三九養(yǎng)生堂記者 鄧肯·蓋伊 報道
精彩| 戴??(dai)凱??(kai)欣?(xin)接??(jie)受?(shou)記??(ji)者??(zhe)采??(cai)訪??(fang)表??(biao)示??(shi)??，海??(hai)門??(men)大??(da)橋??(qiao)每??(mei)日??(ri)定??(ding)時??(shi)開??(kai)啟??(qi)??，提??(ti)升??(sheng)高??(gao)度??(du)是??(shi)24米??(mi)??，提??(ti)升??(sheng)速??(su)度??(du)是??(shi)每??(mei)分??(fen)鐘??(zhong)9.6米??(mi)??，上??(shang)升?(sheng)、下??(xia)落??(luo)時??(shi)間??(jian)都??(dou)是??(shi)150秒??(miao)?。??大??(da)橋??(qiao)保??(bao)持??(chi)提??(ti)升??(sheng)的??(de)時??(shi)間??(jian)一??(yi)般??(ban)跟??(gen)通??(tong)行?(xing)的??(de)船??(chuan)的??(de)數(shù)??(shu)量??(liang)有??(you)關(guān)??(guan)??，時??(shi)間??(jian)短??(duan)的??(de)情??(qing)況??(kuang)下??(xia)??，來??(lai)往??(wang)船?(chuan)20分??(fen)鐘??(zhong)、半??(ban)小??(xiao)時??(shi)就??(jiu)能??(neng)通??(tong)行??(xing)??，規(guī)??(gui)定??(ding)大??(da)橋??(qiao)保?(bao)持??(chi)提??(ti)升??(sheng)最??(zui)長??(chang)時??(shi)間?(jian)為??(wei)1.5小??(xiao)時??(shi)??！ ∽??(zuo)落??(luo)于??(yu)天??(tian)津?(jin)市??(shi)濱?(bin)海??(hai)新??(xin)區(qū)??(qu)塘??(tang)沽??(gu)街??(jie)的??(de)海??(hai)門??(men)大??(da)橋??(qiao)?，于??(yu)1985年??(nian)11月??(yue)建??(jian)成??(cheng)通??(tong)車??(che)?，是??(shi)我??(wo)國??(guo)目??(mu)前?(qian)開??(kai)啟?(qi)跨?(kua)度??(du)最??(zui)大??(da)、提??(ti)升??(sheng)高??(gao)度??(du)最??(zui)高?(gao)的??(de)垂??(chui)直??(zhi)提??(ti)升??(sheng)式??(shi)鋼??(gang)結(jié)??(jie)構(gòu)??(gou)跨??(kua)河??(he)橋??(qiao)??。?海??(hai)門??(men)大??(da)橋??(qiao)總??(zong)長?(chang)550.1米??(mi)?，大??(da)橋??(qiao)閉??(bi)合??(he)時??(shi)凈??(jing)高??(gao)7米??(mi)?，開??(kai)啟??(qi)時??(shi)凈?(jing)寬??(kuan)60米??(mi)?，凈??(jing)空??(kong)高??(gao)31米?(mi)?，可??(ke)通??(tong)過?(guo)5000噸??(dun)海??(hai)輪?(lun)??。
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