Special Studies in Building Structure

Pencil Towers and the History and Development of the High-Rise

Belt-Trussed Frame with Core

Large trusses tie the fassade columns to the core so that the whole building acts as one large system of interdependent parts. The trusses are called "cap Trusses" when they are at the top of the building, and "Belt Trusses" when they are at intermediate points.

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© 1996 Chris H. Luebkeman