Category Archives: Concrete

ULS Design Functions update

Posted on May 23, 2021 by dougaj4

The ULS Design Functions spreadsheet has been updated with further changes related to the new Australian Standard for concrete structures; AS 3600-2018, and with some other fixes.  The new version can be downloaded from: ULS Design Functions.zip The changes in … Continue reading →

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Elastic Biaxial Bending

Posted on April 11, 2021 by dougaj4

Spreadsheets performing Ultimate Limit State analysis with biaxial moments have been presented previously, most recently here: Biaxial bending update I have now modified the Beam Design Functions spreadsheet to carry out a biaxial moment analysis with linear elastic material properties. … Continue reading →

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More on RC design of circular sections

Posted on December 23, 2020 by dougaj4

Following the last post on this topic (Reinforced Concrete Design for Circular Sections to Eurocode 2) I have added provision for parabolic-linear concrete stress blocks to the ULS Design Functions spreadsheet. The Circu function in the RC Design Functions spreadsheet has … Continue reading →

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Wembley Tower 2

Posted on September 4, 2020 by dougaj4

Following from the previous post, nearly all of the 68 designs for the Wembley Tower were in steel or iron, but there was just one with a truly unique design feature, it was to be built of concrete: If it … Continue reading →

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Concrete Stress Blocks

Posted on August 15, 2020 by dougaj4

Back in 2010 and 2011 posts here looked at a comparison of alternative stress blocks in the then new AS 3600, and a procedure for calculating parameters for a rectangular stress block exactly equivalent to the Eurocode 2 parabolic-rectangular stress … Continue reading →

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