【正文】 土方開挖施工方案 (基坑邊 坡 土釘墻支護(hù) ) 武威紅星時(shí)代廣場(chǎng)北區(qū) 美凱龍 項(xiàng)目工程 編制人 審核人 審批人 華太建設(shè)集團(tuán) 有限公司 2017 年 4 月 目 錄 一、 編制依據(jù) ...................................................................................................................1 相關(guān)圖紙資料 .....................................................................................................1 相關(guān)技術(shù)標(biāo)準(zhǔn) .....................................................................................................1 二、 工程概況 ...................................................................................................................1 三、 工程周邊情況 ...........................................................................................................2 基坑周邊環(huán)境條件 .............................................................................................2 基坑使用條件 .....................................................................................................2 四、 工程地質(zhì)條件 ...........................................................................................................4 工程地層條件 .....................................................................................................4 氣象 ......................................................................................................................6 水文 .............................................................................................................6 五、 支護(hù)結(jié)構(gòu)、土方開挖及地下水控制施工要點(diǎn) .......................................................6 支護(hù)結(jié)構(gòu)施工要點(diǎn) .............................................................................................6 土釘墻施工工藝 .....................................................................................6 施工控制要點(diǎn) ..........................................................................................8 土方開挖施工要點(diǎn) ........................................................................................11 地下水控制措施與施工要點(diǎn) .......................................................................11 a、 地下水控制措施 .........................................................................................11 b、 施工要點(diǎn) ...................................................................................................12 六、土方開挖方案 ...........................................................................................................12 a、 總體總體部署 ...................................................................................................12 b、 施工進(jìn)度計(jì)劃 .....................................................................................................13 1 工期要求 .......................................................................................................13 2 工程開工竣工日期 .......................................................................................13 3 工期保證措施 ...............................................................................................13 4 施工平面布置 ........................................................................................................13 5 施工準(zhǔn)備 ................................................................................................................13 c、 土方施工 .............................................................................................................14 1 土方施工注意事項(xiàng) .......................................................................................14 2 土方出土計(jì)劃 ...............................................................................................14 d、 主要資源配置計(jì)劃 .............................................................................................15 i 勞動(dòng)力配置計(jì)劃 ............................................................................................15 ii 施工機(jī)械配置計(jì)劃 .......................................................................................15 iii 施工機(jī)械管理 ..............................................................................................15 iv 施工原材料配置計(jì)劃 ...................................................................................16 e、 施工質(zhì)量計(jì)劃 ...................................................................................................16 v、 質(zhì)量管理目標(biāo) ...........................................................................................16 vi、 施工試驗(yàn) ....................................................................................................17 vii、 施工質(zhì)量檢驗(yàn) .........................................................................................17 viii、 質(zhì)量管理組織體系 ..................................................................................17 ix 質(zhì)量保證措施 ..............................................................................................17 x、 雨季施工 ...................................................................................................19 xi、 夜間施工 ..................................................................................................19 F、 安全生產(chǎn) ...................................................................................................................20 b) 安全生產(chǎn)管理目標(biāo) ..............................................................................................20 c)安全生產(chǎn)及保證措施 ............................................................................................20 d) 基坑施工安全保證措施 ......................................................................................20 e) 施工機(jī)械安全管理 ..............................................................................................21 f) 施工用電安全管理 ..............................................................................................21 f、 基坑監(jiān)測(cè) ....................................................................................................................22 g） 監(jiān)測(cè)目的 .............................................................................................................23 h） 監(jiān)測(cè)項(xiàng)目