球(qiu)墨鑄鐵管(guan)(guan)(guan)(guan)對(dui)于(yu)官橋(qiao)(qiao)要怎(zen)么進(jin)行(xing)施工(gong)(gong)(gong)呢？接下(xia)來球(qiu)墨管(guan)(guan)(guan)(guan)廠家(jia)就為(wei)(wei)大家(jia)總結(jie)(jie)的(de)(de)下(xia)面(mian)幾點，因此，施工(gong)(gong)(gong)是可以從這幾點來進(jin)行(xing)的(de)(de)。施工(gong)(gong)(gong)工(gong)(gong)(gong)藝：施工(gong)(gong)(gong)籌劃(hua)→丈量(liang)放(fang)樣→搭支架平(ping)(ping)臺(tai)→鉆孔(kong)灌注(zhu)樁(zhuang)(zhuang)(zhuang)→墩臺(tai)→橋(qiao)(qiao)管(guan)(guan)(guan)(guan)拼(pin)裝→橋(qiao)(qiao)管(guan)(guan)(guan)(guan)安(an)(an)裝。（1）搭樁(zhuang)(zhuang)(zhuang)基(ji)支架平(ping)(ping)臺(tai)，選(xuan)(xuan)用(yong)(yong)(yong)松木(mu)(mu)(mu)(mu)樁(zhuang)(zhuang)(zhuang)，松木(mu)(mu)(mu)(mu)樁(zhuang)(zhuang)(zhuang)選(xuan)(xuan)用(yong)(yong)(yong)架設平(ping)(ping)臺(tai)打樁(zhuang)(zhuang)(zhuang)機打入，在松木(mu)(mu)(mu)(mu)樁(zhuang)(zhuang)(zhuang)上安(an)(an)放(fang)橫道(dao)通(tong)木(mu)(mu)(mu)(mu)相關，再在橫道(dao)通(tong)木(mu)(mu)(mu)(mu)上安(an)(an)放(fang)縱向方木(mu)(mu)(mu)(mu)。（2）灌注(zhu)樁(zhuang)(zhuang)(zhuang)施工(gong)(gong)(gong)，選(xuan)(xuan)用(yong)(yong)(yong)樁(zhuang)(zhuang)(zhuang)徑為(wei)(wei)600的(de)(de)，深(shen)度為(wei)(wei)6米。鉆機就位后(hou)(hou)應(ying)(ying)(ying)用(yong)(yong)(yong)心調平(ping)(ping)對(dui)中，磨盤調到水平(ping)(ping)形(xing)態(tai)，鉆桿應(ying)(ying)(ying)保護垂直，全過(guo)程核正結(jie)(jie)束后(hou)(hou)，鉆頭(tou)與樁(zhuang)(zhuang)(zhuang)位中心線誤差應(ying)(ying)(ying)小于(yu)±20mm界線內(nei)。（3）橋(qiao)(qiao)管(guan)(guan)(guan)(guan)在施工(gong)(gong)(gong)現(xian)場拼(pin)裝，拼(pin)裝完(wan)成后(hou)(hou)，進(jin)行(xing)檢(jian)查(cha)，檢(jian)查(cha)及(ji)格者籌劃(hua)吊(diao)(diao)(diao)(diao)裝。（4）橋(qiao)(qiao)管(guan)(guan)(guan)(guan)每(mei)跨選(xuan)(xuan)用(yong)(yong)(yong)2臺(tai)吊(diao)(diao)(diao)(diao)車至承臺(tai)上，在吊(diao)(diao)(diao)(diao)裝過(guo)程中，有專人指(zhi)示(shi)。在吊(diao)(diao)(diao)(diao)車進(jin)行(xing)各各行(xing)為(wei)(wei)之前，指(zhi)示(shi)人吊(diao)(diao)(diao)(diao)一定檢(jian)查(cha)操(cao)縱環境狀況。（5）綁鋼管(guan)(guan)(guan)(guan)時(shi)應(ying)(ying)(ying)找(zhao)到重心，以使起吊(diao)(diao)(diao)(diao)穩定。起吊(diao)(diao)(diao)(diao)速度應(ying)(ying)(ying)平(ping)(ping)均，回轉(zhuan)達(da)穩定，下(xia)落時(shi)低(di)速輕施。（6）為(wei)(wei)維持(chi)管(guan)(guan)(guan)(guan)道(dao)與管(guan)(guan)(guan)(guan)橋(qiao)(qiao)變(bian)(bian)形(xing)協和，待相鄰的(de)(de)埋地(di)鋼管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)沉(chen)降變(bian)(bian)形(xing)基(ji)本安(an)(an)穩后(hou)(hou)，才與管(guan)(guan)(guan)(guan)橋(qiao)(qiao)兩頭(tou)平(ping)(ping)管(guan)(guan)(guan)(guan)段邊接。（7）安(an)(an)裝滑動(dong)支架或吊(diao)(diao)(diao)(diao)架時(shi)，均應(ying)(ying)(ying)按設計章程，預先留出與管(guan)(guan)(guan)(guan)道(dao)膨脹相反的(de)(de)目標的(de)(de)偏斜，并應(ying)(ying)(ying)保證尺(chi)寸準確。

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