1 目 录 1． 设计任务.........................................................................................................................................................2 1 .1 设计题目 .........................................................................................................................................................................2 1 .2 设计内容 .........................................................................................................................................................................2 1 .3 设计要求 .........................................................................................................................................................................2 1 .4 设计资料 .........................................................................................................................................................................2 2． 结构选型.........................................................................................................................................................4 3． 荷载计算.........................................................................................................................................................5 3 .1 恒载..................................................................................................................................................................................5 3 .2 屋面活荷载 ....................................................................................................................................................................6 3 .3 风荷载 .............................................................................................................................................................................6 3 .4 吊车荷载 ............................................................................................................................................
