【正文】 guide practice kissing the merger, so as to achieve security for, the purpose of economic rationality. In this paper, the Chinese Han Court Building 6 residential buildings as an example to introduce the soft soil CFG pile posite foundation of the mechanism and mechanical properties, general CFG pile posite foundation design and calculation of the basic theory, using the principle of pile model the amount of pile length, displacement rate on the CFG pile posite foundation traits。 ground treatment 目 錄 第一章 緒 論 ...............................................................................................................1 問題 的提出 ................................................................................... 1 常用地基處理技術 ......................................................................... 1 地基處理方法的分類 .................................................................. 1 地基處理設計方案選擇 ............................................................... 1 CFG 樁復合地基處理技術現(xiàn)狀 ........................................................ 7 研究目的及意義 ............................................................................. 8 本設計的主要工作與設計思路 ....................................................... 10 設計內容 ............................................................................... 10 設計思路 ............................................................................... 11 第二章 原始資料 .................................................................................... 12 工程概況 ..................................................................................... 12 工程勘察情況 ............................................................................... 12 勘察目的與任務 ...................................................................... 12 巖土工程勘察等級確定 .............................................................. 13 勘察工程布置 .......................................................................... 13 勘探測試及取土方法簡述 ........................................................... 13 勘察工作完成情況 .................................................................... 14 場地工程地質條件 ........................................................................ 15 地形、地貌及地質構造條件 ........................................................ 15 水文地質條件 .......................................................................... 15 場地土凍結深度 ....................................................................... 15 不良地質作用 .......................................................................... 16 地下水腐蝕性評價 .................................................................... 16 活動斷裂影響 ......................................................................... 16 場地地震效應評價 ................................................................... 16 現(xiàn)場巖土工程分析與評價 .............................................................. 17 巖土參數(shù)的分析與選用 .............................................................. 17 ．各層土承載力特征值及壓縮性評價 ............................................. 19 各土層樁基參數(shù) ....................................................................... 20 第三章 筏板基礎設計 .............................................................................. 23 基礎概述 ..................................................................................... 23 筏板基礎的類型 ........................................................................... 25 筏板基礎的結構設計 ..................................................................... 26 筏板基礎平面尺寸確定 ................................................................. 27 筏板厚度 ................................................................................ 27 筏板基礎埋深及承載力的確定 ..................................................... 27 筏板配筋 ................................................................................ 27 筏板的平面尺寸 ...................................................................... 28 天然筏板基礎的變形計算 ........................................................... 29 筏板平面尺寸演算 .................................................................... 30 筏板基礎抗浮錨桿的設置 .............................................................. 33 筏板基礎的施工與監(jiān)測 ................................................................. 34 筏板基礎的施工 ....................................................................... 34 筏板基礎的監(jiān)測 ....................................................................... 35 第 四章 CFG 樁復合地基設計 ..................................................................... 36 特點和適用范圍 ........................................................................... 36 CFG 樁及其復合地基知識概述 ....................................................... 36 樁復合地基加固機理 .............................................................. 37 CFG樁加固機理 ...................................................................... 37 設置褥墊層的基本原理 .............................................................. 37 施工準備 ..................................................................................... 38 技術準備 ................................................................................ 38 施工機具及材料準備 ................................................................. 39 消防設施準備 .......................................................................... 39 樁基施工工藝流程 .................................................................... 40 樁基施工過程 .......................................................................... 40 提鉆、壓灌、成樁 .................................................................... 42 挖土、樁頭的鑿除 .................................................................... 42 樁 技術要求及質量控制要點 ................................................... 43 現(xiàn)場紀錄要求及注意事項 ........................................................... 46 復合地基設計與參數(shù)確定 .......................................................... 46 CFG樁設計 ...................................................................