三九養(yǎng)生堂記者 鄧肯·蓋伊 報道
精彩| 首??(shou)個??(ge)主??(zhu)塔??(ta)墩??(dun)樁??(zhuang)基?(ji)昨??(zuo)天??(tian)下??(xia)午??(wu)施??(shi)工??(gong)完??(wan)成??(cheng) 杭??(hang)州??(zhou)灣??(wan)跨?(kua)海??(hai)鐵??(tie)路??(lu)橋??(qiao)北??(bei)航??(hang)道??(dao)橋??(qiao)全??(quan)長??(chang)932.7米??(mi)??,共??(gong)有??(you)北?(bei)端??(duan)8號?(hao)主??(zhu)塔??(ta)、南?(nan)端??(duan)9號??(hao)主??(zhu)塔??(ta)兩??(liang)個??(ge)主??(zhu)塔??(ta)??,均??(jun)采?(cai)用??(yong)曲??(qu)線??(xian)H形??(xing)鋼??(gang)筋??(jin)混?(hun)凝??(ning)土??(tu)結(jié)??(jie)構(gòu)??(gou)??。??其?(qi)中??(zhong)8號??(hao)主??(zhu)塔??(ta)高??(gao)200米??(mi)??,共??(gong)設(shè)??(she)52根??(gen)直??(zhi)徑??(jing)2.5米??(mi)鉆??(zuan)孔??(kong)灌??(guan)注??(zhu)樁??(zhuang)基??(ji)礎(chǔ)??(chu)??,采??(cai)用??(yong)梅??(mei)花??(hua)式??(shi)布??(bu)置??(zhi)??,最??(zui)大??(da)樁??(zhuang)長??(chang)129.5米??(mi)??,鉆??(zuan)孔??(kong)深??(shen)度??(du)約??(yue)151米??(mi)??,為??(wei)大??(da)直??(zhi)徑??(jing)超??(chao)長??(chang)鉆??(zuan)孔?(kong)樁??(zhuang)??。
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責(zé)編:楊之光
審核:吉尼
責(zé)編:呂程平