文章來源：中國(guo)鐵道建筑(zhu)總公司 發布(bu)時(shi)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)(zheng)(zheng)開城(cheng)際鐵(tie)路(lu)位(wei)于河南省(sheng)中原(yuan)城(cheng)市(shi)群的東部，西(xi)起河南省(sheng)省(sheng)會鄭(zheng)(zheng)(zheng)州市(shi)，東至(zhi)七朝(chao)古(gu)都開封(feng)市(shi)，線(xian)(xian)路(lu)西(xi)連鄭(zheng)(zheng)(zheng)州樞紐，與京廣、徐蘭客運專線(xian)(xian)、鄭(zheng)(zheng)(zheng)焦、鄭(zheng)(zheng)(zheng)洛城(cheng)際鐵(tie)路(lu)及既(ji)有京廣、隴(long)海鐵(tie)路(lu)銜接，東止開封(feng)地區開封(feng)城(cheng)際站(zhan)，雙線(xian)(xian)鋪(pu)(pu)(pu)(pu)軌(gui)(gui)全長102km，設計時速為200km/h，沿線(xian)(xian)途徑(jing)鄭(zheng)(zheng)(zheng)州東站(zhan)、鄭(zheng)(zheng)(zheng)信(xin)路(lu)站(zhan)、綠博園站(zhan)、運糧河站(zhan)、宋(song)城(cheng)路(lu)站(zhan)。全線(xian)(xian)采(cai)(cai)(cai)用(yong)(yong)有碴軌(gui)(gui)道，60Kg/m鋼軌(gui)(gui)，重型軌(gui)(gui)道結構(gou)，并一次鋪(pu)(pu)(pu)(pu)設跨區間無縫線(xian)(xian)路(lu)。正線(xian)(xian)鋼軌(gui)(gui)采(cai)(cai)(cai)用(yong)(yong)500m長鋼軌(gui)(gui)，站(zhan)線(xian)(xian)鋪(pu)(pu)(pu)(pu)軌(gui)(gui)采(cai)(cai)(cai)用(yong)(yong)100m定尺軌(gui)(gui)，60Kg/m、U71MnG無螺栓孔新鋼軌(gui)(gui)，1/18型60kg/m道岔10組(zu)，1/12型60kg/m道岔2組(zu)。正線(xian)(xian)長鋼軌(gui)(gui)鋪(pu)(pu)(pu)(pu)設采(cai)(cai)(cai)用(yong)(yong)單枕法，站(zhan)線(xian)(xian)鋪(pu)(pu)(pu)(pu)軌(gui)(gui)采(cai)(cai)(cai)用(yong)(yong)人(ren)工(gong)鋪(pu)(pu)(pu)(pu)設法，道岔及配件用(yong)(yong)汽車拉運至(zhi)現場，人(ren)工(gong)進行鋪(pu)(pu)(pu)(pu)設。