頂管施工專項施工方案

1、平頂山市湛河治理工程平頂山市湛河治理工程湛南暗涵頂管專項施工方案湛南暗涵頂管專項施工方案中國建筑第七工程局有限公司平頂山市湛河治理工程投資建設(shè)一體化項目部二〇一四年十一月十五日24.1.2管道設(shè)計參數(shù)........................................................................................................................

2、............224.1.3工作井、接收井參數(shù)........................................................................................................................274.2工藝流程...............................................................

3、.....................................................................................304.3施工準(zhǔn)備..............................................................................................................................

4、......................314.3.1測量系統(tǒng)準(zhǔn)備....................................................................................................................................314.3.2現(xiàn)場準(zhǔn)備..........................................

5、..................................................................................................324.3.3機械、設(shè)備、材料、人員準(zhǔn)備......................................................................................................

6、..324.3.4試驗準(zhǔn)備............................................................................................................................................324.3.5測量放樣........................................................

7、....................................................................................324.4降水井................................................................................................................................

8、........................324.4.1降水井設(shè)計........................................................................................................................................324.4.2成孔.......................................

9、.............................................................................................................364.4.3安裝管井....................................................................................................

10、........................................364.4.4填礫....................................................................................................................................................364.4.5洗井..............

11、......................................................................................................................................364.4.6下泵.............................................................................

12、.......................................................................364.4.7井點保護..........................................................................................................................................

13、..364.4.8觀測記錄............................................................................................................................................364.5工作井、接收井施工.....................................................

14、...........................................................................364.5.1懸掛式豎井施工工法原理................................................................................................................374.5.2施工工藝流程..

15、..................................................................................................................................384.5.3井體施工...............................................................................

16、.............................................................394.5.4后座墻施工........................................................................................................................................454.5.5進出洞施

17、工........................................................................................................................................454.6地面設(shè)備安裝........................................................................

18、....................................................................474.6.1場地準(zhǔn)備............................................................................................................................................4

19、74.6.2起重門吊............................................................................................................................................474.6.3工作井地面設(shè)備系統(tǒng)......................................................

20、..................................................................484.6.4臨時防護設(shè)施的安裝........................................................................................................................484.7工作井內(nèi)設(shè)備安裝.....

21、...............................................................................................................................484.7.1導(dǎo)軌安裝..................................................................................

22、..........................................................494.7.2后靠板安裝........................................................................................................................................504.7.3主頂裝置安裝.

23、...................................................................................................................................504.7.4頂鐵安裝..............................................................................

24、..............................................................514.7.5工作井集水井排水............................................................................................................................524.7.6其它設(shè)施的安裝.....

25、...........................................................................................................................524.8頂進施工........................................................................................