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基本介紹

銅(tong)(tong)(tong)陵長江公(gong)鐵大橋位于蕪湖市(shi)(shi)(shi)(shi)長江下游銅(tong)(tong)(tong)官山河段(duan)荻港水道(dao)彎曲(qu)段(duan)中部(bu)，為(wei)(wei)銅(tong)(tong)(tong)南(nan)(nan)宣(xuan)高(gao)速公(gong)路(lu)(lu)（皖高(gao)速S32）組成部(bu)分之一；大橋北側(ce)為(wei)(wei)巢湖市(shi)(shi)(shi)(shi)無為(wei)(wei)市(shi)(shi)(shi)(shi)，南(nan)(nan)側(ce)為(wei)(wei)銅(tong)(tong)(tong)陵市(shi)(shi)(shi)(shi)；北起無為(wei)(wei)市(shi)(shi)(shi)(shi)塔橋高(gao)速公(gong)路(lu)(lu)樞(shu)(shu)紐，上跨長江水道(dao)，南(nan)(nan)至銅(tong)(tong)(tong)陵市(shi)(shi)(shi)(shi)鐘鳴高(gao)速公(gong)路(lu)(lu)樞(shu)(shu)紐。

銅陵長江(jiang)(jiang)公(gong)(gong)(gong)(gong)鐵大橋(qiao)的公(gong)(gong)(gong)(gong)路(lu)接(jie)線(xian)里程約(yue)38.8千米，分(fen)大橋(qiao)北(bei)岸接(jie)線(xian)與(yu)(yu)南(nan)岸接(jie)線(xian)；其中，北(bei)岸接(jie)線(xian)起(qi)自無(wu)為市神墩村劉家莊，與(yu)(yu)北(bei)沿江(jiang)(jiang)高(gao)速公(gong)(gong)(gong)(gong)路(lu)巢湖至(zhi)(zhi)無(wu)為段銜接(jie)，經塔橋(qiao)、姚溝、高(gao)溝、石板洲，接(jie)公(gong)(gong)(gong)(gong)鐵大橋(qiao)公(gong)(gong)(gong)(gong)路(lu)橋(qiao)北(bei)岸引橋(qiao)，長約(yue)25.4千米；南(nan)岸接(jie)線(xian)起(qi)至(zhi)(zhi)公(gong)(gong)(gong)(gong)鐵大橋(qiao)公(gong)(gong)(gong)(gong)路(lu)橋(qiao)南(nan)岸引橋(qiao)，經銅陵承接(jie)產業轉移示(shi)范園，至(zhi)(zhi)終點銅陵縣(xian)鐘鳴(ming)，接(jie)南(nan)沿江(jiang)(jiang)高(gao)速公(gong)(gong)(gong)(gong)路(lu)和在建的銅陵至(zhi)(zhi)南(nan)陵至(zhi)(zhi)宣(xuan)城高(gao)速公(gong)(gong)(gong)(gong)路(lu)，長約(yue)13.4千米。

建筑設計

建筑結構

整體布局

銅陵長江公鐵大橋分別由水(shui)上雙層(ceng)主(zhu)橋、無(wu)為段(duan)(duan)(duan)以及(ji)銅陵市段(duan)(duan)(duan)引(yin)橋、兩座倒Y形塔柱，以及(ji)各匝(za)道組成，主(zhu)橋路段(duan)(duan)(duan)呈西北(bei)至東(dong)南(nan)方向布置。

設計特點

銅陵長江公鐵大橋(qiao)(qiao)(qiao)(qiao)(qiao)的(de)主橋(qiao)(qiao)(qiao)(qiao)(qiao)采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)五跨連(lian)續剛桁(heng)(heng)梁(liang)斜(xie)拉(la)橋(qiao)(qiao)(qiao)(qiao)(qiao)結(jie)(jie)構，采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)縱(zong)向漂浮(fu)體(ti)系，主梁(liang)采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)鋼(gang)桁(heng)(heng)梁(liang)，鋼(gang)主梁(liang)采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)矩形(xing)(xing)(xing)(xing)斷面(mian)布置。主梁(liang)采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)將三片(pian)主桁(heng)(heng)，N形(xing)(xing)(xing)(xing)桁(heng)(heng)架，上(shang)、下(xia)(xia)(xia)弦桿均采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)箱(xiang)(xiang)(xiang)形(xing)(xing)(xing)(xing)截(jie)(jie)面(mian)，主桁(heng)(heng)腹(fu)桿采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)箱(xiang)(xiang)(xiang)形(xing)(xing)(xing)(xing)截(jie)(jie)面(mian)或H形(xing)(xing)(xing)(xing)截(jie)(jie)面(mian)；斜(xie)拉(la)索(suo)錨管(guan)置于(yu)上(shang)弦節(jie)點內，焊接(jie)(jie)于(yu)主桁(heng)(heng)節(jie)點，斜(xie)桿采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)箱(xiang)(xiang)(xiang)形(xing)(xing)(xing)(xing)、工字(zi)形(xing)(xing)(xing)(xing)及(ji)王字(zi)形(xing)(xing)(xing)(xing)截(jie)(jie)面(mian)；豎桿采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)工字(zi)形(xing)(xing)(xing)(xing)或王字(zi)形(xing)(xing)(xing)(xing)截(jie)(jie)面(mian)。主桁(heng)(heng)采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)全焊接(jie)(jie)桁(heng)(heng)片(pian)式(shi)(shi)設(she)計；將每兩個節(jie)間（約30米）范圍內的(de)上(shang)弦桿、下(xia)(xia)(xia)弦桿、腹(fu)桿及(ji)斜(xie)桿通過整體(ti)節(jie)點焊接(jie)(jie)在一(yi)起，形(xing)(xing)(xing)(xing)成穩定(ding)的(de)桁(heng)(heng)片(pian)單(dan)元(yuan)，桁(heng)(heng)片(pian)之(zhi)間通過高強度螺栓連(lian)接(jie)(jie)。鐵路(lu)橋(qiao)(qiao)(qiao)(qiao)(qiao)面(mian)系采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)正交異性整體(ti)鋼(gang)橋(qiao)(qiao)(qiao)(qiao)(qiao)面(mian)；公路(lu)橋(qiao)(qiao)(qiao)(qiao)(qiao)面(mian)系采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)正交異性鋼(gang)橋(qiao)(qiao)(qiao)(qiao)(qiao)面(mian)。橋(qiao)(qiao)(qiao)(qiao)(qiao)塔(ta)(ta)采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)C50混凝(ning)(ning)土結(jie)(jie)構，倒Y形(xing)(xing)(xing)(xing)，橋(qiao)(qiao)(qiao)(qiao)(qiao)塔(ta)(ta)上(shang)塔(ta)(ta)柱采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)單(dan)箱(xiang)(xiang)(xiang)三室(shi)結(jie)(jie)構，中塔(ta)(ta)柱采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)單(dan)箱(xiang)(xiang)(xiang)單(dan)室(shi)結(jie)(jie)構，下(xia)(xia)(xia)塔(ta)(ta)柱采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)單(dan)箱(xiang)(xiang)(xiang)雙室(shi)結(jie)(jie)構；中、下(xia)(xia)(xia)塔(ta)(ta)柱采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)梯形(xing)(xing)(xing)(xing)截(jie)(jie)面(mian)，上(shang)塔(ta)(ta)柱采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)八邊形(xing)(xing)(xing)(xing)截(jie)(jie)面(mian)橋(qiao)(qiao)(qiao)(qiao)(qiao)塔(ta)(ta)索(suo)錨區預應力鋼(gang)絞線在截(jie)(jie)面(mian)上(shang)按“井(jing)”字(zi)形(xing)(xing)(xing)(xing)布置；橋(qiao)(qiao)(qiao)(qiao)(qiao)面(mian)以上(shang)橋(qiao)(qiao)(qiao)(qiao)(qiao)塔(ta)(ta)采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)倒Y形(xing)(xing)(xing)(xing)結(jie)(jie)構，橋(qiao)(qiao)(qiao)(qiao)(qiao)面(mian)一(yi)下(xia)(xia)(xia)橋(qiao)(qiao)(qiao)(qiao)(qiao)塔(ta)(ta)向內側收攏(long)；斜(xie)拉(la)索(suo)采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)三索(suo)面(mian)布置，索(suo)導管(guan)采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)雙管(guan)式(shi)(shi)結(jie)(jie)構。除深水區3號(hao)橋(qiao)(qiao)(qiao)(qiao)(qiao)塔(ta)(ta)墩采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)沉井(jing)基(ji)礎(chu)外，其余主墩均采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)樁基(ji)礎(chu)，沉井(jing)基(ji)礎(chu)為圓端形(xing)(xing)(xing)(xing)，上(shang)部采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)混凝(ning)(ning)土結(jie)(jie)構，下(xia)(xia)(xia)部采(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)(cai)用(yong)(yong)鋼(gang)結(jie)(jie)構。

設計參數

銅陵長(chang)江公(gong)鐵大橋(qiao)線路(lu)全(quan)長(chang)51.2千米(mi)(mi)，公(gong)鐵合建段總長(chang)6032.8米(mi)(mi)，主(zhu)橋(qiao)1290米(mi)(mi)，采(cai)用（90+240+630+240+90米(mi)(mi)）跨度布(bu)(bu)置(zhi)，鋼(gang)主(zhu)梁寬(kuan)度為(wei)2x17.1米(mi)(mi)，節間長(chang)15米(mi)(mi)，桁高15.5米(mi)(mi)，總寬(kuan)34.2米(mi)(mi)。承臺平面(mian)(mian)(mian)尺(chi)寸(cun)66米(mi)(mi)×45.6米(mi)(mi)，承臺以上橋(qiao)塔高212米(mi)(mi)，上塔柱(zhu)81米(mi)(mi)高度部分順橋(qiao)向(xiang)寬(kuan)度均為(wei)9.6米(mi)(mi)，再逐漸增加至(zhi)塔底的(de)16米(mi)(mi)；橫向(xiang)尺(chi)寸(cun)：上塔柱(zhu)11至(zhi)21.1米(mi)(mi)，中塔柱(zhu)8.0米(mi)(mi)，下(xia)塔柱(zhu)8至(zhi)14米(mi)(mi)。橋(qiao)塔兩側布(bu)(bu)置(zhi)3x18根(gen)鋼(gang)絞(jiao)線斜拉索，全(quan)橋(qiao)共(gong)計228根(gen)；公(gong)路(lu)橋(qiao)面(mian)(mian)(mian)處索距15米(mi)(mi)，橋(qiao)面(mian)(mian)(mian)三索嗎橫向(xiang)相鄰索面(mian)(mian)(mian)中心(xin)距17.1米(mi)(mi)。主(zhu)墩(dun)編號為(wei)1至(zhi)6號墩(dun)，其中3號主(zhu)塔墩(dun)下(xia)端(duan)平面(mian)(mian)(mian)尺(chi)寸(cun)為(wei)62.4米(mi)(mi)×38.4米(mi)(mi)，頂(ding)端(duan)平面(mian)(mian)(mian)尺(chi)寸(cun)為(wei)64米(mi)(mi)×40米(mi)(mi)。

技術標準

道路等級

公路：高(gao)速(su)公路；合福高(gao)速(su)鐵路：客運專線；廬(lu)銅(tong)鐵路：鐵路I級

道路規模

公路(lu)：雙向六車道、合福高(gao)速(su)鐵路(lu)：雙線、廬(lu)銅鐵路(lu)：單線，按(an)雙線預留；

設計速度

公路：60千米(mi)/小(xiao)時(shi)；合(he)福高速鐵(tie)路：250千米(mi)/小(xiao)時(shi)；廬銅鐵(tie)路：160千米(mi)/小(xiao)時(shi)

荷載標準

公路-Ⅰ級(ji)（汽車(che)—超20級(ji)、掛車(che)—120）

通航水位

主(zhu)通(tong)航(hang)孔單孔：凈寬≥532米、輔助通(tong)航(hang)孔：凈寬≥182米、航(hang)水位：凈高≥32米

通航水位

+12.68米

通航等級

單孔雙向通航，北側：供萬噸級以上船(chuan)隊，5000噸級以上江海輪；南側：供所(suo)有船(chuan)舶

防震等級

橋址：地震基本烈度為(wei)VI度、主(zhu)橋：VII度設防

功能價值

銅陵長江大橋(qiao)(qiao)公鐵大橋(qiao)(qiao)的順利合(he)龍(long)，標志(zhi)著中(zhong)國新一(yi)條(tiao)南(nan)北交通大通道京福(fu)高鐵建(jian)設(she)取得(de)重大突(tu)破。（新華社 評）

銅(tong)陵長(chang)江公(gong)鐵(tie)(tie)大橋意義(yi)重大，不但是中(zhong)國鐵(tie)(tie)路橋梁建(jian)設史(shi)上一次新的跨(kua)越，2015年的竣工(gong)通(tong)車，也為(wei)合(he)福高速鐵(tie)(tie)路的全線(xian)按期建(jian)成(cheng)通(tong)車打下堅實基礎。（中(zhong)鐵(tie)(tie)大橋合(he)福鐵(tie)(tie)路銅(tong)陵長(chang)江大橋項目部(bu)相關負責人龔(gong)輝忠(zhong) 評）

針(zhen)對(dui)銅陵長江公鐵大橋的(de)設(she)計特點和(he)現場施(shi)(shi)工(gong)條(tiao)件，開(kai)展了(le)一(yi)系(xi)列(lie)技(ji)(ji)(ji)術(shu)(shu)研究，研發了(le)復雜水文地質條(tiao)件下大型基(ji)礎施(shi)(shi)工(gong)技(ji)(ji)(ji)術(shu)(shu)、全焊桁片(pian)制作與架設(she)技(ji)(ji)(ji)術(shu)(shu)、鋼箱鐵路橋面(mian)板(ban)安裝技(ji)(ji)(ji)術(shu)(shu)。桁片(pian)式鋼桁梁合龍技(ji)(ji)(ji)術(shu)(shu)、鋼絞線斜拉(la)索等值(zhi)張拉(la)智(zhi)能控(kong)制技(ji)(ji)(ji)術(shu)(shu)等一(yi)系(xi)列(lie)新技(ji)(ji)(ji)術(shu)(shu)，這(zhe)些新成(cheng)果得到了(le)成(cheng)功應(ying)用，對(dui)今后橋梁的(de)設(she)計和(he)施(shi)(shi)工(gong)均有很好的(de)參(can)考價值(zhi)。（《橋梁建設(she)》 評）

建設沿革

2006年12月(yue)，中國安(an)徽省(sheng)(sheng)省(sheng)(sheng)政(zheng)府與原中華人民共和(he)國鐵(tie)(tie)道部簽署了(le)《關于安(an)徽省(sheng)(sheng)“十一(yi)五(wu)”鐵(tie)(tie)路(lu)建(jian)設有關問(wen)題會談紀(ji)要(yao)》，銅陵長(chang)江公鐵(tie)(tie)大橋(qiao)工程入(ru)列(lie)鐵(tie)(tie)道部“十一(yi)五(wu)”規劃。

2009年2月12日(ri)，銅陵長江(jiang)公鐵大(da)橋進行水下(xia)地質勘探工(gong)程。

2010年(nian)4月18日，銅(tong)陵(ling)(ling)長江公鐵(tie)大橋動工興建；同年(nian)12月27日，銅(tong)陵(ling)(ling)長江公鐵(tie)大橋完成制造招標。

2011年8月(yue)，銅陵長江公鐵大橋進行鋼梁制造工(gong)程(cheng)。

2012年9月30日，銅(tong)陵長江公鐵大橋(qiao)進入主(zhu)橋(qiao)鋼梁架設階段。

2013年5月，銅陵長(chang)江公(gong)(gong)鐵(tie)大橋(qiao)4號墩主塔成功封頂，大橋(qiao)鋼(gang)梁建設(she)(she)進入雙懸臂架設(she)(she)施工階段；同(tong)月28日，銅陵長(chang)江公(gong)(gong)鐵(tie)大橋(qiao)主橋(qiao)鋼(gang)梁與南(nan)岸引橋(qiao)對接，進入主跨鋼(gang)梁架設(she)(she)階段；同(tong)年12月19日，銅陵長(chang)江公(gong)(gong)鐵(tie)大橋(qiao)完成合龍工程(cheng)。

2015年4月，銅陵長(chang)(chang)江(jiang)公鐵大橋全面竣工，通過(guo)靜(jing)態驗收；同(tong)年6月28日，銅陵長(chang)(chang)江(jiang)公鐵大橋下層(ceng)高速鐵路功能投(tou)入運營。

2016年1月(yue)27日，銅(tong)陵長江公(gong)鐵大橋(qiao)高速(su)公(gong)路啟用運營。

活動及其他

運營情況

票價票制

截至(zhi)2016年1月，銅(tong)陵長(chang)江公(gong)(gong)鐵大橋(qiao)收(shou)(shou)費(fei)公(gong)(gong)路收(shou)(shou)費(fei)標(biao)準(zhun)(zhun)(zhun)，按照安徽省(sheng)(sheng)交(jiao)通(tong)運輸廳、安徽省(sheng)(sheng)物價局發布的《關于調(diao)整我(wo)省(sheng)(sheng)路橋(qiao)通(tong)行(xing)(xing)費(fei)收(shou)(shou)費(fei)標(biao)準(zhun)(zhun)(zhun)的通(tong)知》（皖交(jiao)財〔2010〕391號）執行(xing)(xing)，銅(tong)陵長(chang)江公(gong)(gong)鐵大橋(qiao)接線高速公(gong)(gong)路的收(shou)(shou)費(fei)標(biao)準(zhun)(zhun)(zhun)，按照皖交(jiao)財〔2010〕391號文規定的高速公(gong)(gong)路收(shou)(shou)費(fei)標(biao)準(zhun)(zhun)(zhun)加收(shou)(shou)一座特(te)大橋(qiao)隧通(tong)行(xing)(xing)費(fei)執行(xing)(xing)；其中，四類(lei)車(che)收(shou)(shou)費(fei)標(biao)準(zhun)(zhun)(zhun)為(wei)1.3元(yuan)/車(che)·千米；貨車(che)計重(zhong)收(shou)(shou)費(fei)，基本費(fei)率為(wei)0.09元(yuan)/噸·千米，計重(zhong)費(fei)率由10噸至(zhi)40噸車(che)輛線性(xing)遞減0.05元(yuan)/噸·千米；對超(chao)越運輸認定標(biao)準(zhun)(zhun)(zhun)5軸(zhou)貨車(che)為(wei)43噸。

通行事項

截至2016年(nian)1月(yue)4日，安徽省人民政(zheng)府同意合福鐵路(lu)銅陵(ling)長江公(gong)鐵大橋(qiao)(qiao)公(gong)路(lu)橋(qiao)(qiao)及(ji)接(jie)線高(gao)速公(gong)路(lu)設站(zhan)收(shou)(shou)費(fei)(fei)(fei)，全(quan)線共設3個(ge)收(shou)(shou)費(fei)(fei)(fei)站(zhan)，均為匝道收(shou)(shou)費(fei)(fei)(fei)站(zhan)，站(zhan)名分別為：“無為南收(shou)(shou)費(fei)(fei)(fei)站(zhan)”（K15+700M處(chu)）、“銅陵(ling)北(bei)收(shou)(shou)費(fei)(fei)(fei)站(zhan)”（K32+895M處(chu)）、“無為西收(shou)(shou)費(fei)(fei)(fei)站(zhan)”（K5+700M處(chu)，預(yu)留）。

建設成果

技術難題

銅陵公鐵長江大橋(qiao)主橋(qiao)工程難(nan)點在(zai)于：1、3號墩(dun)沉(chen)(chen)井基(ji)礎施工水(shui)文地質條件(jian)復雜(za)，下沉(chen)(chen)過程中，遇到(dao)了(le)事先未曾(ceng)勘探到(dao)的(de)卵石(shi)膠結層，使沉(chen)(chen)井下沉(chen)(chen)困難(nan)；2、中國(guo)國(guo)內(nei)首次采(cai)用(yong)雙節間全焊桁片(pian)組拼(pin)鋼桁梁結構(gou)，由于全焊桁片(pian)制(zhi)造(zao)精度(du)要(yao)求(qiu)高，因此桁片(pian)豎立存放運輸(shu)安全風險大，現場安裝工藝復雜(za)；3、橋(qiao)塔根部弦桿受(shou)力最(zui)大的(de)區段及邊墩(dun)和(he)(he)輔助墩(dun)區域均(jun)采(cai)用(yong)正(zheng)交異性鋼箱(xiang)橋(qiao)面結構(gou)；鋼箱(xiang)橋(qiao)面板剛度(du)大，安裝時適應變形能力差，增加了(le)安裝難(nan)度(du)；4、中國(guo)國(guo)內(nei)首次在(zai)鐵路橋(qiao)梁上采(cai)用(yong)鋼絞線(xian)斜(xie)拉索，對(dui)施工中和(he)(he)成橋(qiao)后(hou)每束斜(xie)拉索中單(dan)根鋼絞線(xian)之間的(de)索力誤差提(ti)出了(le)很高的(de)控制(zhi)要(yao)求(qiu)。