¶ 公路橋梁耐震評估與補強設計規範－第一章 總則
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I公路橋梁耐震評估與補強設計規範目錄第一章 總則
1.1 基本原則.........................................................................................................1
1.1.1 法令依據..............................................................................................1
1.1.2 適用範圍..............................................................................................1
1.1.3 規範內容..............................................................................................1
1.2 耐震性能目標.................................................................................................1
1.2.1 地震等級..............................................................................................1
1.2.2 性能目標..............................................................................................1
1.2.3 耐震性能檢核規定...............................................................................1
1.2.3.1 等級II 地震檢核規定 .................................................................2
1.2.3.2 等級III 地震檢核規定................................................................2
1.3 耐震能力初步評估原則.................................................................................3
1.4 耐震能力詳細評估原則.................................................................................3
1.5 耐震補強原則與策略.....................................................................................3
1.5.1 補強原則...............................................................................................3
1.5.2 補強策略...............................................................................................3
1.5.2.1 補強方案......................................................................................4
1.5.2.2 補強工法......................................................................................4
1.6 符號說明.........................................................................................................4第二章 目標地震
2.1 通則.................................................................................................................8
2.2 工址之地盤分類.............................................................................................8
2.3 等級II 地震水平譜加速度係數 ....................................................................8
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2.4 等級III 地震水平譜加速度係數.................................................................10
2.5 水平譜加速度係數調整...............................................................................12
2.6 垂直譜加速度係數.......................................................................................12第三章 耐震能力初步評估
3.1 通則...............................................................................................................14
3.2 耐震評估檢查表法.......................................................................................14
3.2.1 落橋評估檢查表................................................................................14
3.2.2 強度韌性評估檢查表........................................................................14
3.3 分數評定標準...............................................................................................14
3.4 篩選與排序....................................................................................................14第四章 耐震能力詳細評估
4.1 通則...............................................................................................................17
4.2 分析方法之選擇............................................................................................17
4.3 橋梁構材之非線性行為................................................................................17
4.3.1 鋼筋混凝土橋墩之塑鉸特性............................................................17
4.3.1.1 鋼筋與混凝土之應力-應變關係 ..............................................17
4.3.1.2 鋼筋混凝土橋墩之塑鉸設定....................................................17
4.3.1.3 鋼筋混凝土壁式橋墩之塑鉸特性............................................17
4.3.2 鋼橋墩之塑鉸特性............................................................................18
4.3.3 支承....................................................................................................18
4.3.4 止震塊................................................................................................18
4.3.5 橋台....................................................................................................18
4.3.6 增設防止落橋裝置............................................................................18
4.4 基礎...............................................................................................................18
4.4.1 基礎耐震評估與補強設計原則.........................................................18
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4.4.2 基礎耐震分析之載重組合................................................................19
4.4.3 基礎耐震分析模式............................................................................19
4.4.4 基礎系統與構件之彈性限度............................................................19
4.4.5 基礎系統之降伏狀態........................................................................20
4.4.6 基礎系統反應塑性率與變位............................................................20
4.4.7 基礎系統之容許塑性率與變位........................................................20
4.4.8 基礎構件之檢核................................................................................20
4.5 橋梁結構非線性行為之分析方法...............................................................21
4.5.1 靜態側推分析.....................................................................................21
4.5.2 非線性動力歷時分析.........................................................................21
4.6 橋梁耐震性能評估.......................................................................................21
4.6.1 靜態側推分析耐震性能評估.............................................................21
4.6.2 非線性動力歷時分析耐震性能評估.................................................22第五章 結構系統與防落系統補強設計
5.1 結構系統補強...............................................................................................23
5.1.1 慣性力分散工法................................................................................23
5.1.2 隔震補強工法....................................................................................23
5.1.3 消能減震補強工法............................................................................23
5.1.4 功能性支承系統補強工法................................................................23
5.2 防落系統補強...............................................................................................23
5.2.1 防落長度............................................................................................23
5.2.2 防止落橋措施....................................................................................25第六章 結構構材補強設計
6.1 通則...............................................................................................................26
6.2 混凝土橋柱...................................................................................................26
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6.2.1 鋼板包覆補強....................................................................................26
6.2.2 混凝土包覆補強................................................................................26
6.2.3 纖維複合材料包覆補強....................................................................26
6.3 帽梁...............................................................................................................27
6.4 鋼橋柱...........................................................................................................27
6.4.1 充填混凝土補強................................................................................27
6.4.2 加設構材補強....................................................................................27
6.5 橋台...............................................................................................................27
6.5.1 橋台補強原則....................................................................................27
6.5.2 橋台補強工法....................................................................................27第七章 基礎耐震補強
7.1 基礎耐震補強原則.......................................................................................29
7.2 基礎系統補強時機.......................................................................................29
7.3 直接基礎及樁帽之補強設計.......................................................................29
7.4 樁基礎之補強設計.......................................................................................29
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V公路橋梁耐震評估與補強設計規範解說目錄第一章 總則C1.1 基本原則 ....................................................................................................31C1.1.1 法令依據 .........................................................................................31C1.1.2 適用範圍 .........................................................................................31C1.1.3 規範內容 .........................................................................................31C1.2 耐震性能目標 ............................................................................................32C1.2.1 地震等級 .........................................................................................32C1.2.2 性能目標 .........................................................................................32C1.2.3 耐震性能檢核規定 ..........................................................................33C1.3 耐震能力初步評估原則 ............................................................................34C1.4 耐震能力詳細評估原則 ............................................................................34C1.5 耐震補強原則與策略 ................................................................................34C1.5.1 補強原則 ..........................................................................................34C1.5.2 補強策略 ..........................................................................................35C1.5.2.1 補強方案 .................................................................................35C1.5.2.2 補強工法 .................................................................................36第二章 目標地震C2.1 通則 ............................................................................................................37C2.2 工址之地盤分類 ........................................................................................37C2.3 等級II 地震水平譜加速度係數 ...............................................................39C2.4 等級III 地震水平譜加速度係數 ..............................................................42C2.5 水平譜加速度係數調整 ............................................................................42第三章 耐震能力初步評估