3. Timber Frame Is the method of creating framed structures of heavy timber jointed together with pegged mortise and tenon joints. Platform Frame Structure sits atop a concrete or treated wood foundation. Balloom Frame A system of framing a wooden building; all vertical structural elements of the exterior bearing walls and partitions consist of single studs which extend the full height of the frame, from the top of the sole-plate to the roof plate; all floor joists are fastened by nails to studs Steel Frame Construction in which the structural supporting elements consist of combinations of steel beams, steel girders, and steel columns, joined together at their intersections. FrameEstructures