Category Archives: Concrete

Route Map …

Posted on 29/08/2010 by dougaj4

… so we know where we are going. I’ll be starting several, to some extent interlinked, new themes in this blog over the coming weeks.  Firstly VBA Classes.  Regular readers may have noticed that my VBA code tends to be … Continue reading →

Posted in AlgLib, Concrete, Excel, Finite Element Analysis, Frame Analysis, Link to dll, Maths, Newton, VBA | Tagged , , , , , | 4 Comments

Concrete Column Blind Prediction Contest

Posted on 24/08/2010 by dougaj4

Seems like fun; more details here: Concrete Column Blind Prediction Contest

Posted in Concrete, Newton | Tagged , , | Leave a comment

Lateral pile analyis with PY curves …

Posted on 17/07/2010 by dougaj4

… and non-linear pile properties. In previous posts I have presented Excel User Defined Functions (UDFs) to analyse a laterally loaded pile, generate soil PY Curves based on the recommendations in the COM624 Manual, and determine the flexural stiffness of cracked … Continue reading →

Posted in Concrete, Excel, Geotechnical Engineering, Newton, UDFs, VBA | Tagged , , , , , | 17 Comments

Analysis of RC circular sections – theory and code

Posted on 25/04/2010 by dougaj4

The basic tasks involved in analysing the stresses and strains in a reinforced concrete section under combined bending and axial load are: Assuming a horizontal beam with the top of the beam in compression and the bottom in tension Find … Continue reading →

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , | Leave a comment

Reinforced concrete elastic analysis; Circular section

Posted on 24/04/2010 by dougaj4

Previous posts have presented the theoretical background to finding stresses and strains in a reinforced concrete section built up of trapezoidal layers and subject to combined bending and axial loads.  A spreadsheet with User Defined Functions (UDFs) and open source code … Continue reading →

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , | 10 Comments