排水泵房沉井施工方案 (終極版)12.26

1、0堤角水廠改擴(kuò)建工程堤角水廠改擴(kuò)建工程凈水廠工程凈水廠工程排水泵房沉井安全專項(xiàng)施工方案編制人：審核人：審批人：中恒建設(shè)集團(tuán)有限公司2016年12月20日排水泵房（沉井）專項(xiàng)施工方案堤角水廠改擴(kuò)建工程—凈水廠工程214.9、模板安裝安全保證措施......................................................................................3414.10、模板安裝注

2、意事項(xiàng)............................................................................................3615鋼筋工程.....................................................................................................................

3、3916混凝土澆搗工程.........................................................................................................4217施工縫設(shè)置和處理............................................................................................

4、.........4418預(yù)埋及預(yù)留.................................................................................................................4419沉井降水施工...............................................................................

5、..............................4520.沉井下沉.......................................................................................................................4920.1墊層的拆除...................................................

6、..........................................................4920.2挖土下沉.................................................................................................................4920.3土方吊運(yùn).............................

7、....................................................................................5020.4測量控制與觀測.....................................................................................................5020.5下沉傾斜、位移、扭轉(zhuǎn)的預(yù)防及糾正

8、.................................................................5120.6糾偏.........................................................................................................................5220.7終沉..................

9、.......................................................................................................5220.8沉井封底與底板澆注.............................................................................................5321沉井施工的

10、難點(diǎn)和要點(diǎn)及應(yīng)對措施.........................................................................5421.1沉井下沉過程中可能出現(xiàn)的不正常偏差.............................................................5421.2防止沉井超沉措施.......................................

11、..........................................................5521.3防止沉井偏移措施.................................................................................................5521.4防止沉井傾斜措施.....................................

12、............................................................5621.5沉井封底防止?jié)B漏的措施.....................................................................................5621.6澆注大體積混凝土防止蜂窩、麻面及混凝土收縮裂縫的措施.........................5

13、622.監(jiān)測措施.......................................................................................................................5722.1沉井下沉中的偏斜和扭轉(zhuǎn)監(jiān)測..........................................................................

14、..5722.3監(jiān)測頻率、工作....................................................................................................6022.4報(bào)警及處理原則............................................................................................

15、........61第三章安全管理體系及職責(zé)...............................................................................................621、安全管理組織機(jī)構(gòu)...........................................................................................

16、............622、安全生產(chǎn)管理職責(zé)表...................................................................................................623、安全管理程序......................................................................................

17、.........................67第四章安全、文明施工及應(yīng)急預(yù)案措施.........................................................................681沉井安全施工保證措施..........................................................................................

18、.....682消防管理措施...............................................................................................................703.社會治安綜合治理措施.................................................................................

19、...............714文明施工措施...............................................................................................................725應(yīng)急預(yù)案措施............................................................................

20、...................................746、危險(xiǎn)源辨識...................................................................................................................807、物體打擊事故的預(yù)防及其應(yīng)急預(yù)案..........................................

21、.................................808、觸電事故的預(yù)防及其應(yīng)急預(yù)案...................................................................................819、基坑開挖過程中的事故處理.......................................................................

22、................8510、發(fā)生塌方事故應(yīng)急預(yù)案.............................................................................................8611、基坑變形的應(yīng)急措施..................................................................................