中國斑琥第八工程局有限公電

cSUcCHINAOONSnUJCTlONEIGHTHENGINEERINGDfMSIONCCWLTD

鋼結(jié)構(gòu)施工施工工藝技術(shù)

目錄

1.1技術(shù)參數(shù)..................................................................5

1.1.1履帶吊技術(shù)參數(shù)............................................................................................................................5

l.l.l.l500T履帶吊性能參數(shù)................................................................................................................5

400T履帶吊參數(shù)........................................................................................................................9

1.1.2汽車吊技術(shù)參數(shù)........................................................10

1.12180T汽車吊參數(shù)........................................................................................................................10

1.12225T汽車吊參數(shù)........................................................................................................................11

1.1.3施工用電量.............................................................13

1.2鋼結(jié)構(gòu)深化設(shè)計...........................................................13

1.2.1深化設(shè)計概況..........................................................13

1.2.2深化設(shè)計原則..........................................................14

1.2.3深化設(shè)計流程..........................................................14

1.2.4深化設(shè)計圖送審管理流程................................................15

1.2.5深化設(shè)計與現(xiàn)場施T配合...............................................16

1.3鋼結(jié)構(gòu)加工...............................................................17

1.3.1箱型構(gòu)件加工制作工藝..................................................17

13.1.1箱型柱加工制作工藝流程........................................................................................................17

箱型梁、桁架加工制作工藝流程............................................................................................23

1.3.2H型鋼加工制作工藝...................................................24

1.3.2.1熱軋H型鋼加工制作要點.....................................................................................................24

13.2.2焊接H型釧加工制作流程.......................................................................................................25

1.3.3鋼板墻加工制作工藝....................................................31

1.3.4鋼構(gòu)件涂裝施工........................................................35

涂裝技術(shù)方案...........................................................................................................................35

噴砂除銹施工...........................................................................................................................35

涂裝施工工藝...........................................................................................................................36

涂層修補工藝...........................................................................................................................37

1.4鋼構(gòu)件運輸...............................................................38

1.4.1構(gòu)件包裝標(biāo)示..........................................................38

1.4.2構(gòu)件的運輸............................................................39

運輸方式...................................................................................................................................39

運輸措施...................................................................................................................................41

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1.4.2.3構(gòu)件運輸要點及保證措施.........................................................42

1.4.3構(gòu)件裝卸及堆放.......................................................................................................................................43

1.5鋼結(jié)構(gòu)二次倒運......................................................................43

1.5.1場內(nèi)二次倒運...........................................................................................................................................43

1.5.2場外二次倒運...........................................................................................................................................44

1.6鋼結(jié)構(gòu)現(xiàn)場施工方法..................................................................44

1.6.1鋼結(jié)構(gòu)安裝總體施工思路...................................................................................................................44

1.6.2鋼結(jié)構(gòu)施工流程......................................................................................................................................46

1.6.2.1鋼結(jié)構(gòu)總體施工流程.............................................................46

1.6.2.2懸挑桁架施工流程...............................................................50

1.6.3預(yù)埋件施工方法......................................................................................................................................53

1.6.3.1預(yù)埋件概況......................................................................53

1.6.3.2埋件安裝施工...................................................................54

1.6.3.3安裝質(zhì)量控制....................................................................54

1.6.3.4安裝注意要點...................................................................55

7.6.4鋼柱、鋼板墻施工方法........................................................................................................................55

1.6.4.1鋼柱、鋼板墻安裝思路...........................................................56

1.6.4.2鋼柱、鋼板墻分段...............................................................57

1.6.4.3鋼柱、鋼板墻安裝工況...........................................................58

1.6.4.4鋼柱吊裝索具選用...............................................................60

1.6.4.5鋼柱吊裝技術(shù)措施...............................................................63

1.6.4.6鋼柱變形控制...................................................................65

1.6.5鋼梁隨工方法...........................................................................................................................................65

1.6.5.1鋼梁安裝思路...................................................................65

1.6.5.2鋼梁分段........................................................................66

1.6.5.3鋼梁安裝工況....................................................................67

1.6.5.4鋼梁吊裝索具選用...............................................................70

1.6.5.5鋼梁就位及臨時固定.............................................................73

1.6.5.6鋼梁安裝技術(shù)措施...............................................................73

1.6.5.7鋼梁就位及臨時固定.............................................................74

1.6.6鋼桁架施工方法......................................................................................................................................74

1.6.6.1鋼桁架安裝思路.................................................................74

1.6.6.2鋼結(jié)構(gòu)桁架現(xiàn)場拼裝施工........................................................75

1.6.6.3桁架安裝分段及工況分析........................................................80

1.6.6.4桁架吊裝索具驗算...............................................................88

1.6.6.5臨時支撐架設(shè)置.................................................................90

1.6.6.6臨時支撐卸載...................................................................94

1.6.7樓承板施工...............................................................................................................................................95

1.6.7.1樓承板施工流程.................................................................96

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樓承板施工工藝.................................................................98

樓承板質(zhì)量控制................................................................101

樓承板施工安全措施............................................................102

1.7鋼結(jié)構(gòu)焊接施工工藝......................................................103

1.7.1焊接施工類型.........................................................103

1.7.2焊接施工準備.........................................................104

1.7.3焊接施工流程.........................................................105

1.7.4焊接施工工藝.........................................................107

1.7.5焊接施工流程.........................................................108

1.7.6質(zhì)量保證措施.........................................................108

1.8鋼結(jié)構(gòu)施工測量..........................................................111

1.8.1測量總體思路.........................................................111

1.8.2測量施工準備工作.....................................................111

1.8.3平面控制網(wǎng)的建立和傳遞...............................................112

1.8.4現(xiàn)場測量控制網(wǎng)的建立.................................................113

1.8.5控制網(wǎng)的加密.........................................................115

1.8.6鋼結(jié)構(gòu)測量...........................................................115

1.9鋼結(jié)構(gòu)檢測..............................................................116

1.9.1各類鋼材的制作檢驗、檢測.............................................116

一般檢驗與檢測規(guī)定............................................................116

檢驗與檢測流程................................................................116

鋼材檢驗與檢測方法............................................................117

檢驗與檢測機構(gòu)和檢測內(nèi)容.....................................................122

材料采購及檢測計劃............................................................122

1.9.2焊材復(fù)試方法及計劃與安排.............................................122

一般檢驗與檢測規(guī)定............................................................122

焊接材料檢測方法..............................................................123

檢驗與檢測機構(gòu)和檢測內(nèi)容.....................................................124

計劃與安排.....................................................................124

1.9.3鋼結(jié)構(gòu)焊縫檢測方法...................................................125

設(shè)計對焊縫的要求..............................................................125

焊縫的質(zhì)量要求................................................................12S

復(fù)測要求.......................................................................127

計劃與安排.....................................................................127

1.9.4安裝現(xiàn)場的檢測.......................................................127

鋼構(gòu)件的現(xiàn)場驗收..............................................................127

現(xiàn)場安裝允許偏差及檢驗方法...................................................128

焊健檢測.......................................................................129

高強度螺栓連接................................................................132

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1.9.4.5壓型金屈板安裝................................................................135

1.9.4.6栓釘焊接工程..................................................................136

預(yù)留孔.........................................................................136

1.1

4

中國斑琥第八工程局有限公電

cSUcCHINAOONSnUJCTlONEIGHTHENGINEERINGDfMSIONCCWLTD

1.2技術(shù)參數(shù)

1.2.1履帶吊技術(shù)參數(shù)

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中國斑琥第八工程局有限公電

cSUcCHINAOONSnUJCTlONEIGHTHENGINEERINGDfMSIONCCWLTD

05101520253035404550556065707580而

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