Category Archives: Concrete

Getting concrete shrinkage right

Posted on 21/03/2015 by dougaj4

At the end of last year, very quietly, the commentary to the Australian Concrete Structures Code (AS 3600) was published.  The commentary provides a wide range of explanatory and background information to the requirements in the main code, including some … Continue reading →

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Reducing Risk in Structural Concrete Design

Posted on 23/02/2015 by dougaj4

The Concrete Institute of Australia is running a series of full day seminars on Structural Concrete Design for Extreme Events in each of the mainland capitals: See:  Structural Concrete Design for Extreme Events for details of dates and locations in … Continue reading →

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Durability of Concrete Structures

Posted on 07/11/2014 by dougaj4

Don’t put yourself or your concrete assets at risk. Designing and constructing for durability is one of the most important aspects of any construction program. However, requirements for concrete durability are extremely fragmented in Australia. These conflicting requirements put designers, … Continue reading →

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Faster Biaxial Bending

Posted on 10/08/2014 by dougaj4

The spreadsheet to calculate ultimate moment capacity of a reinforced or prestressed concrete section under combined axial load and biaxial bending, last presented here, has been updated to use the QuadBrent solver, rather than the Excel Goal Seek function, for … Continue reading →

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Reinforced Concrete – ULS capacity under combined axial load and biaxial bending

Posted on 19/06/2014 by dougaj4

I have modified the ULS Design Functions spreadsheet, last presented here, to analyse sections subject to bi-axial bending, and non-symmetrical sections.  The new version makes use of the routines for splitting any section defined by XY coordinates into trapezoidal layers, described … Continue reading →

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , | 13 Comments