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　　三九養(yǎng)生堂記者 鄧肯·蓋伊 報道

精彩|　　8號??(hao)墩??(dun)所??(suo)處??(chu)海??(hai)域??(yu)地??(di)質(zhì)??(zhi)條??(tiao)件??(jian)復??(fu)雜??(za)??，成??(cheng)孔?(kong)及??(ji)成??(cheng)樁??(zhuang)難?(nan)度??(du)大??(da)??。??中??(zhong)鐵??(tie)大??(da)橋?(qiao)局??(ju)研??(yan)制??(zhi)了??(le)最??(zui)大??(da)鉆??(zuan)孔??(kong)直??(zhi)徑?(jing)4.5米??(mi)、鉆??(zuan)孔??(kong)深??(shen)度??(du)可??(ke)達??(da)155米??(mi)的??(de)SWDM800大??(da)型??(xing)旋??(xuan)挖?(wa)鉆??(zuan)機??(ji)??，與??(yu)XR580旋?(xuan)挖?(wa)鉆??(zuan)機??(ji)接??(jie)力??(li)鉆?(zuan)進??(jin)成??(cheng)孔??(kong)??，并??(bing)配??(pei)備??(bei)相??(xiang)應?(ying)的??(de)成??(cheng)孔??(kong)設??(she)備?(bei)??。同??(tong)時??(shi)優(yōu)??(you)化??(hua)施??(shi)工??(gong)工??(gong)序?(xu)??，采??(cai)用??(yong)主?(zhu)籠??(long)、導??(dao)管??(guan)提??(ti)前??(qian)在??(zai)相??(xiang)鄰??(lin)孔??(kong)預?(yu)拼??(pin)到??(dao)位??(wei)等??(deng)方??(fang)式??(shi)??，節(jié)?(jie)省??(sheng)了??(le)鋼??(gang)筋??(jin)籠??(long)和??(he)導??(dao)管??(guan)下?(xia)放??(fang)、拼??(pin)接??(jie)時??(shi)間??(jian)??，極??(ji)大??(da)地??(di)提??(ti)高??(gao)了??(le)施??(shi)工??(gong)效??(xiao)率??(lv)???！　∈??(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)

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