One Of Three Basic Methods Of Constructing Wood-frame Residential Buildings (Balloon And Platform Are The Other Methods); Sometimes Called "Post-and-girt" Construction. Vertical Timbers Called Posts Reinforce Each Of The Four Corners Of The Structure - And Horizontal Timbers Called Girts Reinforced Each Floor Level. Posts And Girts Are Connected By Fastenings Called Mortise-and-tenon Joints. During A Fire - A Braced-frame Building Wall Often Fails In An Inward/Outward Collapse. (Page 12)