公路桥涵地基与基础JTG 3363-2019
2022-10-16 11:41:38 9 举报AI智能生成
学习笔记整理
作者其他创作
大纲/内容
一、季节性冻土最小埋深计算<font color="#F44336">(<span class="equation-text" data-index="0" data-equation="P_{19}" contenteditable="false"><span></span><span></span></span> 最下边步骤总结)</font>
二、冻土分类<font color="#F44336">（附录E <span class="equation-text" data-index="0" data-equation="P_{68}" contenteditable="false"><span></span><span></span></span>）</font><br>
三、天然地基
1、承载能力计算<br>
（1）【土的类别、状态等】-----><span class="equation-text" data-index="0" data-equation="f_{a0}" contenteditable="false"><span></span><span></span></span><font color="#F44336">(4.3.3条 <span class="equation-text" data-index="1" data-equation="P_{15}" contenteditable="false"><span></span><span></span></span>)</font>
（2）修正承载力<span class="equation-text" data-index="0" data-equation="f_a" contenteditable="false"><span></span><span></span></span><font color="#F44336">（4.3.4条 <span class="equation-text" data-index="1" data-equation="P_{17}" contenteditable="false"><span></span><span></span></span>）<span class="equation-text" data-index="2" data-equation="" contenteditable="false"><span></span><span></span></span></font>
（3）<span class="equation-text" data-index="0" data-equation="r_R\times f_a=" contenteditable="false"><span></span><span></span></span>
2、基底压应力计算<br>
（1）偏心受压
单向<br>
小偏心<font color="#F44336">（5.2.2-2式 <span class="equation-text" data-index="0" data-equation="P_{21}" contenteditable="false"><span></span><span></span></span>）</font><br>
大偏心<font color="#F44336">（5.2.2-3式 <span class="equation-text" data-index="0" data-equation="P_{22}" contenteditable="false"><span></span><span></span></span>）</font>
双向
小偏心<font color="#F44336">（5.2.2-3式 <span class="equation-text" data-index="0" data-equation="P_{21}" contenteditable="false"><span></span><span></span></span>）</font>
大偏心<font color="#F44336"></font>
<font color="#F44336">【5.2.5-（2、3式）验证大偏心，<span class="equation-text" data-index="0" data-equation="P_{23}" contenteditable="false"><span></span><span></span></span>】</font>
<font color="#F44336">（附录G计算<span class="equation-text" data-index="0" data-equation="P_{max}" contenteditable="false"><span></span><span></span></span> ，<span class="equation-text" data-index="1" data-equation=" P_{74}" contenteditable="false"><span></span><span></span></span>）</font>
（2）轴心受压<font color="#F44336">（5.2.2-1式 <span class="equation-text" data-index="0" data-equation="P_{21}" contenteditable="false"><span></span><span></span></span>）</font>
3、承载力验算<font color="#F44336">（5.2.2条 各种类型，<span class="equation-text" data-index="0" data-equation="P_{22}" contenteditable="false"><span></span><span></span></span>）</font>
4、容许偏心距验算<font color="#F44336">（5.2.5条，<span class="equation-text" data-index="0" data-equation="P_{22}" contenteditable="false"><span></span><span></span></span> ）</font><br>
5.沉降计算 <font color="#F44336">(5.3.4条,<span class="equation-text" data-index="0" data-equation="P_{24}" contenteditable="false"><span></span><span></span></span>） </font>
6.稳定性验算
（1）抗倾覆<font color="#F44336">（5.4.1条，<span class="equation-text" data-index="0" data-equation="P_{26}" contenteditable="false"><span></span><span></span></span>）</font>
（2）抗滑动<font color="#F44336">（5.4.2条，<span class="equation-text" data-index="0" data-equation="P_{26}" contenteditable="false"><span></span><span></span></span>）</font>
四、软弱下卧层承载力验算
1.天然地基，下卧层压应力计算<font color="#F44336">（5.2.6条，<span class="equation-text" data-index="0" data-equation="P{23}" contenteditable="false"><span></span><span></span></span>）</font>
2.群桩，桩端平面处压应力<font color="#F44336">(附录N，<span class="equation-text" data-index="0" data-equation="P_{105}" contenteditable="false"><span></span><span></span></span> 最下面总结步骤)</font>
五、桩基础
1.钻（挖）孔灌注桩<font color="#F44336">（6.3.3条<span class="equation-text" data-index="0" data-equation="P_{33}" contenteditable="false"><span></span><span></span></span>页最上面总结步骤）</font><br>
2.后压浆 承载力特征值计算<font color="#F44336">（6.3.4条<span class="equation-text" data-index="0" data-equation="P_{34}" contenteditable="false"><span></span><span></span></span>页最上面总结步骤）</font><br>
3.沉桩_静力触探实验数据计算 承载力特征值<font color="#F44336">（6.3.5条<span class="equation-text" data-index="0" data-equation="P_{35}" contenteditable="false"><span></span><span></span></span>页最上面总结步骤）</font><br>
4.嵌岩桩<font color="#F44336"></font><br>
（1）承载力特征值计算<font color="#F44336">（6.3.7条<span class="equation-text" data-index="0" data-equation="P_{37}" contenteditable="false"><span></span><span></span></span>页最上面总结步骤）</font>
（2）有效嵌岩深度计算<font color="#F44336">（6.3.8条<span class="equation-text" data-index="0" data-equation="P_{38}" contenteditable="false"><span></span><span></span></span>页）</font>
五、冻土地区抗冻拔稳定性验算
1.天然地基<br>
（1）<u>季节性冻土 </u>抗拔稳定<font color="#F44336">（附H.0.1，<span class="equation-text" data-index="0" data-equation="P_{76}" contenteditable="false"><span></span><span></span></span>）</font>
（2）<u>多年冻土</u> 抗拔稳定<font color="#F44336">（附H.0.2，<span class="equation-text" data-index="0" data-equation="P_{76}" contenteditable="false"><span></span><span></span></span>）</font>
2.桩基 抗拔稳定性计算<font color="#F44336">（附H.0.3，<span class="equation-text" data-index="0" data-equation="P_{77}" contenteditable="false"><span></span><span></span></span>）</font><br>
六、台背土对桥台基底或桩端平面处的附加竖向应力计算<font color="#F44336">（附F，<span class="equation-text" data-index="0" data-equation="P_{71}" contenteditable="false"><span></span><span></span></span>右下角总结）</font>
七、沉井基础
1.下沉系数计算<font color="#F44336">（7.3.2 第1款，<span class="equation-text" data-index="0" data-equation="P_{42}" contenteditable="false"><span></span><span></span></span>）</font>
2.下沉稳定系数计算<font color="#F44336">（7.3.2 第2款，<span class="equation-text" data-index="0" data-equation="P_{42}" contenteditable="false"><span></span><span></span></span>）</font>
3.井壁计算<font color="#F44336"></font>
（1）竖向力计算<font color="#F44336">（附P.0.2，<span class="equation-text" data-index="0" data-equation="P_{107}" contenteditable="false"><span></span><span></span></span>）</font>
（2）刃脚根部水平力<font color="#F44336">（附P.0.3 第4条，<span class="equation-text" data-index="0" data-equation="P_{108}" contenteditable="false"><span></span><span></span></span>）</font>
4.沉井附体稳定倾斜角计算<font color="#F44336">（7.3.7，<span class="equation-text" data-index="0" data-equation="P_{44}" contenteditable="false"><span></span><span></span></span>）</font>
八、特殊地基与基础
1.垫层承载力计算<font color="#F44336">（9.1.4 第1款，<span class="equation-text" data-index="0" data-equation="P_{51}" contenteditable="false"><span></span><span></span></span>）</font>
2.砂砾垫层沉降计算<font color="#F44336">（9.1.6 ，<span class="equation-text" data-index="0" data-equation="P_{52}" contenteditable="false"><span></span><span></span></span>）</font>
3.湿陷性黄土各种计算<font color="#F44336">（9.2条 ，<span class="equation-text" data-index="0" data-equation="P_{55}" contenteditable="false"><span></span><span></span></span>）</font>
4.挤扩支盘桩基础<font color="#F44336">（9.5.4条 ，<span class="equation-text" data-index="0" data-equation="P_{60}" contenteditable="false"><span></span><span></span></span>）</font>
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