One of the biggest challenges which faces Structural Engineers today is of keeping up with the latest design guidance. There is an abundance of discussion about this fact, but every Structural Engineer knows that it is easier to produce design calculations when in possession of a relevant design example. (Every Structural Engineer is also well aware of the dangers of taking that example too literally when the new design is more complex than, or just different to the example). Having an example to start from always helps 'though.