1st September 2015
First published: 1st September 2015
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Past President of The Institution of Structural Engineers, Michael Dickson, concludes his review of the inspirational career of the German architect, Frei Otto. In this second part, Dickson discusses Otto’s later work – particularly projects in the Middle East and designs with low embodied carbon.
The ‘Wood and Armer’ equations are well established as a means of accounting for torsional moments in bridge slabs. In this article, a potential source of misinterpretation of the original equations is identified and corrected. The misinterpretation is shown not to have significant implications for design, but may be of consequence where the Wood and Armer equations have been used for assessment. A number of other inconsistencies are identified and a revised set of equations is proposed.
We have Fairtrade foods, why not ‘fair-trade’ construction materials, or even fair-trade construction contracts? asks Pete Gates in an article discussing the wider impact of our actions as engineers, and considering the advantages of quantifying and measuring our impact.