1930s State of The Art Dendiform Columns Tested This post reviews briefly testing to destruction of a tapering reinforced concrete column, conceived in ‘organic style’ like a flower stem with calyx. The image to the left shows the vast open plan offices for the Johnson Wax company headquarters in Racine Wisconsin which was completed […]
Alteration to Question 2 result (page 67) This question appeared in another form in the Structural Engineer Magazine September Issue. 6 readers kindly pointed out that there is a closer answer to the triangular loading udl substitution. The peak may be more accurately calculated, which reduces the answer by 40%….see text below for […]
4th Edition The book has now been updated using Adobe publishing software. It was originally put together using Microsoft Word, which is not suited well to producing a book. As a result the diagrams are now a higher resolution and clarity. Some editorial errors and minor calculation errors, some of which have been pointed […]
IABSE WORKSHOP 21 April 2017 Merchant’s Bridge, Castlefield, Manchester Outline of Natural Frequency Assessment presented at workshop in the IABSE conference 21 April 2017 Aim of Workshop To demonstrate how the approximation of dynamic behaviour of a long-span structure using approximate techniques can provide an understanding of its characteristic behaviour. Benefits of Conceptual Design To enable […]
Troyes Cathedral Section – ref. recent post In section this illustrates a ‘massive buttress’ in proportion to the upper and lower vaults.
The Structural Engineer Magazine question, March 2017 edition – and finally – was questioned by two readers who attempted the question. They noted that the resolved buttress load was outside the middle third of the buttress, although, the buttress was declared stable. An explanation for this is shown below…. Q-11 diagrams – A4-FORCE-DIAGRAM
News…..Exercise Book Question Posted…. The Structural Engineer Magazine March 2017 See And Finally….
Amendment (Chapter 2.11/pg. 122) A reader kindly drew an error to my attention. It is not a serious omission, but nevertheless may cause a little confusion to those familiar with reinforcement bar areas. In the calculation for bar area on page 122 in the main book, 20mm bars were quoted to have an area of […]
50th Anniversary of a Speech by Ove Arup to members and guests of Municipal Engineers at the Town Hall, Oxford, on 24 November 1966 An Extract from the Speech Source: Ove Arup Philosophy of Design Edited by Nigel Tonks and Derek Sugden Having attended a talk recently by the Ian Firth, Senior Vice President of the […]
Further Thoughts on Structural Engineers of The Future Thank you to all who viewed the last post on 4th October. A total of 150 views so far; great to have such an audience. In Verulam in this month’s edition of the Structural Engineer Magazine Karl Micallef supported the proposition that, Structural Engineering and Architecture might […]