)(mian),四(si)向變坡(po),坡(po)度1:40(橫(heng)向)、1:35(縱向),墩(dun)身(shen)(shen)高(gao)(gao)度67.526米(mi)。引橋(qiao)(qiao)(qiao)(qiao)結(jie)構(gou)形(xing)(xing)式(shi)采(cai)用(yong)(yong)(2×61.75+32.7)米(mi)預(yu)(yu)(yu)應(ying)(ying)力(li)(li)混凝(ning)(ning)土T構(gou)和32.7米(mi)、24.7米(mi)跨預(yu)(yu)(yu)應(ying)(ying)力(li)(li)混凝(ning)(ning)土簡支(zhi)箱(xiang)梁(liang)(liang)。如(ru)果(guo)只是(shi)橋(qiao)(qiao)(qiao)(qiao)長(chang)(chang)和跨度,無論說起來(lai)(lai)、聽起來(lai)(lai)、看起來(lai)(lai),規模都算(suan)不上太大(da)(da)。之(zhi)(zhi)所以(yi)被冠(guan)以(yi)“特(te)大(da)(da)橋(qiao)(qiao)(qiao)(qiao)”之(zhi)(zhi)名,是(shi)因(yin)為(wei)(wei)(wei)(wei)(wei)(wei)它的(de)主(zhu)橋(qiao)(qiao)(qiao)(qiao)為(wei)(wei)(wei)(wei)(wei)(wei)跨徑436米(mi)的(de)中(zhong)(zhong)承(cheng)式(shi)鋼(gang)(gang)(gang)混結(jie)合拱(gong)(gong)(gong)(gong)橋(qiao)(qiao)(qiao)(qiao),這種橋(qiao)(qiao)(qiao)(qiao)型(xing)和跨度,在中(zhong)(zhong)承(cheng)式(shi)雙(shuang)(shuang)(shuang)線鐵(tie)路(lu)橋(qiao)(qiao)(qiao)(qiao)梁(liang)(liang)中(zhong)(zhong)是(shi)首(shou)例,讓它當之(zhi)(zhi)無愧地(di)(di)(di)(di)(di)成為(wei)(wei)(wei)(wei)(wei)(wei)了(le)成貴(gui)(gui)鐵(tie)路(lu)全(quan)線橋(qiao)(qiao)(qiao)(qiao)梁(liang)(liang)工程(cheng)(cheng)(cheng)僅有的(de)兩(liang)個(ge)控制性工程(cheng)(cheng)(cheng)之(zhi)(zhi)一(yi)。

建筑特色

鴨(ya)池河特大(da)橋之特,在于無(wu)先例可以(yi)參考(kao),難在無(wu)經驗(yan)可以(yi)借鑒,難在桁架提籃(lan)拱(gong)拱(gong)肋結構(gou)復(fu)雜(za),拱(gong)肋制造、拼裝精度要(yao)求(qiu)高(gao),拱(gong)肋外(wai)包混凝(ning)土技術(shu)要(yao)求(qiu)高(gao),線(xian)形(xing)控制難度大(da)。

由于(yu)技(ji)(ji)術(shu)含(han)量太(tai)高,相(xiang)關(guan)部門專門開(kai)展了(le)主(zhu)橋(qiao)抗風性能、鋼(gang)砼結合拱(gong)肋構(gou)(gou)造、拱(gong)座大(da)(da)體積混凝土施(shi)工技(ji)(ji)術(shu)、拱(gong)肋鋼(gang)結構(gou)(gou)預埋件安裝及定(ding)位(wei)(wei)施(shi)工技(ji)(ji)術(shu)、大(da)(da)跨大(da)(da)噸位(wei)(wei)纜索設計及扣掛(gua)施(shi)工技(ji)(ji)術(shu)、吊(diao)掛(gua)法現澆拱(gong)圈內主(zhu)梁(liang)施(shi)工技(ji)(ji)術(shu)、大(da)(da)跨度拱(gong)橋(qiao)吊(diao)桿安裝及張拉控制技(ji)(ji)術(shu)等多(duo)項專題研究,全方位(wei)(wei)確(que)保(bao)大(da)(da)橋(qiao)的順利施(shi)工。

鴨池河特(te)大(da)(da)橋的10號(hao)、11號(hao)橋墩是(shi)制約全橋工(gong)(gong)程進(jin)度的關(guan)鍵控制點。為確保全橋總體工(gong)(gong)程進(jin)度,負(fu)責施工(gong)(gong)的中鐵大(da)(da)橋局成(cheng)貴鐵路(lu)5標第三(san)項目分部,從今年(nian)3月(yue)14日開始(shi),組織了大(da)(da)干100天(tian)暨“六比六創”大(da)(da)橋杯勞(lao)動(dong)競賽活動(dong)。擬通過勞(lao)動(dong)競賽的形式,全面調動(dong)干部職工(gong)(gong)的積極性,確保5月(yue)25日前完(wan)成(cheng)扣塔拼裝,6月(yue)25日前完(wan)成(cheng)纜塔拼裝。

據中鐵大橋(qiao)局(ju)施工負責人介(jie)紹,目(mu)前(qian)大橋(qiao)拱(gong)肋首節定位支架(jia)已經(jing)完(wan)成,預計5月(yue)25日(ri)(ri)完(wan)成拱(gong)座(zuo)預留槽及拱(gong)腳混凝土施工,6月(yue)17日(ri)(ri)前(qian)完(wan)成墩身(shen)工程。

活動及其他

這(zhe)是一個(ge)不一樣的地(di)方,山美(mei),水美(mei),人更美(mei)!山會讓(rang)(rang)你(ni)(ni)嘆(tan),水會讓(rang)(rang)你(ni)(ni)醉(zui),人會讓(rang)(rang)你(ni)(ni)戀(lian)!鴨池河(he)(he)的景致會讓(rang)(rang)你(ni)(ni)難忘(wang):山勝(sheng)似三峽,水勝(sheng)似漓江!在索(suo)風營(ying)電站上游大(da)約8公(gong)里(li)的地(di)方,黔西縣鐵石(shi)鄉米(mi)新(xin)寨村與清鎮市暗流鎮沙男村隔河(he)(he)相望,陡(dou)峭的山勢和(he)深切的峽谷,既(ji)為(wei)兩岸帶來了(le)美(mei)麗的風光,也帶來了(le)諸多的不便,比如(ru)交通(tong)。

當(dang)然,不(bu)便都是(shi)過去(qu)的(de)事。現在(zai),因為(wei)成貴鐵(tie)路鴨池河特大(da)橋的(de)存在(zai),這里的(de)風(feng)光(guang)更加瑰麗,交通(tong)狀(zhuang)況也正(zheng)在(zai)改變(bian)。

事實(shi)上,建(jian)設(she)(she)(she)者們燦(can)爛笑容的(de)背后,也意味(wei)著這(zhe)條拱橋的(de)修建(jian)克服了(le)(le)種種困難。一座承載高速鐵(tie)路(lu)的(de)山區拱橋,鋼拱肋(lei)的(de)架設(she)(she)(she)必須(xu)采用纜索(suo)吊(diao)機(ji)(ji)“斜拉扣掛”法施(shi)工,需要(yao)一邊安(an)裝(zhuang)拱橋的(de)拱肋(lei),一邊建(jian)一座斜拉橋。這(zhe)種施(shi)工方法要(yao)求纜索(suo)吊(diao)機(ji)(ji)必須(xu)足夠大(da)(da)(da),足夠高。“這(zhe)是(shi)我(wo)們中鐵(tie)大(da)(da)(da)橋局為大(da)(da)(da)橋建(jian)設(she)(she)(she)自主(zhu)研發(fa)、設(she)(she)(she)計的(de)大(da)(da)(da)型起重(zhong)(zhong)(zhong)裝(zhuang)備(bei)纜索(suo)吊(diao),目前(qian)是(shi)我(wo)國(guo)同類(lei)型中最(zui)大(da)(da)(da)規模的(de)橫(heng)移式纜索(suo)吊(diao),其(qi)單(dan)次吊(diao)重(zhong)(zhong)(zhong)最(zui)大(da)(da)(da)單(dan)件吊(diao)裝(zhuang)重(zhong)(zhong)(zhong)量270噸,也刷(shua)新了(le)(le)國(guo)內同類(lei)起重(zhong)(zhong)(zhong)設(she)(she)(she)備(bei)施(shi)工紀錄。”施(shi)工現(xian)場相關負責人(ren)介紹。

建設的難度和技術的先進,從另(ling)一組數據(ju)就可以看得出,纜索吊機跨(kua)徑(jing)460米(mi)、吊重(zhong)240噸(dun),相(xiang)當于同時吊起70頭成年大象;吊機塔架(jia)184米(mi),吊機頂(ding)距水面344米(mi),相(xiang)當于115層(ceng)樓高(gao)。拱肋(lei)一節節越架(jia)越高(gao),最(zui)后高(gao)度距水面270米(mi)。也就是(shi)說,施工面基本都在300米(mi)左右(you)的高(gao)空。

實際(ji)上,這(zhe)座(zuo)橋(qiao)(qiao)梁創(chuang)下的(de)紀錄遠(yuan)不止這(zhe)些。因(yin)為(wei)橋(qiao)(qiao)址處(chu)地質情(qing)況為(wei)典型的(de)喀斯特高原、峽谷(gu)地貌(mao)類型,河(he)道兩岸巖崖(ya)陡(dou)峭,地勢險(xian)峻(jun),有部分巖崖(ya)與河(he)面夾(jia)角甚至達到(dao)90度。為(wei)了解決(jue)這(zhe)一難題,設計(ji)(ji)方(fang)(fang)經過科學計(ji)(ji)算和反復論(lun)證,創(chuang)新地提(ti)出了中(zhong)承式空腹鋼(gang)混結合提(ti)籃(lan)拱橋(qiao)(qiao)的(de)橋(qiao)(qiao)型方(fang)(fang)案,是世界上首座(zuo)用于雙(shuang)線高速鐵路上的(de)中(zhong)承式空腹鋼(gang)混結合提(ti)籃(lan)拱橋(qiao)(qiao)。

本百科(ke)詞條(tiao)由網站注冊用戶【 歲月靜好(hao) 】編(bian)輯上(shang)傳(chuan)(chuan)提(ti)供,詞(ci)條(tiao)屬于(yu)(yu)開放詞(ci)條(tiao),當前頁面(mian)所(suo)(suo)展示(shi)的(de)詞(ci)條(tiao)介紹涉(she)及宣傳(chuan)(chuan)內(nei)容屬于(yu)(yu)注冊用戶個人編(bian)輯行為(wei)(wei),與【鴨池(chi)河(he)特大橋(qiao)】的(de)所(suo)(suo)屬企業/所(suo)(suo)有人/主(zhu)體無關,網站(zhan)不完全(quan)保證內(nei)容信息的(de)準(zhun)確性、真實(shi)性,也(ye)不代表本站(zhan)立場(chang),各項數(shu)據信息存在更(geng)新不及時的(de)情況,僅供參考,請(qing)以官方發布為(wei)(wei)準(zhun)。如(ru)果頁面(mian)內(nei)容與實(shi)際情況不符,可點擊“反饋”在線向網站(zhan)提(ti)出修改(gai),網站(zhan)將核實(shi)后(hou)進(jin)行更(geng)正。 反饋
詞條所在榜單
發表評論
您還未登錄,依《網絡安全法》相關要求,請您登錄賬戶后再提交發布信息。點擊登錄>>如您還未注冊,可,感謝您的理解及支持!
最(zui)新評論
暫無評論
網站提醒和聲明
本站為注(zhu)冊用(yong)戶提供信息(xi)存儲空間服(fu)務,非(fei)“MAIGOO編輯上(shang)傳(chuan)提供”的文(wen)章/文(wen)字(zi)均是注(zhu)冊用(yong)戶自主(zhu)發布上(shang)傳(chuan),不代(dai)表本站觀(guan)點,版權(quan)歸原作者所有(you),如有(you)侵權(quan)、虛(xu)假信息(xi)、錯誤信息(xi)或(huo)任何(he)問(wen)題,請及時聯(lian)系我(wo)們(men),我(wo)們(men)將(jiang)在第一時間刪除或(huo)更正(zheng)。 申請刪除>> 糾錯>> 投訴侵權>> 網頁(ye)上相關信息的知識產權(quan)(quan)歸網站方所有(you)(包括但不限(xian)于文字、圖片、圖表、著作權(quan)(quan)、商(shang)標(biao)權(quan)(quan)、為用(yong)戶提供的商(shang)業信息等),非(fei)經許可不得抄襲或使(shi)用(yong)。
提(ti)交說明: 查看提交幫助>> 注冊登錄>>
頁面相關分類
熱門模塊
已有4083143個品牌入駐 更新521334個招商信息 已發布1612110個代理需求 已有1395321條品牌點贊