A 2014 photograph of the 1902 heavy timber roof assembly on the North end of the nontraditional heavy timber Guardian Angels Catholic Church in Chaska, Minnesota. From viewing this picture, one gets a clear sense of the scale of these massive timbers.
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Heavy Timber 101, Part 1: History and Design

Heavy Timber Construction (HTC), or Type IV Construction, is a term that undoubtedly every firefighter in the United States recognizes, although it might very well be largely unknown globally. Almost immediately, images of massive industrial and commercial occupancies, complete with…