1 概述超层加改系指加层的层数超过旧房原有层数的加层改造工程。由于加建的层数较多,增加的荷载较大,因此在新旧结构的处理上更为复杂。某工程要求把单层仓库,改为三层框架厂房。在保存原有结构,建筑特色和风貌的基础上,进行新的建筑创作。使之新旧结合,经济合理,满足新厂房功能和生产 1 Overview Superlayer modification refers to an additional layer modification project where the number of additional layers exceeds the original number of existing buildings. Due to the large number of additional layers and the increased load, the handling of new and old structures is more complicated. A project requires that the single-storey warehouse be changed to a three-story frame factory. On the basis of preserving the original structure, architectural features and style, new architectural creations will be made. Combine new and old, economical and reasonable, meet the function and production of new factory