Type 1: Fire-Resistive structures are constructed of concrete and protected steel (steel coated with a fire-resistant material). These are typically modern high rise construction and are designed to hold fire for an extended amount of time in order to keep the fire at bay at the point of origin. Concrete
Category: building construction
Type 5 construction really should be at least 2 if not 3 separate categories. Also known as lightweight construction, there are 4 distinct styles, which mark refinements in process and materials. type 5 construction is the Most flammable, but also the most common form of residential construction. Balloon framing Balloon
Building construction is one area I hope to be able to add original content, given I hold a Degree in Architectural History and Theory. I am a firm believer that there is now a additional category of building construction. Despite both being wood construction, Legacy and Lightweight construction vary significantly.