深基坑土方開挖專項施工方案(專家論證)

1、銀川市愛心護理院銀川市愛心護理院8#樓醫(yī)療保健樓和醫(yī)療展廳超市樓醫(yī)療保健樓和醫(yī)療展廳超市及地下車庫工程深基坑及地下車庫工程深基坑專項施工方案中鐵二十一局集團第二工程有限公司二〇一七年二月目錄一、工程概況..............................................................................1（一）工程總概況................................

2、...............................................................1（二）建筑結構概況.........................................................................................1（三）深基坑概況.................................................

3、..............................................2（四）基坑周邊狀況.........................................................................................2二、編制依據(jù)....................................................................

4、..........3三、基坑場地土層性質(zhì)、周圍環(huán)境及地下水情況..................5（一）場地土層性質(zhì).........................................................................................5（二）周圍環(huán)境...............................................................

5、......................................7（三）地下水情況...............................................................................................7四、方案的確定......................................................................

6、....8（一）基坑側壁安全等級確定..................................................................8（二）基坑降水方案確定..............................................................................8（三）土方開挖方案確定..................................

7、..........................................14（四）邊坡支護方案確定............................................................................15（五）邊坡防雨措施確定............................................................................

8、30五、土方開挖施工危險源的辨識及監(jiān)控措施........................30（一）土方開挖工程事故類型................................................................30（二）引發(fā)事故的直接原因......................................................................31（三）危險源的監(jiān)控措

9、施............................................................................31六、土方開挖施工....................................................................32（一）施工總體部署......................................................