文章來源：中(zhong)國鐵(tie)道(dao)建(jian)筑總公司(si) 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)(zheng)開(kai)城(cheng)際鐵路(lu)位(wei)于河南(nan)省(sheng)中原(yuan)城(cheng)市(shi)(shi)群的東部，西(xi)起河南(nan)省(sheng)省(sheng)會鄭(zheng)(zheng)州市(shi)(shi)，東至(zhi)七朝古都開(kai)封市(shi)(shi)，線(xian)(xian)(xian)(xian)路(lu)西(xi)連(lian)鄭(zheng)(zheng)州樞紐，與京(jing)廣、徐蘭客運專線(xian)(xian)(xian)(xian)、鄭(zheng)(zheng)焦、鄭(zheng)(zheng)洛城(cheng)際鐵路(lu)及既(ji)有(you)京(jing)廣、隴海鐵路(lu)銜(xian)接，東止開(kai)封地區開(kai)封城(cheng)際站(zhan)，雙線(xian)(xian)(xian)(xian)鋪(pu)(pu)軌(gui)(gui)全長102km，設(she)計時速(su)為200km/h，沿線(xian)(xian)(xian)(xian)途徑(jing)鄭(zheng)(zheng)州東站(zhan)、鄭(zheng)(zheng)信路(lu)站(zhan)、綠博園(yuan)站(zhan)、運糧河站(zhan)、宋城(cheng)路(lu)站(zhan)。全線(xian)(xian)(xian)(xian)采(cai)(cai)用(yong)(yong)有(you)碴(cha)軌(gui)(gui)道(dao)，60Kg/m鋼(gang)軌(gui)(gui)，重型軌(gui)(gui)道(dao)結構(gou)，并一次鋪(pu)(pu)設(she)跨(kua)區間無縫線(xian)(xian)(xian)(xian)路(lu)。正(zheng)線(xian)(xian)(xian)(xian)鋼(gang)軌(gui)(gui)采(cai)(cai)用(yong)(yong)500m長鋼(gang)軌(gui)(gui)，站(zhan)線(xian)(xian)(xian)(xian)鋪(pu)(pu)軌(gui)(gui)采(cai)(cai)用(yong)(yong)100m定尺軌(gui)(gui)，60Kg/m、U71MnG無螺栓(shuan)孔新鋼(gang)軌(gui)(gui)，1/18型60kg/m道(dao)岔10組(zu)，1/12型60kg/m道(dao)岔2組(zu)。正(zheng)線(xian)(xian)(xian)(xian)長鋼(gang)軌(gui)(gui)鋪(pu)(pu)設(she)采(cai)(cai)用(yong)(yong)單枕法，站(zhan)線(xian)(xian)(xian)(xian)鋪(pu)(pu)軌(gui)(gui)采(cai)(cai)用(yong)(yong)人(ren)工鋪(pu)(pu)設(she)法，道(dao)岔及配件用(yong)(yong)汽車拉運至(zhi)現(xian)場，人(ren)工進(jin)行鋪(pu)(pu)設(she)。