中(zhong)證網訊（記者 劉麗靚）國家發改(gai)委12月22日(ri)消息，近日(ri)，國家發改(gai)委印發《成(cheng)(cheng)(cheng)(cheng)渝地區(qu)雙(shuang)(shuang)城經濟圈(quan)(quan)多層次軌(gui)道交通(tong)規(gui)劃》明確，到(dao)2025年，初步建(jian)(jian)成(cheng)(cheng)(cheng)(cheng)軌(gui)道上(shang)(shang)的成(cheng)(cheng)(cheng)(cheng)渝地區(qu)雙(shuang)(shuang)城經濟圈(quan)(quan)，進出川(chuan)渝四向通(tong)道基(ji)本形(xing)成(cheng)(cheng)(cheng)(cheng)，形(xing)成(cheng)(cheng)(cheng)(cheng)功(gong)能清晰、布局合理的設施(shi)“一張網”，點線(xian)協(xie)調、銜接高(gao)效的樞(shu)紐“零(ling)換乘”，客貨并重、聯程聯運(yun)的運(yun)輸(shu)“一體化(hua)”。軌(gui)道交通(tong)總規(gui)模達(da)到(dao)1萬公(gong)里(li)以上(shang)(shang)，其中(zhong)鐵路(lu)網規(gui)模達(da)到(dao)9000公(gong)里(li)以上(shang)(shang)、覆蓋(gai)全部20萬以上(shang)(shang)人(ren)口城市，形(xing)成(cheng)(cheng)(cheng)(cheng)重慶、成(cheng)(cheng)(cheng)(cheng)都都市圈(quan)(quan)1小(xiao)(xiao)(xiao)時(shi)通(tong)勤圈(quan)(quan)，實(shi)現重慶、成(cheng)(cheng)(cheng)(cheng)都“雙(shuang)(shuang)核”間1小(xiao)(xiao)(xiao)時(shi)通(tong)達(da)，“雙(shuang)(shuang)核”與成(cheng)(cheng)(cheng)(cheng)渝地區(qu)區(qu)域中(zhong)心(xin)、主(zhu)(zhu)要節點城市1.5小(xiao)(xiao)(xiao)時(shi)通(tong)達(da)，與主(zhu)(zhu)要相(xiang)鄰城市群核心(xin)城市約3小(xiao)(xiao)(xiao)時(shi)通(tong)達(da)。大(da)宗貨物(wu)年運(yun)量(liang)150萬噸以上(shang)(shang)的大(da)型工礦企業、新建(jian)(jian)物(wu)流園區(qu)鐵路(lu)專用線(xian)力爭接入比例達(da)到(dao)85%，長江干流主(zhu)(zhu)要港(gang)口實(shi)現鐵路(lu)進港(gang)。