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，普遍采用轻钢坡，钢柱、钢梁或钢桁架及钢檩条成，通过浇筑凝土卧梁将新增轻钢坡与原有凝土接。