日本道路桥示方书-抗震设计规范中文版VIP专享VIP免费

目录V抗震设计篇第1章总则...........................................................................................................51.1适用范围....................................................................................................51.2用语的定义.................................................................................................5第2章抗震设计的基本方针...................................................................................72.1抗震设计的基本.........................................................................................72.2抗震设计的原则.........................................................................................82.3划分桥梁的重要度....................................................................................10第3章抗震设计时必须考虑的载荷......................................................................123.1抗震设计时必须考虑的载荷和其组合.......................................................123.2地震的影响...............................................................................................12第4章设计地震运动............................................................................................144.1一般.........................................................................................................144.21级地震运动............................................................................................154.32级地震运动...........................................................................................174.4按地域区分的修正系数............................................................................204.5抗震设计上的地基种类.............................................................................254.6抗震设计上的地基面...............................................................................26第5章抗震性能的检查........................................................................................295.1一般.........................................................................................................295.2对于抗震性能1的桥梁的界限状态...........................................................315.3对于抗震性能2的桥梁的界限状态...........................................................315.4对于抗震性能3的桥梁的界限状态...........................................................365.5抗震性能的检查方法................................................................................385.6防止上部构造掉落的对策.........................................................................41第6章抗震性能的静态检查方法...........................................................................426.1一般.........................................................................................................426.2适用静态检查法的情况的载荷计算方法...................................................436.2.1一般......................................................................................................................436.2.2惯性力..................................................................................................................436.2.3固有周期的估计方法...........................................................................................486.2.4地震时的土压......................................................................................................