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路橋工程質(zhì)量通病預(yù)防措施大全-全文預(yù)覽

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【正文】 ............................................................................................29 7擋土墻泄水孔不暢。預(yù)防措施: .....................................................................................28 7漿砌片時砌縫不符合要求。預(yù)防措施: ...........................................................................27 7混凝土結(jié)構(gòu)或構(gòu)件缺棱、掉角。預(yù)防措施: ................................................................26 6模板 翹曲、變形。預(yù)防措施: ........................................25 6閃光焊接頭未焊透,接頭處有橫向裂紋。預(yù)防措施: ..................................................................................24 5鋼筋焊接接頭的機械性能達不到設(shè)計要求和施工規(guī)范的規(guī)定。預(yù)防措施: ...........................................................................23 5橋面防護設(shè)施安裝控制措施: ..................................................................................23 四、其它工程 ........................................................................................................................23 5鋼筋彎曲成型尺寸不準,鋼筋變形及箍筋不規(guī)范。預(yù)防措施: ...................................................................................................20 4斷樁、夾泥。預(yù)防措施: .....................................................................................19 4砼在灌注過程中鋼筋籠上浮。預(yù)防和處理措施: .........................................................................................18 3鉆孔偏斜。預(yù)防措施: .............................................................16 3沉降縫設(shè)置位置不準確,塞縫砂漿脫落。預(yù)防措施: ...........................................12 2仰拱施工預(yù)防措施: ................................................................................................12 2電纜槽施工控制措施: ............................................................................................13 2坍塌方施工預(yù)防措施: ............................................................................................13 隧道坍塌方處理措施: ............................................................................................14 三、橋涵工程 ........................................................................................................................15 3基底承載力不足造成的不均勻沉降。預(yù)防措施: ............................................ 9 人工補砌,墻(拱)架和模板安裝未按規(guī)范要求,出現(xiàn)邊墻里出外進,拱圈上下起伏等 .預(yù)防措施 :...................................................................................................................10 2構(gòu)件支架的架設(shè)不合格。預(yù)防措施; .......................................................... 7 1隧道施工易出現(xiàn)超欠挖。預(yù)防措施: .......................................................... 5 1路 塹施工前,未設(shè)截水溝、引水溝,使排水不暢,造成邊坡坍塌。預(yù)防措施: ....... 4 路基施工中有積水現(xiàn)象。預(yù)防措施: ............................................................................. 3 施工中發(fā)現(xiàn)土工合成材料出現(xiàn)扭曲、折皺、重疊現(xiàn)象。預(yù)防措施: ..................... 3 土工合成材料易破壞。預(yù)防措施: ........................................................ 4 填石路堤的石塊尺寸過大,造成很大的空隙,使路堤上部陷落下沉。預(yù)防措施: .......................................................... 5 1路基邊坡出現(xiàn)坍塌或被雨水沖刷。預(yù)防措施: ................................................... 7 1洞口出現(xiàn)地層滑坡、崩塌、偏壓。預(yù)防措施: ............................................................................ 8 1
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