What are the 5 types of building?
- Heavy timber.
How many building classifications are there?
What is a Class 5 building?
What is a Type 3 building?
Also known as brick-and-joist structures, Type III buildings consist of either tilt-slap or reinforced masonry walls. These materials are non-combustible. That is to say, some of the interior structural elements (frames, floor, ceilings, etc.) are made with wood or combustible materials.