芒果视频

鄭新(xin)黃(huang)(huang)河(he)大(da)(da)橋(qiao)(qiao)(qiao)(原鄭州(zhou)黃(huang)(huang)河(he)公(gong)鐵兩用橋(qiao)(qiao)(qiao))是鄭州(zhou)至新(xin)鄉G107復(fu)線工程及京廣鐵路(lu)客運專線跨越黃(huang)(huang)河(he)的共(gong)用特大(da)(da)橋(qiao)(qiao)(qiao)梁，橋(qiao)(qiao)(qiao)位(wei)距上(shang)游鄭州(zhou)黃(huang)(huang)河(he)公(gong)路(lu)大(da)(da)橋(qiao)(qiao)(qiao)約7km。

簡介

鄭(zheng)新黃(huang)(huang)河(he)大(da)(da)橋(qiao)(qiao)(原(yuan)鄭(zheng)州(zhou)黃(huang)(huang)河(he)公(gong)(gong)(gong)(gong)鐵(tie)兩(liang)用(yong)橋(qiao)(qiao))是鄭(zheng)州(zhou)至(zhi)新鄉(xiang)G107復(fu)線(xian)工程(cheng)及京廣鐵(tie)路(lu)(lu)客運專線(xian)跨越黃(huang)(huang)河(he)的(de)共用(yong)特大(da)(da)橋(qiao)(qiao)梁，橋(qiao)(qiao)位(wei)距上(shang)游鄭(zheng)州(zhou)黃(huang)(huang)河(he)公(gong)(gong)(gong)(gong)路(lu)(lu)大(da)(da)橋(qiao)(qiao)約7km。公(gong)(gong)(gong)(gong)路(lu)(lu)北(bei)連(lian)接線(xian)起點在(zai)原(yuan)陽(yang)縣祝樓(lou)鄉(xiang)閻莊(zhuang)(zhuang)南同(tong)G107順接，向南經(jing)原(yuan)陽(yang)縣原(yuan)武鎮與鄭(zheng)焦晉(jin)高速(su)相交，設互(hu)通立交1座，然后以預應力砼(tong)連(lian)續(xu)箱(xiang)梁跨越黃(huang)(huang)河(he)北(bei)大(da)(da)堤，跨黃(huang)(huang)河(he)部(bu)(bu)分為(wei)公(gong)(gong)(gong)(gong)鐵(tie)合建(jian)大(da)(da)橋(qiao)(qiao)，公(gong)(gong)(gong)(gong)鐵(tie)合建(jian)長(chang)(chang)9.177km。公(gong)(gong)(gong)(gong)路(lu)(lu)經(jing)鄭(zheng)州(zhou)市惠濟區申莊(zhuang)(zhuang)村西(xi)側與規劃的(de)北(bei)四環相交設互(hu)通立交1座，終點位(wei)于鄭(zheng)州(zhou)市金水區小賀(he)莊(zhuang)(zhuang)接G107輔道。公(gong)(gong)(gong)(gong)路(lu)(lu)部(bu)(bu)分全長(chang)(chang)11.646公(gong)(gong)(gong)(gong)里(li)，公(gong)(gong)(gong)(gong)鐵(tie)合建(jian)長(chang)(chang)度(du)為(wei)9.177公(gong)(gong)(gong)(gong)里(li)。目前是黃(huang)(huang)河(he)上(shang)較長(chang)(chang)，也是河(he)南省境內特大(da)(da)型(xing)公(gong)(gong)(gong)(gong)鐵(tie)兩(liang)用(yong)橋(qiao)(qiao)，公(gong)(gong)(gong)(gong)路(lu)(lu)部(bu)(bu)分設計荷載(zai)標(biao)準(zhun)為(wei)標(biao)準(zhun)公(gong)(gong)(gong)(gong)路(lu)(lu)一級的(de)1.3倍，設計時(shi)速(su)為(wei)每小時(shi)一百(bai)公(gong)(gong)(gong)(gong)里(li)。

結構形式

鄭(zheng)新黃(huang)(huang)河(he)大(da)橋(qiao)按照一(yi)級(ji)公(gong)路(lu)標準(zhun)設(she)計，雙向六車道布置，采用(yong)(yong)瀝青混凝土路(lu)面(mian)。其中，公(gong)鐵(tie)(tie)合(he)建的(de)鄭(zheng)州(zhou)黃(huang)(huang)河(he)公(gong)鐵(tie)(tie)兩用(yong)(yong)橋(qiao)是(shi)目前世界上較(jiao)長(chang)的(de)公(gong)鐵(tie)(tie)兩用(yong)(yong)橋(qiao)，合(he)建部(bu)分長(chang)9177米；也是(shi)世界上設(she)計標準(zhun)較(jiao)高(gao)的(de)公(gong)鐵(tie)(tie)兩用(yong)(yong)橋(qiao)，鐵(tie)(tie)路(lu)設(she)計速度350公(gong)里(li)/小時(shi)，公(gong)路(lu)設(she)計速度100公(gong)里(li)/小時(shi)，荷載為(wei)國(guo)家標準(zhun)的(de)1.3倍。該橋(qiao)結構形(xing)式(shi)新，三主桁、斜邊桁主梁設(she)計為(wei)世界采用(yong)(yong)，以滿足橋(qiao)面(mian)上寬(kuan)下窄的(de)要求(qiu)；大(da)橋(qiao)施工方法新，主橋(qiao)鋼梁采用(yong)(yong)多點(dian)同步拖拉架(jia)設(she)技術。

建設意義

鄭(zheng)新黃(huang)河大橋項目的(de)建(jian)設，對緩解107國道鄭(zheng)州(zhou)黃(huang)河公路大橋交通瓶頸，完善我省(sheng)交通運輸網絡，加強鄭(zheng)州(zhou)、新鄉兩市(shi)合作交流，加快以鄭(zheng)州(zhou)為中心的(de)中原城(cheng)市(shi)群建(jian)設，實現黃(huang)河兩岸城(cheng)市(shi)資源共(gong)享(xiang)、產(chan)業互補、生態(tai)共(gong)建(jian)，推動我省(sheng)經(jing)濟社會快速全面協調發展，促進中部地區崛起具有重要意(yi)義。

相關信息

2010年9月29日上午9:00，鄭新黃河大橋(qiao)公路橋(qiao)通車儀(yi)式在鄭州舉行。

鄭新(xin)公鐵兩用橋的(de)下(xia)部分，即鄭州至石(shi)家莊高速鐵路部分還正在加(jia)快建設中，預(yu)計2012年(nian)建成(cheng)通車。