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　　三九養(yǎng)生堂記者 鄧肯·蓋伊 報(bào)道

精彩|　　杭?(hang)州??(zhou)灣??(wan)跨??(kua)海??(hai)鐵??(tie)路??(lu)橋??(qiao)是??(shi)南??(nan)通??(tong)至??(zhi)寧??(ning)波??(bo)高??(gao)鐵??(tie)關(guān)??(guan)鍵??(jian)控??(kong)制??(zhi)性??(xing)工??(gong)程??(cheng)??，采?(cai)用??(yong)無?(wu)砟??(zha)軌??(gui)道??(dao)??，設(shè)??(she)計(jì)??(ji)時(shí)??(shi)速?(su)350公??(gong)里??(li)??，全??(quan)長(zhǎng)??(chang)29.2公??(gong)里??(li)??，共??(gong)有?(you)北?(bei)、中??(zhong)、南??(nan)三??(san)座??(zuo)航??(hang)道??(dao)橋??(qiao)和??(he)跨??(kua)大??(da)堤??(di)、海??(hai)中??(zhong)、淺??(qian)灘??(tan)區(qū)??(qu)引??(yin)橋??(qiao)??，屬??(shu)超??(chao)長(zhǎng)??(chang)大??(da)的??(de)高??(gao)速?(su)鐵??(tie)路??(lu)橋??(qiao)梁??(liang)集祝(ji)群??(qun)工?(gong)程??(cheng)??。??其??(qi)中?(zhong)北??(bei)航??(hang)道??(dao)橋??(qiao)主??(zhu)跨??(kua)為??(wei)450米??(mi)??，是??(shi)世??(shi)界??(jie)最??(zui)大??(da)跨??(kua)度?(du)無??(wu)砟??(zha)軌??(gui)道??(dao)雙??(shuang)塔??(ta)雙??(shuang)索??(suo)面?(mian)鋼??(gang)箱?(xiang)-鋼??(gang)桁??(heng)組??(zu)合??(he)梁??(liang)斜??(xie)拉?(la)橋??(qiao)；中??(zhong)航??(hang)道??(dao)橋??(qiao)主??(zhu)跨?(kua)為??(wei)2×448米??(mi)??，為??(wei)世??(shi)界??(jie)最??(zui)大??(da)跨?(kua)度?(du)無??(wu)砟??(zha)軌??(gui)道??(dao)三??(san)塔??(ta)斜??(xie)拉?(la)橋??(qiao)；南??(nan)航??(hang)道?(dao)橋??(qiao)主??(zhu)跨??(kua)為??(wei)364米??(mi)??。　　杭??(hang)州??(zhou)灣??(wan)跨??(kua)海??(hai)鐵??(tie)路??(lu)橋??(qiao)是??(shi)南??(nan)通??(tong)至??(zhi)寧??(ning)波??(bo)高??(gao)鐵??(tie)關(guān)??(guan)鍵??(jian)控??(kong)制??(zhi)性??(xing)工??(gong)程??(cheng)??，采??(cai)用??(yong)無??(wu)砟??(zha)軌?(gui)道??(dao)??，設(shè)?(she)計(jì)??(ji)時(shí)??(shi)速??(su)350公??(gong)里??(li)??，全??(quan)長(zhǎng)??(chang)29.2公?(gong)里?(li)??，共??(gong)有??(you)北??(bei)、中??(zhong)、南?(nan)三??(san)座??(zuo)航??(hang)道??(dao)橋??(qiao)和??(he)跨??(kua)大??(da)堤??(di)、海??(hai)中??(zhong)、淺??(qian)灘??(tan)區(qū)??(qu)引??(yin)橋??(qiao)??，屬??(shu)超??(chao)長(zhǎng)?(chang)大??(da)的??(de)高??(gao)速??(su)鐵??(tie)路??(lu)橋?(qiao)梁??(liang)集??(ji)群??(qun)工??(gong)程??(cheng)??。??其??(qi)中??(zhong)北??(bei)航??(hang)道??(dao)橋??(qiao)主?(zhu)跨??(kua)為??(wei)450米??(mi)??，是??(shi)世??(shi)界??(jie)最??(zui)大??(da)跨??(kua)度??(du)無?(wu)砟??(zha)軌?(gui)道??(dao)雙??(shuang)塔??(ta)雙??(shuang)索??(suo)面?(mian)鋼?(gang)箱??(xiang)-鋼??(gang)桁??(heng)組??(zu)合??(he)梁??(liang)斜??(xie)拉??(la)橋??(qiao)；中??(zhong)航??(hang)道??(dao)橋??(qiao)主??(zhu)跨??(kua)為?(wei)2×448米?(mi)??，為??(wei)世??(shi)界??(jie)最??(zui)大??(da)跨??(kua)度??(du)無??(wu)砟??(zha)軌??(gui)道??(dao)三??(san)塔?(ta)斜??(xie)拉??(la)橋??(qiao)；南??(nan)航??(hang)道??(dao)橋??(qiao)主??(zhu)跨??(kua)為??(wei)364米??(mi)??。

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