【正文】 漏水體/土壤污染工程部、材料機(jī)電部、安全部保證機(jī)械儲(chǔ)油系統(tǒng)密封性良好，出現(xiàn)泄露，及時(shí)處理。引橋樁基工程地質(zhì)圖例見下圖 引橋樁基工程地質(zhì)柱狀圖圖 引橋樁基工程地質(zhì)柱狀圖 施工用水、用電樁基造漿及現(xiàn)場(chǎng)施工用水將采用潛水泵直接抽取河水。碎屑型殘積物的巖性主要為砂礫、砂和粉砂，其基巖主要為沉積巖和變質(zhì)巖。橋址區(qū)地形高程一般 ~，最大地形相對(duì)高差約 ，地形起伏大。（4）氣象條件：XX 市屬南亞熱帶海洋性季風(fēng)氣候，長(zhǎng)年溫和濕潤(rùn)，年平均氣溫℃～℃。橋臺(tái)基礎(chǔ)采用樁基礎(chǔ)，橋墩采用樁基礎(chǔ)；樁基礎(chǔ)按嵌巖樁設(shè)計(jì)，端承樁（嵌巖樁）當(dāng)樁徑小于等于 時(shí)，樁底沉渣厚度不大于 5cm，當(dāng)樁徑大于 時(shí)，樁底沉渣厚度不大于 10cm。1 / 63目 錄1 編制依據(jù) ...........................................................................................................................................................12 工程概況 ...........................................................................................................................................................1 工程簡(jiǎn)介 ........................................................................................................................................................1 主要工程數(shù)量表 ................................................................................................................................3 水文、地質(zhì)條件 ............................................................................................................................................3 地層巖性 .........................................................................................................................................................4 施工用水、用電 ............................................................................................................................................7 工程目標(biāo)及要求 ............................................................................................................................................7 質(zhì)量目標(biāo) ............................................................................................................................................7 安全目標(biāo) ............................................................................................................................................7 工期目標(biāo) ............................................................................................................................................83 環(huán)境因素、危險(xiǎn)源及風(fēng)險(xiǎn)分析、評(píng)估 ...........................................................................................................8 環(huán)境因素、危險(xiǎn)源辨識(shí) ................................................................................................................................8 環(huán)境因素 ............................................................................................................................................8 危險(xiǎn)源辨識(shí)及重大危險(xiǎn)源與預(yù)控措施 ............................................................................................8 風(fēng)險(xiǎn)分析、評(píng)估 ..........................................................................................................................................12 對(duì)風(fēng)險(xiǎn)控制和保證技術(shù)措施 ......................................................................................................................134 施工工藝及方案 .............................................................................................................................................13 施工組織及施工布置 ..................................................................................................................................13 項(xiàng)目組織機(jī)構(gòu) ..................................................................................................................................13 總體施工計(jì)劃 ..................................................................................................................................14 樁基整體施工布置 ..........................................................................................................................14 施工工藝及施工方法 ..................................................................................................................................15 工藝流程 ..........................................................................................................................................15 樁基施工 ..........................................................................................................................................16 鉆孔灌筑樁施工中常見問題分析及防治 ..................................................................................................29 樁基施工進(jìn)度計(jì)劃及保證措施 ..................................................................................................................33 樁基施工工效分析 ..........................................................................................................................33 樁基施工進(jìn)度計(jì)劃 ..........................................................................................................................33 確保工程保證措施 ..........................................................................................................................34 主要資源配置方案及使用計(jì)劃 ..................................................................................................................36 勞動(dòng)力使用計(jì)劃 ..............................................................................................................................36 施工機(jī)械使用 ..................................................................................................................................37 材料使用計(jì)劃 ..................................................................................................................................375 職業(yè)健康安全、環(huán)保安全、質(zhì)量保證技術(shù)措施 .........................................................................................38 影響本分部工程施工的主要因素、環(huán)節(jié) ..................................................................................................382 / 63 主要的影響因素 ..............................................................................................................................38 主要的影響環(huán)節(jié) ..............................................................................................................................38 職業(yè)健康安全保證措施 ..............................................................................................................................39 安全管理機(jī)構(gòu)和保證體系 .............................................................