原檔文字（公式與圖表請對照上方原版面）
目 錄
第一章 通則
1.1 依據.............................................................................................................1-1
1.2 適用範圍.....................................................................................................1-1
1.3 專業判斷.....................................................................................................1-1
1.4 基礎型式.....................................................................................................1-2
1.5 基礎支承力與變位.....................................................................................1-3
1.6 基礎之規劃設計原則.................................................................................1-4
1.7 基礎分析之土壤應力狀態與行為模式.....................................................1-5
1.8 基礎設計之性能考量.................................................................................1-6
第二章 基礎載重
2.1 一般說明.....................................................................................................2-1
2.2 靜載重.........................................................................................................2-1
2.3 活載重.........................................................................................................2-2
2.4 地震力.........................................................................................................2-2
2.5 風力.............................................................................................................2-3
2.6 上浮力.........................................................................................................2-4
2.7 土壤及地下水之側向作用力.....................................................................2-5
2.8 振動載重.....................................................................................................2-5
2.9 施工載重.....................................................................................................2-5
2.10 其它環境載重...........................................................................................2-6
2.11 載重組合...................................................................................................2-7
2.12 基礎抗浮之安全性...................................................................................2-8
第三章 地基調查
3.1 調查要求.....................................................................................................3-1
3.1.1 一般說明 ...........................................................................................3-1
3.1.2 考慮要素 ...........................................................................................3-1
3.1.3 一般要求 ...........................................................................................3-3
3.1.4 特殊要求 ...........................................................................................3-4
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原檔文字（公式與圖表請對照上方原版面）
3.1.5 位於地質敏感區基地之地質調查 ...................................................3-6
3.2 調查方法.....................................................................................................3-7
3.2.1 一般說明 ...........................................................................................3-7
3.2.2 調查步驟 .........................................................................................3-10
3.2.3 調查範圍、點數與深度 .................................................................3-13
3.2.4 調查方法 .........................................................................................3-18
3.3 調查報告...................................................................................................3-18
3.3.1 一般說明 .........................................................................................3-19
3.3.2 報告內容 .........................................................................................3-19
第四章 淺基礎
4.1 淺基礎設計 .................................................................................................4-1
4.1.1 獨立基腳 ...........................................................................................4-1
4.1.2 聯合基腳 ...........................................................................................4-3
4.1.3 連續基腳 ...........................................................................................4-4
4.1.4 筏式基礎 ...........................................................................................4-4
4.2 淺基礎結構設計 .........................................................................................4-5
4.3 容許支承力 .................................................................................................4-6
4.3.1 極限支承力 .......................................................................................4-6
4.3.2 偏心載重基礎 .................................................................................4-10
4.3.3 斜坡與層狀地層上基礎 .................................................................4-13
4.3.4 接觸壓力 .........................................................................................4-15
4.3.5 安全係數 .........................................................................................4-16
4.4 地層沉陷量計算 .......................................................................................4-16
4.4.1 一般說明 .........................................................................................4-16
4.4.2 沉陷量分析之基礎載重 .................................................................4-17
4.4.3 地層應力增量計算 .........................................................................4-17
4.4.4 沉陷類別 .........................................................................................4-18
4.4.5 瞬時沉陷 .........................................................................................4-19
4.4.6 壓密沉陷 .........................................................................................4-21
4.4.7 次壓縮沉陷 .....................................................................................4-23
4.5 淺基礎之沉陷分析 ...................................................................................4-23
4.5.1 建築物淺基礎之分析模式 .............................................................4-23
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原檔文字（公式與圖表請對照上方原版面）
4.5.2 平板載重試驗與地盤反力係數 .....................................................4-27
4.5.3 淺基礎沉陷分析之載重情況 .........................................................4-29
4.5.4 容許沉陷量 .....................................................................................4-30
4.6 承受水平力之淺基礎 ...............................................................................4-34
4.6.1 安全係數 .........................................................................................4-34
4.6.2 基礎板底面之摩擦阻力 .................................................................4-34
4.6.3 基礎板前側之側向抵抗力 .............................................................4-35
第五章 樁基礎
5.1 通則 .............................................................................................................5-1
5.1.1 適用範圍 ...........................................................................................5-1
5.1.2 基樁承載機制 ...................................................................................5-1
5.1.3 基樁分類 ...........................................................................................5-4
5.1.4 基樁施工對環境之影響 ...................................................................5-6
5.2 基樁設計原則 .............................................................................................5-8
5.2.1 載重分擔 ...........................................................................................5-8
5.2.2 基本設計原則 ...................................................................................5-9
5.2.3 特殊設計考量 .................................................................................5-11
5.3 容許支承力...............................................................................................5-15
5.3.1 單樁垂直支承力 .............................................................................5-15
5.3.2 單樁拉拔力 .....................................................................................5-30
5.3.3 側向支承力 .....................................................................................5-33
5.3.4 負摩擦力 .........................................................................................5-42
5.4 基樁間距及群樁總支承力.......................................................................5-49
5.4.1 基樁間距 .........................................................................................5-49
5.4.2 群樁總支承力 .................................................................................5-50
5.5 變位量 .......................................................................................................5-54
5.5.1 單樁沉陷量 .....................................................................................5-54
5.5.2 群樁沉陷量 .....................................................................................5-58
5.5.3 群樁側向變位量 .............................................................................5-59
5.5.4 容許變位量 .....................................................................................5-60
5.6 樁體結構設計 ...........................................................................................5-60
5.6.1 木樁 .................................................................................................5-60
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原檔文字（公式與圖表請對照上方原版面）
5.6.2 預鑄混凝土樁 .................................................................................5-60
5.6.3 場鑄混凝土樁 .................................................................................5-62
5.6.4 鋼樁 .................................................................................................5-63
5.6.5 接樁 .................................................................................................5-64
5.7 基樁載重試驗 ...........................................................................................5-65
5.7.1 試驗目的及種類 .............................................................................5-65
5.7.2 試樁計畫 .........................................................................................5-66
5.7.3 試樁之選擇 .....................................................................................5-67
5.7.4 試樁之載重 .....................................................................................5-68
5.7.5 試樁之靜置時間 .............................................................................5-68
5.7.6 試樁結果分析 .................................................................................5-69
5.8 基樁完整性檢測 .......................................................................................5-70
第六章 柱狀體基礎
6.1 通則 .............................................................................................................6-1
6.1.1 適用範圍 ...........................................................................................6-1
6.1.2 基礎分類 ...........................................................................................6-2
6.1.3 設計載重與需求 ...............................................................................6-2
6.1.4 設計原則 ...........................................................................................6-3
6.2 沉箱基礎 .....................................................................................................6-4
6.2.1 通則 ...................................................................................................6-4
6.2.2 設計考量 ...........................................................................................6-4
6.2.3 沉箱載重支承方式 ...........................................................................6-6
6.2.4 支承地層 ...........................................................................................6-7
6.2.5 沉箱沉設計畫 ...................................................................................6-8
6.2.6 沉箱基礎分析模型 ...........................................................................6-9
6.2.7 地盤反力係數 .................................................................................6-11
6.2.8 地盤反力之上限值 .........................................................................6-14
6.2.9 沉箱底面地盤之容許垂直支承力 .................................................6-16
6.2.10 沉箱底面地盤之容許剪切強度 ...................................................6-19
6.2.11 容許沉陷量 ...................................................................................6-20
6.2.12 側向變位反應曲線與降伏位移 ...................................................6-21
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6.2.13 容許側向變位 ...............................................................................6-21
6.2.14 沉箱負摩擦力 ...............................................................................6-22
6.2.15 沉箱體結構設計 ...........................................................................6-23
6.3 井式基礎 ...................................................................................................6-32
6.3.1 通則 .................................................................................................6-32
6.3.2 設計考量 .........................................................................................6-32
6.3.3 井式基礎載重支承方式 .................................................................6-34
6.3.4 支承地層 .........................................................................................6-35
6.3.5 井式基礎開挖方式 .........................................................................6-35
6.3.6 井式基礎分析模型 .........................................................................6-36
6.3.7 地盤反力係數 .................................................................................6-39
6.3.8 基礎前方水平地盤反力之上限值 .................................................6-41
6.3.9 基礎周面地盤反力之上限值 .........................................................6-44
6.3.10 基礎底面地盤之容許垂直支承力 ...............................................6-45
6.3.11 基礎底面地盤之容許剪切強度 ...................................................6-47
6.3.12 容許沉陷量 ...................................................................................6-48
6.3.13 側向變位反應曲線與降伏位移 ...................................................6-48
6.3.14 容許側向變位 ...............................................................................6-48
6.3.15 負摩擦力 .......................................................................................6-49
6.3.16 結構設計 .......................................................................................6-49
6.4 箱形連續壁基礎 .......................................................................................6-50
6.4.1 通則 .................................................................................................6-50
6.4.2 箱形連續壁基礎的形狀與尺寸 .....................................................6-51
6.4.3 設計考量 .........................................................................................6-52
6.4.4 支承地層 .........................................................................................6-53
6.4.5 連續壁之施工 .................................................................................6-54
6.4.6 箱形連續壁基礎分析模型 .............................................................6-55
6.4.7 地盤反力係數 .................................................................................6-56
6.4.8 地盤阻抗的非線性模式與地盤反力上限值 .................................6-59
6.4.9 箱形連續壁基礎之容許垂直支承力 .............................................6-62
6.4.10 箱形連續壁基礎的反應曲線 .......................................................6-64
6.4.11 容許側向變位 ...............................................................................6-64
6.4.12 結構設計 .......................................................................................6-65
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