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鄭新(xin)黃(huang)河大(da)橋(原鄭州(zhou)黃(huang)河公鐵兩用橋)是鄭州(zhou)至新(xin)鄉G107復線(xian)工程(cheng)及京廣鐵路客運專(zhuan)線(xian)跨越(yue)黃(huang)河的共(gong)用特大(da)橋梁，橋位距上游鄭州(zhou)黃(huang)河公路大(da)橋約7km。

簡介

鄭(zheng)新黃(huang)河(he)(he)大(da)(da)橋(qiao)(qiao)(原鄭(zheng)州黃(huang)河(he)(he)公(gong)(gong)(gong)鐵(tie)(tie)(tie)兩(liang)用(yong)橋(qiao)(qiao))是鄭(zheng)州至新鄉G107復線工程及京廣鐵(tie)(tie)(tie)路(lu)(lu)(lu)客運專(zhuan)線跨(kua)越黃(huang)河(he)(he)的共(gong)用(yong)特大(da)(da)橋(qiao)(qiao)梁，橋(qiao)(qiao)位(wei)(wei)距上游鄭(zheng)州黃(huang)河(he)(he)公(gong)(gong)(gong)路(lu)(lu)(lu)大(da)(da)橋(qiao)(qiao)約(yue)7km。公(gong)(gong)(gong)路(lu)(lu)(lu)北連接(jie)線起點(dian)在原陽縣祝樓(lou)鄉閻莊南同G107順接(jie)，向南經(jing)原陽縣原武鎮與鄭(zheng)焦(jiao)晉(jin)高速相交(jiao)，設(she)互通立交(jiao)1座，然后(hou)以預應力砼(tong)連續箱梁跨(kua)越黃(huang)河(he)(he)北大(da)(da)堤(di)，跨(kua)黃(huang)河(he)(he)部分為公(gong)(gong)(gong)鐵(tie)(tie)(tie)合建大(da)(da)橋(qiao)(qiao)，公(gong)(gong)(gong)鐵(tie)(tie)(tie)合建長9.177km。公(gong)(gong)(gong)路(lu)(lu)(lu)經(jing)鄭(zheng)州市惠濟區申莊村西側與規劃的北四(si)環相交(jiao)設(she)互通立交(jiao)1座，終(zhong)點(dian)位(wei)(wei)于鄭(zheng)州市金水區小賀莊接(jie)G107輔道。公(gong)(gong)(gong)路(lu)(lu)(lu)部分全長11.646公(gong)(gong)(gong)里，公(gong)(gong)(gong)鐵(tie)(tie)(tie)合建長度為9.177公(gong)(gong)(gong)里。目前是黃(huang)河(he)(he)上較(jiao)長，也是河(he)(he)南省境內特大(da)(da)型(xing)公(gong)(gong)(gong)鐵(tie)(tie)(tie)兩(liang)用(yong)橋(qiao)(qiao)，公(gong)(gong)(gong)路(lu)(lu)(lu)部分設(she)計(ji)荷(he)載標準(zhun)為標準(zhun)公(gong)(gong)(gong)路(lu)(lu)(lu)一級的1.3倍，設(she)計(ji)時速為每小時一百公(gong)(gong)(gong)里。

結構形式

鄭新黃(huang)河大(da)橋(qiao)(qiao)(qiao)按(an)照一級公(gong)(gong)(gong)路標準(zhun)設(she)(she)(she)計(ji)，雙向六車道布置(zhi)，采(cai)用(yong)(yong)(yong)瀝(li)青(qing)混凝土路面(mian)。其中，公(gong)(gong)(gong)鐵(tie)(tie)合建的鄭州黃(huang)河公(gong)(gong)(gong)鐵(tie)(tie)兩(liang)用(yong)(yong)(yong)橋(qiao)(qiao)(qiao)是目(mu)前世(shi)(shi)界上(shang)較長(chang)的公(gong)(gong)(gong)鐵(tie)(tie)兩(liang)用(yong)(yong)(yong)橋(qiao)(qiao)(qiao)，合建部(bu)分長(chang)9177米；也是世(shi)(shi)界上(shang)設(she)(she)(she)計(ji)標準(zhun)較高的公(gong)(gong)(gong)鐵(tie)(tie)兩(liang)用(yong)(yong)(yong)橋(qiao)(qiao)(qiao)，鐵(tie)(tie)路設(she)(she)(she)計(ji)速度350公(gong)(gong)(gong)里(li)/小時(shi)，公(gong)(gong)(gong)路設(she)(she)(she)計(ji)速度100公(gong)(gong)(gong)里(li)/小時(shi)，荷載為(wei)國家(jia)標準(zhun)的1.3倍。該橋(qiao)(qiao)(qiao)結構形式新，三主(zhu)桁、斜邊桁主(zhu)梁設(she)(she)(she)計(ji)為(wei)世(shi)(shi)界采(cai)用(yong)(yong)(yong)，以(yi)滿足(zu)橋(qiao)(qiao)(qiao)面(mian)上(shang)寬下窄(zhai)的要求；大(da)橋(qiao)(qiao)(qiao)施(shi)工(gong)方法新，主(zhu)橋(qiao)(qiao)(qiao)鋼梁采(cai)用(yong)(yong)(yong)多點同步拖拉(la)架設(she)(she)(she)技術。

建設意義

鄭新(xin)黃河大橋項目(mu)的建(jian)設(she)(she)，對緩解107國(guo)道鄭州(zhou)黃河公路大橋交(jiao)通瓶頸，完善我省交(jiao)通運輸(shu)網絡，加(jia)強鄭州(zhou)、新(xin)鄉兩(liang)市(shi)合作(zuo)交(jiao)流(liu)，加(jia)快以(yi)鄭州(zhou)為中心的中原城(cheng)市(shi)群建(jian)設(she)(she)，實(shi)現黃河兩(liang)岸城(cheng)市(shi)資源共享(xiang)、產業互補、生態共建(jian)，推動我省經濟社(she)會快速全面協調發展，促進中部(bu)地區崛起具有重要意義。

相關信息

2010年9月29日上午9:00，鄭新黃河大橋公路橋通車(che)儀式在鄭州舉行(xing)。

鄭新公鐵(tie)(tie)兩用橋(qiao)的下部分(fen)，即(ji)鄭州(zhou)至石家莊高速鐵(tie)(tie)路部分(fen)還正在加快建(jian)設中，預計2012年建(jian)成(cheng)通車(che)。