文章來源：中國鐵道建筑總公司 發布時間：2015-06-11
6月8日，隨著最后兩根500米長鋼軌緩緩落在鄭州東站混凝土軌枕上，標志著中國鐵建十五局集團鄭開城際鐵路全線鋪軌工程順利完成，為后續聯調聯試及通車運營奠定了堅實基礎。
鄭(zheng)開(kai)城(cheng)(cheng)(cheng)際鐵(tie)路位于河(he)(he)南(nan)省中原城(cheng)(cheng)(cheng)市(shi)群的(de)東(dong)(dong)部，西起河(he)(he)南(nan)省省會鄭(zheng)州(zhou)市(shi)，東(dong)(dong)至七(qi)朝古都開(kai)封市(shi)，線(xian)(xian)路西連鄭(zheng)州(zhou)樞紐，與京(jing)廣、徐(xu)蘭客運(yun)專線(xian)(xian)、鄭(zheng)焦、鄭(zheng)洛城(cheng)(cheng)(cheng)際鐵(tie)路及既(ji)有京(jing)廣、隴(long)海(hai)鐵(tie)路銜接，東(dong)(dong)止開(kai)封地(di)區開(kai)封城(cheng)(cheng)(cheng)際站(zhan)，雙(shuang)線(xian)(xian)鋪(pu)(pu)(pu)軌(gui)(gui)全長(chang)102km，設計時(shi)速為200km/h，沿(yan)線(xian)(xian)途徑鄭(zheng)州(zhou)東(dong)(dong)站(zhan)、鄭(zheng)信路站(zhan)、綠博園站(zhan)、運(yun)糧河(he)(he)站(zhan)、宋城(cheng)(cheng)(cheng)路站(zhan)。全線(xian)(xian)采(cai)用(yong)(yong)有碴軌(gui)(gui)道(dao)(dao)，60Kg/m鋼軌(gui)(gui)，重(zhong)型(xing)軌(gui)(gui)道(dao)(dao)結構，并一次鋪(pu)(pu)(pu)設跨區間無縫線(xian)(xian)路。正(zheng)線(xian)(xian)鋼軌(gui)(gui)采(cai)用(yong)(yong)500m長(chang)鋼軌(gui)(gui)，站(zhan)線(xian)(xian)鋪(pu)(pu)(pu)軌(gui)(gui)采(cai)用(yong)(yong)100m定尺軌(gui)(gui)，60Kg/m、U71MnG無螺(luo)栓孔(kong)新鋼軌(gui)(gui)，1/18型(xing)60kg/m道(dao)(dao)岔(cha)10組(zu)，1/12型(xing)60kg/m道(dao)(dao)岔(cha)2組(zu)。正(zheng)線(xian)(xian)長(chang)鋼軌(gui)(gui)鋪(pu)(pu)(pu)設采(cai)用(yong)(yong)單枕法，站(zhan)線(xian)(xian)鋪(pu)(pu)(pu)軌(gui)(gui)采(cai)用(yong)(yong)人(ren)(ren)工鋪(pu)(pu)(pu)設法，道(dao)(dao)岔(cha)及配件用(yong)(yong)汽(qi)車拉運(yun)至現場，人(ren)(ren)工進行鋪(pu)(pu)(pu)設。