钢梁

Nowadays, slop roof consists of steel column and beam or steel truss and purling, and connected with existed building by concrete beam cast in place, is being used commonly in this project.

目前，在全国各地的“平改坡”项目中，普遍采结构坡屋顶，由柱、梁或桁架及檩条构成，通过浇筑凝土卧梁将新增坡屋顶与原有凝土结构连接。