An electronic version of the book is due to be published in 2019; available on Google Play (books). It has been designed to be interactive. Instruction for interactive use: Figure references, where made can be navigated to on the relevant page (e.g. Figure 2.9.1). A hand symbol (as above) will appear. Click on this to […]
Summary The book is now on the 4th edition. It has been a journey. Improving the quality of the presentation using Adobe Creative cloud publishing software and ironing out some inconsistencies and errors. There has been some interest in the book. Approximately 800 copies might have been sold over the years – not exactly capturing […]
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 […]