專家論證土方開挖專項(xiàng)方案(較完整)

1、 目錄 目錄一、編制說明....................................................................................................................................11.1 編制依據(jù)...............................

2、...............................................................................................11.2 編制目的....................................................................................................................

3、..........2二、工程概況....................................................................................................................................22.1 工程概況..............................................................

4、................................................................22.2 工程地質(zhì)條件......................................................................................................................32.3 水文地質(zhì)條件................

5、......................................................................................................52.4 周邊環(huán)境.............................................................................................................

6、.................62.5 現(xiàn)場平面布置圖..................................................................................................................6三、基坑圍護(hù)設(shè)計(jì)概況..................................................................

7、..................................................63.1 基坑圍護(hù)設(shè)計(jì)......................................................................................................................63.2 基坑降水................................

8、..............................................................................................8四、施工部署.......................................................................................................................

9、.............84.1 管理目標(biāo)、施工部署原則..................................................................................................84.2 項(xiàng)目組織構(gòu)架..................................................................................

10、...................................94.3 現(xiàn)階段施工工況.................................................................................................................94.4 施工準(zhǔn)備工作.................................................

11、..................................................................104.5 水平與垂直運(yùn)輸方案.......................................................................................................104.6 基坑施工用電........................

12、...........................................................................................104.7 材料供應(yīng)和管理...............................................................................................................114.8

13、 施工進(jìn)度措施...................................................................................................................124.9 基坑施工總平面布置...................................................................................

14、....................12五、本基坑工程重點(diǎn)和難點(diǎn)..........................................................................................................12六、土方開挖方案......................................................................

15、....................................................136.1 施工準(zhǔn)備...........................................................................................................................136.2 土方開挖應(yīng)遵循下列原則..................

16、..............................................................................176.3 土方開挖順序、方法.......................................................................................................17七、支撐系統(tǒng)施工..............

17、............................................................................................................227.1 支撐立柱、支撐梁、冠梁施工........................................................................................227.2

18、 底板、樓板與圍護(hù)體系之間傳力帶施工........................................................................227.3 支撐拆除........................................................................................................................

19、....22八、基坑排水..................................................................................................................................22九、基坑監(jiān)測......................................................................

20、............................................................239.1 監(jiān)測內(nèi)容：........................................................................................................................239.2 監(jiān)測要求：..................

21、......................................................................................................249.3 監(jiān)測報(bào)警值：..........................................................................................................

22、..........24十、樁及圍護(hù)結(jié)構(gòu)成品保護(hù)..........................................................................................................25十一、地下管線及周邊設(shè)施保護(hù)..........................................................................

23、........................27十二、質(zhì)量保證措施......................................................................................................................27十三、安全文明施工........................................................

24、..............................................................2913.1 安全管理.........................................................................................................................2913.2 文明施工...............

25、..........................................................................................................31十四、防基坑坍塌應(yīng)急預(yù)案....................................................................................................

26、......31一、編制說明 一、編制說明1.1 編制依據(jù) 編制依據(jù)1、由寧波工程勘察院提供的《中央商務(wù)區(qū)01—02地塊》--巖土工程勘察報(bào)告2、本工程地下室總平面圖、基礎(chǔ)結(jié)構(gòu)圖紙、基坑圍護(hù)設(shè)計(jì)圖紙等3、 《建筑樁基技術(shù)規(guī)范》(JGJ94-2008)4、 《建筑基坑支護(hù)技術(shù)規(guī)程》(JGJ120-2012)5、 《建筑基坑工程技術(shù)規(guī)程》(DB33/T1008-2000 J10036-2000)6、 《建筑地基基礎(chǔ)設(shè)計(jì)規(guī)范》(GB50007

27、-2011)7、 《建筑地基基礎(chǔ)設(shè)計(jì)規(guī)范》(DB33/1001-2003)8、 《建筑地基基礎(chǔ)工程施工質(zhì)量驗(yàn)收規(guī)范》(GB50202-2013)9、 《建筑基坑工程監(jiān)測技術(shù)規(guī)范》(GB50497-2009)10、 《建筑深基坑工程施工安全技術(shù)規(guī)范》 （JGJ311-2013）11、 《建筑施工土石方工程安全技術(shù)規(guī)范》 （JGJ180－2009）12、 《建筑邊坡工程技術(shù)規(guī)范》 （GB50330－2013）13、 《建筑工程施工質(zhì)量驗(yàn)收統(tǒng)

28、一標(biāo)準(zhǔn)》(GB50300-2013)14、 《混凝土結(jié)構(gòu)設(shè)計(jì)規(guī)范》(GB50010-2010)15、 《混凝土結(jié)構(gòu)工程施工質(zhì)量驗(yàn)收規(guī)范》(GB50204-2002)（2011版）16、 《建筑施工安全技術(shù)統(tǒng)一規(guī)范》GB50870-201317、 《建筑機(jī)械使用安全技術(shù)規(guī)范》JGJ 33-201218、建設(shè)部建質(zhì)[2009]87 號文件《危險(xiǎn)性較大的分部分項(xiàng)工程安全管理辦法》19、(20)浙建建[2012]54號文件“《浙江省建筑施工安