TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc169366729"第1章绪论PAGEREF_Toc169366729\h2HYPERLINK\l"_Toc169366730"第2章设计说明PAGEREF_Toc169366730\h3HYPERLINK\l"_Toc169366731"2.1设计资料PAGEREF_Toc169366731\h3HYPERLINK\l"_Toc169366732"、设计荷载：公路-I级PAGEREF_Toc169366732\h3HYPERLINK\l"_Toc169366733"、材料及工艺PAGEREF_Toc169366733\h3HYPERLINK\l"_Toc169366734"设计依据、规范及采用规范PAGEREF_Toc169366734\h3HYPERLINK\l"_Toc169366735"第3章上部结构尺寸的拟定PAGEREF_Toc169366735\h3HYPERLINK\l"_Toc169366736"主梁间距与主梁片数PAGEREF_Toc169366736\h4HYPERLINK\l"_Toc169366737"主梁跨中截面主要尺寸拟定PAGEREF_Toc169366737\h4HYPERLINK\l"_Toc169366738"3.3横截面沿跨长的变化PAGEREF_Toc169366738\h5HYPERLINK\l"_Toc169366739"3.4横隔梁的设置PAGEREF_Toc169366739\h6HYPERLINK\l"_Toc169366740"第4章主梁内力计算PAGEREF_Toc169366740\h6HYPERLINK\l"_Toc169366741"恒载内力计算PAGEREF_Toc169366741\h6HYPERLINK\l"_Toc169366742"活载内力计算PAGEREF_Toc169366742\h10HYPERLINK\l"_Toc169366743"4.3主梁内力组合PAGEREF_Toc169366743\h16HYPERLINK\l"_Toc169366744"第5章预应力钢束的估算及其布置PAGEREF_Toc169366744\h17HYPERLINK\l"_Toc169366745"5.1跨中截面钢束的估算与确定PAGEREF_Toc169366745\h17HYPERLINK\l"_Toc169366746"5.2预应力钢束布置PAGEREF_Toc169366746\h18HYPERLINK\l"_Toc169366747"第6章计算主梁截面几何特性PAGEREF_Toc169366747\h22HYPERLINK\l"_Toc169366748"6.1截面面积及惯矩计算PAGEREF_Toc169366748\h22HYPERLINK\l"_Toc169366749"6.2梁截面对重心轴的静矩计算PAGEREF_Toc169366749\h23HYPERLINK\l"_Toc169366750"第7章钢束预应力损失计算PAGEREF_Toc169366750\h25HYPERLINK\l"_Toc169366751"7.1预应力钢筋张拉（锚下）控制应力PAGEREF_Toc169366751\h25HYPERLINK\l"_Toc169366752"7.2钢束应力损失PAGEREF_Toc169366752\h25HYPERLINK\l"_Toc169366753"第8章主梁截面验算PAGEREF_Toc169366753\h27HYPERLINK\l"_Toc169366754"8.1正截面承载力计算PAGEREF_Toc169366754\h27HYPERLINK\l"_Toc169366755"8.2斜截面承载力计算PAGEREF_Toc169366755\h28HYPERLINK\l"_Toc169366756"第9章梁端锚固区局部承压计算PAGEREF_Toc169366756\h29HYPERLINK\l"_Toc169366757"9.1局部受压区尺寸要求PAGEREF_Toc169366757\h29HYPERLINK\l"_Toc169366758"9.2局部