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畢業(yè)設(shè)計-某商務(wù)大樓基坑支護設(shè)計-展示頁

2025-07-08 14:14本頁面
  

【正文】 ience, use, and convenient construction, no space occupation.The main content of the design has a selection of supporting scheme of bored pile, design and calculation of soil nailing and anchor, putation, foundation pit water and construction anization design.Key words : deep foundation pit。設(shè)計的主要內(nèi)容有支護方案的選擇、鉆孔灌注樁的設(shè)計與計算、土釘及錨桿的計算、基坑的止水和施工組織設(shè)計。基坑采用深層攪拌樁止水,排水溝排水。原始地貌為侵蝕性堆積崗地。地形為坡地,局部為水塘。畢 業(yè) 設(shè) 計題 目 上海市某商務(wù)大樓基坑支護設(shè)計 英文題目 Shanghai mercial building foundation pit design學(xué)生姓名: 學(xué) 號: 專 業(yè): 系 別: 指導(dǎo)教師: 職稱: 二零一二年六月 三 日摘 要本設(shè)計是上海市某商務(wù)大樓的基坑支護設(shè)計。地基土層主要由素填土、淤泥質(zhì)粘土、粉質(zhì)粉土、粉質(zhì)粘土構(gòu)成。由人工推填平整,場地較平整。主體基坑支護采用分兩側(cè)采用不同的支護體系支護:一種是鉆孔灌注樁加錨桿的支護體系,采用鉆孔灌注樁的基坑開挖深度為 9m,總樁長 13m;一種是土釘墻支護,基坑開挖深度 9m。土層錨桿作為一種新興科學(xué),將會更廣泛地運用到工程實踐中,其具有較高的科學(xué)性、使用性,且施工方便,不占場地。關(guān)鍵詞:深基坑支護;土釘墻;鉆孔灌注樁;深層攪拌樁;錨桿支撐;施工組織設(shè)計 ABSTRACTThe design of Shanghai mercial building foundation pit design. Foundation soil layer is mainly posed of plain fill, silty clay, silty soil, silty clay. Terrain slope, for the local pond. By the artificial filling site leveling, smooth. The original landscape as the erosion of the stacked hillock.The main pit adoption on two sides by different supporting system support: a bored pile plus anchor supporting system, using bored piles of foundation pit excavation depth is 9m, the total length of pile13m。 soil nailing wall。 deep mixing pile。 construction anization design目 錄緒 論 ..................................................................11. 工程概況 ............................................................1 工程簡介 .........................................................1 基坑周邊環(huán)境條件 .................................................1 巖土層分布特征 ...................................................1 基坑側(cè)壁安全等級及重要性系數(shù) .....................................2 設(shè)計依據(jù) .........................................................32. 支護體系方案的選擇 ..................................................4 支護體系的組成 ...................................................4 放坡開挖 .....................................................4 深層攪拌水泥土圍護墻 .........................................4 高壓旋噴樁 ...................................................4 槽鋼鋼板樁 ...................................................4 鋼筋混凝土板樁 ...............................................5 鉆孔灌注樁 ...................................................5 地下連續(xù)墻 ...................................................5 土釘墻 .......................................................5 SMW工法 ......................................................6 基坑支護選型小結(jié) ............................................6 基坑支護結(jié)構(gòu)的選擇 ...............................................6 支護方案的比較和確定 .............................................7 總結(jié) .............................................................9 各土層的計算參數(shù) .............................................9 計算區(qū)段的劃分 ...............................................9 計算方法 ....................................................10 方案確定 ....................................................103. BC 斷面的圍護結(jié)構(gòu)設(shè)計與計算 ........................................11 土壓力系數(shù)計算 ..................................................11 支護結(jié)構(gòu)設(shè)計計算 ................................................11 側(cè)向土壓力計算 ..............................................12 錨桿設(shè)計的內(nèi)容和步驟 ............................................17 錨桿承載力的計算 ............................................17 樁的配筋 ........................................................21 樁體的配筋計算方法 ..........................................21 構(gòu)造配筋 ....................................................22 冠梁設(shè)計 ........................................................22 腰梁設(shè)計 ........................................................234. 基坑的穩(wěn)定性驗算 ...................................................25 概述 ............................................................25 驗算內(nèi)容 ........................................................25 驗算方法及計算過程 ..............................................25 基坑的整體抗滑穩(wěn)定性驗算 ....................................25 基坑抗傾覆穩(wěn)定性驗算 ........................................25 基坑抗隆起穩(wěn)定性驗算 ........................................27 抗?jié)B流(或管涌)穩(wěn)定性驗算 ..................................295. ()斷 面的圍護結(jié)構(gòu)設(shè)計與計算 .................................32 土釘概述 ........................................................32 土釘墻設(shè)計內(nèi)容 ..................................................32 方案確定 ....................................................32 土釘計算 ....................................................33 結(jié)構(gòu)計算 ....................................................376. 基坑 止水設(shè)計 .......................................................38 方案選擇 ........................................................38 基坑止水方案設(shè)計 ................................................38 止水樁長確定 ................................................38 排水設(shè)計 ........................................................38 排水方案設(shè)計 ................................................387. 監(jiān)測方案 ...........................................................39 基坑監(jiān)測 .........................................................39 位移觀測 .....................................................39 沉降監(jiān)測 ....................................................39 觀測精度及技術(shù)要求 ..............................................398. 施工組織設(shè)計 .......................................................42 主要施工順序 ....................................................42 主要分項工程施工方法: ......................................42 施工工藝 ....................................................44 質(zhì)量保證措施 ....................................................46 工程質(zhì)量目標(biāo) ................................................46 土方工程質(zhì)量要求 ............................................46 土釘墻施工注意事項及質(zhì)量要求 ................................47 環(huán)保管理及措施 ..................................................49 環(huán)境目標(biāo) .....................
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