【摘要】 楼梯是建筑疏散通道的主要部件,在地震发生时对人员的疏散起到重要的作用.本文通过对汶川地震典型震害、现行的设计规范、图集以及现有的研究成果进行分析和研究,探索楼梯在结构整体中的作用和各个构件的实际受力情况.更多还原

【Abstract】 Stair is the main part of the evacuation passageway in building,when earthquake happens it plays an important role in personnel evacuation.In this paper analyzed the typical seismic damage in Wenchuan earthquake,presently code of building design,atlas and the existing research results,aiming to discover the function of the stair in the whole building and the working condition of each component.更多还原