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鄭(zheng)(zheng)新(xin)黃河(he)大(da)(da)橋(原鄭(zheng)(zheng)州黃河(he)公鐵兩用橋)是(shi)鄭(zheng)(zheng)州至新(xin)鄉(xiang)G107復線工程及京廣鐵路(lu)客運專(zhuan)線跨(kua)越黃河(he)的共用特大(da)(da)橋梁，橋位距上游(you)鄭(zheng)(zheng)州黃河(he)公路(lu)大(da)(da)橋約7km。

簡介

鄭(zheng)(zheng)新黃(huang)(huang)(huang)河(he)(he)(he)(he)(he)(he)大(da)橋(qiao)(qiao)(qiao)(原鄭(zheng)(zheng)州(zhou)黃(huang)(huang)(huang)河(he)(he)(he)(he)(he)(he)公(gong)(gong)(gong)(gong)鐵兩(liang)用(yong)橋(qiao)(qiao)(qiao))是(shi)鄭(zheng)(zheng)州(zhou)至新鄉(xiang)G107復線工程及(ji)京廣鐵路客運專線跨越黃(huang)(huang)(huang)河(he)(he)(he)(he)(he)(he)的(de)共用(yong)特大(da)橋(qiao)(qiao)(qiao)梁，橋(qiao)(qiao)(qiao)位距上(shang)游(you)鄭(zheng)(zheng)州(zhou)黃(huang)(huang)(huang)河(he)(he)(he)(he)(he)(he)公(gong)(gong)(gong)(gong)路大(da)橋(qiao)(qiao)(qiao)約7km。公(gong)(gong)(gong)(gong)路北連接(jie)線起點(dian)(dian)在原陽縣祝樓鄉(xiang)閻莊(zhuang)南同(tong)G107順接(jie)，向南經原陽縣原武鎮(zhen)與鄭(zheng)(zheng)焦晉高(gao)速相(xiang)交(jiao)，設互通立交(jiao)1座(zuo)，然后以預應力砼連續箱梁跨越黃(huang)(huang)(huang)河(he)(he)(he)(he)(he)(he)北大(da)堤，跨黃(huang)(huang)(huang)河(he)(he)(he)(he)(he)(he)部分(fen)為(wei)公(gong)(gong)(gong)(gong)鐵合建大(da)橋(qiao)(qiao)(qiao)，公(gong)(gong)(gong)(gong)鐵合建長(chang)(chang)9.177km。公(gong)(gong)(gong)(gong)路經鄭(zheng)(zheng)州(zhou)市惠濟區(qu)申莊(zhuang)村西側與規(gui)劃的(de)北四環相(xiang)交(jiao)設互通立交(jiao)1座(zuo)，終點(dian)(dian)位于鄭(zheng)(zheng)州(zhou)市金(jin)水區(qu)小賀莊(zhuang)接(jie)G107輔道。公(gong)(gong)(gong)(gong)路部分(fen)全長(chang)(chang)11.646公(gong)(gong)(gong)(gong)里(li)(li)，公(gong)(gong)(gong)(gong)鐵合建長(chang)(chang)度為(wei)9.177公(gong)(gong)(gong)(gong)里(li)(li)。目前是(shi)黃(huang)(huang)(huang)河(he)(he)(he)(he)(he)(he)上(shang)較長(chang)(chang)，也(ye)是(shi)河(he)(he)(he)(he)(he)(he)南省境內特大(da)型公(gong)(gong)(gong)(gong)鐵兩(liang)用(yong)橋(qiao)(qiao)(qiao)，公(gong)(gong)(gong)(gong)路部分(fen)設計(ji)荷載標(biao)準為(wei)標(biao)準公(gong)(gong)(gong)(gong)路一級(ji)的(de)1.3倍，設計(ji)時速為(wei)每(mei)小時一百(bai)公(gong)(gong)(gong)(gong)里(li)(li)。

結構形式

鄭新(xin)黃河大橋(qiao)按(an)照一級公(gong)(gong)(gong)(gong)路(lu)標(biao)(biao)準設(she)計(ji)，雙向六車(che)道布(bu)置，采用(yong)瀝青混凝土路(lu)面。其中，公(gong)(gong)(gong)(gong)鐵(tie)合(he)建(jian)的鄭州黃河公(gong)(gong)(gong)(gong)鐵(tie)兩用(yong)橋(qiao)是目(mu)前世界(jie)上(shang)(shang)較長的公(gong)(gong)(gong)(gong)鐵(tie)兩用(yong)橋(qiao)，合(he)建(jian)部分長9177米；也是世界(jie)上(shang)(shang)設(she)計(ji)標(biao)(biao)準較高(gao)的公(gong)(gong)(gong)(gong)鐵(tie)兩用(yong)橋(qiao)，鐵(tie)路(lu)設(she)計(ji)速度350公(gong)(gong)(gong)(gong)里/小(xiao)(xiao)時(shi)，公(gong)(gong)(gong)(gong)路(lu)設(she)計(ji)速度100公(gong)(gong)(gong)(gong)里/小(xiao)(xiao)時(shi)，荷載(zai)為國家標(biao)(biao)準的1.3倍。該橋(qiao)結構形式新(xin)，三(san)主桁(heng)、斜邊桁(heng)主梁(liang)設(she)計(ji)為世界(jie)采用(yong)，以滿足橋(qiao)面上(shang)(shang)寬下窄的要(yao)求；大橋(qiao)施工方法新(xin)，主橋(qiao)鋼梁(liang)采用(yong)多點同步拖拉架(jia)設(she)技(ji)術。

建設意義

鄭新黃(huang)河(he)大橋(qiao)項(xiang)目的建設(she)(she)，對緩解107國道鄭州(zhou)黃(huang)河(he)公(gong)路大橋(qiao)交通瓶頸(jing)，完善我省(sheng)交通運輸網絡，加強鄭州(zhou)、新鄉(xiang)兩市合作交流(liu)，加快以鄭州(zhou)為中心的中原城(cheng)市群建設(she)(she)，實現黃(huang)河(he)兩岸城(cheng)市資源共享、產業互(hu)補、生態共建，推(tui)動我省(sheng)經濟社會快速全面協調發展(zhan)，促進(jin)中部地區崛起具有重要意義(yi)。

相關信息

2010年9月29日上午9:00，鄭(zheng)新黃河大橋公路橋通車儀式在(zai)鄭(zheng)州舉行。

鄭新公鐵(tie)兩用橋(qiao)的下(xia)部(bu)分(fen)，即鄭州至(zhi)石家莊高速鐵(tie)路部(bu)分(fen)還正在加快建設中，預計2012年(nian)建成通車。