1. Clear span
3. Built-up curved rafter
4. Roof system
A pre-engineered building or pre-engineered steel building is a type of building of which steel components are manufactured at the factory with exact quantities and dimensions according to blueprint. After that, the steel components will be completely erected at the construction site.
Pre-engineered buildings are becoming a new construction trend, applied in civilian, industrial, commercial, urban and military infrastructures. Models of Pre-engineered buildings are very diverse based on the size and needs of customers.