在橋梁支座中鼎程路橋在四川橋梁糾偏移位的施工流程:
橋qiao梁liang支zhi座zuo的de任ren何he病bing害hai都dou應ying該gai受shou到dao重zhong視shi,如ru果guo已yi經jing影ying響xiang橋qiao梁liang支zhi座zuo的de使shi用yong了le,就jiu需xu要yao及ji時shi將jiang支zhi座zuo進jin行xing更geng換huan,那na麼me例li如ru四si川chuan橋qiao梁liang支zhi座zuo的de糾jiu偏pian移yi位wei施shi工gong流liu程cheng是shi怎zen麼me樣yang的de呢ne?
一、消除使橋梁糾偏移位的水平縱向分力;在zai橋qiao梁liang糾jiu偏pian移yi位wei聯lian所suo有you偏pian位wei梁liang體ti底di部bu鋼gang板ban下xia焊han接jie鍥qie形xing鋼gang板ban,偏pian位wei梁liang體ti底di部bu鋼gang板ban與yu鍥qie形xing鋼gang板ban形xing成cheng的de整zheng體ti下xia表biao麵mian水shui平ping,使shi支zhi座zuo上shang鋼gang板ban恢hui複fu水shui平ping狀zhuang態tai,以yi消xiao除chu水shui平ping縱zong向xiang分fen力li對dui偏pian位wei梁liang體ti的de影ying響xiang。
二、duipianweiliansuoyouqiaokuadepianweiliangtijinxinglinshigujieyixingchengyigeshoutuizhengti,tongshijiangpianweilianpianweichaoxiangyicedesuoyouqiaokuadeliangtijinxinglinshigujieyixingchengyigeshoulizhengti,mudeshijiangpianweiliangtidejiupianshuipingtuilidefanzuoyonglitongguogaishoulizhengtichuandidaoqiaotaihedadi。
三、在偏位聯對應的所有橋墩頂部安裝頂升裝置,由頂升裝置將對應的偏位梁體頂升,使偏位梁體和對應的橋墩上部支座之間形成間隙。
四、同tong步bu頂ding升sheng形xing成cheng的de間jian隙xi內nei設she置zhi臨lin時shi滑hua動dong支zhi座zuo,臨lin時shi滑hua動dong支zhi座zuo包bao括kuo不bu鏽xiu鋼gang板ban和he聚ju四si氟fu乙yi烯xi板ban,不bu鏽xiu鋼gang板ban位wei於yu聚ju四si氟fu乙yi烯xi板ban之zhi上shang,不bu鏽xiu鋼gang板ban和he聚ju四si氟fu乙yi烯xi板ban之zhi間jian再zai設she置zhi矽gui脂zhi層ceng,以yi使shi不bu鏽xiu鋼gang板ban和he聚ju四si氟fu乙yi烯xi板ban可ke自zi由you滑hua動dong,然ran後hou取qu消xiao頂ding升sheng裝zhuang置zhi支zhi撐cheng力li使shi梁liang體ti落luo在zai臨lin時shi滑hua動dong支zhi座zuo上shang。
五、在靠近受力整體的那跨偏位梁體和該跨偏位梁體下的橋墩頂部蓋梁間設置反力架,在該跨偏位梁體橫隔板與反力架之間安裝糾偏千斤頂;由糾偏千斤頂縱向推該跨偏位梁體,進而推動偏位聯整聯,推偏位聯產生的反作用力形成的受力整體傳遞到橋台和大地。
六、偏pian位wei聯lian糾jiu偏pian到dao位wei後hou,拆chai除chu反fan力li架jia,啟qi動dong頂ding升sheng裝zhuang置zhi使shi糾jiu偏pian後hou的de梁liang體ti相xiang對dui下xia部bu支zhi座zuo懸xuan空kong,設she置zhi的de臨lin時shi滑hua動dong支zhi座zuo,再zai取qu消xiao頂ding升sheng裝zhuang置zhi支zhi撐cheng力li使shi梁liang體ti落luo下xia並bing拆chai除chu頂ding升sheng裝zhuang置zhi,使shi所suo有you橋qiao跨kua之zhi間jian的de連lian接jie關guan係xi以yi及ji梁liang體ti與yu橋qiao墩dun的de連lian接jie關guan係xi恢hui複fu到dao糾jiu偏pian前qian狀zhuang態tai即ji可ke。
這就是鼎程路橋在橡膠支座上的四川橋梁糾偏移位施工流程。
當前位置:



