鋼板樁支護(hù)溝槽開挖施工方案

1、目錄1編制依據(jù)....................................................................................................................12工程概況...........................................................................................

2、.........................13工程地質(zhì)與水文情況................................................................................................23.1工程地質(zhì)................................................................................

3、.........................................23.2水文情況.........................................................................................................................24施工計(jì)劃............................................

4、........................................................................34.1擬投入本工程的施工機(jī)械.............................................................................................34.2勞動力安排...............................

5、.....................................................................................35施工工藝技術(shù)............................................................................................................45.1技術(shù)參數(shù)...........

6、..............................................................................................................45.2工藝流程......................................................................................................

7、...................55.3施工方法.........................................................................................................................55.4溝槽開挖質(zhì)量標(biāo)準(zhǔn)............................................................

8、.............................................65.5檢查驗(yàn)收.........................................................................................................................65.6特殊管段的處理...................................

9、..........................................................................76施工安全保證措施....................................................................................................76.1組織保證............................

10、.............................................................................................86.2技術(shù)保證.......................................................................................................................

11、..86.3應(yīng)急預(yù)案.........................................................................................................................97質(zhì)量保證措施.................................................................................

12、.........................118季節(jié)性施工技術(shù)措施..............................................................................................118.1雨季施工技術(shù)措施............................................................................

13、...........................118.2冬季施工技術(shù)措施.......................................................................................................12全南縣20152016年城區(qū)污水管網(wǎng)改擴(kuò)建項(xiàng)目2程，建設(shè)任務(wù)主要排污管道及混凝土渠道溝槽開挖。表1工程量匯總表工程量匯總表序號序號名稱名稱單位單位工程

14、量工程量1HDPE管管徑管管徑30CMm128872HDPE管管徑管管徑40CMm43213HDPE管管徑管管徑50CMm7544HDPE管管徑管管徑60CMm26625HDPE管管徑管管徑80CMm3686HDPE管管徑管管徑100CMm3547混凝土渠道混凝土渠道m(xù)1115.614鋼板樁支護(hù)鋼板樁支護(hù)t151003工程地質(zhì)與水文情況工程地質(zhì)與水文情況3.13.1工程地質(zhì)工程地質(zhì)根據(jù)工程地質(zhì)勘查報(bào)告，本次設(shè)計(jì)管道部分敷設(shè)于素填土、細(xì)沙

15、等地質(zhì)基承載力難以滿足管道敷設(shè)要求土層時，需進(jìn)行換填夯實(shí)處理，采用碎石進(jìn)行換填，碎石上再敷設(shè)10cm的砂礫找平層。具體換填方案：①土層厚度≤1m時，需將土挖出全部換填；②土層厚度＞1m時，換填厚度為1m，超過1m的雜填土層需夯實(shí)，夯實(shí)密度不得小于85%。4施工計(jì)劃施工計(jì)劃4.14.1擬投入本工程的施工機(jī)械擬投入本工程的施工機(jī)械表2工程機(jī)械投入表工程機(jī)械投入表序號機(jī)械過設(shè)備名機(jī)械過設(shè)備名稱型號規(guī)格型號規(guī)格數(shù)量數(shù)量額定額定功率功率KWHKW