Joist were typically planed smooth (wrought) and sometimes chamfered or beaded. Joists may join to their supporting beams in many ways: joists resting on top of the supporting beams are said to be "lodged"; dropped in using a butt cog joint (a type of lap joint), half-dovetail butt cog, or a half-dovetail lap joint. Joists may also be tenoned in during the raising with a soffit tenon or a tusk tenon (possibly with a housing). Joists can also be joined by being slipped into mortises after the beams are in place such as a chase mortise (pulley mortise), L-mortise, or "short
Architectural Woodwork Institute the board to eleven members, eliminating the Executive Committee, and establishing a Development Council. Architectural Woodwork Institute The Architectural Woodwork Institute (AWI), founded in 1953, is a professional trade association. Member companies are the fabricators of fine finished woodwork, millwork, and furniture. AWI has published a Standard of Care for woodworking since 1961, called the Quality Standards Illustrated. The association is built on the idea of sharing knowledge in many forms – formal programs, seminars and workshops, networking, committee involvement and publications. AWI and its members is devoted to fostering professionalism throughout the industry. Each member firm today garners prestige