目录1设计资料与结构尺寸......................................................................................11.1设计资料................................................................................................11.2结构尺寸................................................................................................22主梁内力计算...................................................................................................32.1恒载作用内力计算................................................................................32.1.1.桥面铺装和人行道重力.............................................................32.1.2.横隔梁重力................................................................................32.1.3.主梁重力....................................................................................32.1.4.恒载作用下总重力.....................................................................32.2活载作用内力计算................................................................................42.2.1.主梁的荷载横向分布系数.........................................................42.2.2.活载作用内力计算...................................................................122.3内力组合..............................................................................................193配筋计算与强度验算.....................................................................................223.1纵向主筋的配置..................................................................................223.2截面复核..............................................................................................233.3钢筋的配置..........................................................................................243.4腹筋设计..............................................................................................243.5斜截面承载力复核..............................................................................333.6裂缝宽度验算......................................................................................403.7主梁变形验算......................................................................................414行车道板的计算.............................................................................................434.1行车道板内力计算..............................................................................434.1.1恒载内力...................................................................................434.1.2活载内力...................................................................................434.1.3荷载组合...................................................................................464.2配筋与强度验算..................................................................................465横梁的计算.....................................................................................................485.1确定作用在中横隔梁上的计算荷载...................................................485.2绘制跨中横隔梁的内力影响线...........................................................495.2.1计算弯矩影响线坐标值............................................................495.2.2绘制剪力影响线........................................................................505.3截面内力计算及复核...........................................................................515.4截面配筋及强度验算..........
