Category Archives: Beam Bending

AS 3600 (Concrete Structures Code) Amendment 1

The first amendment to the current (2009) version of the Australian Standard for Concrete Structures (AS 3600) was recently released for free download.  SAI Global have not seen fit to notify purchasers of the standard of this amendment, but it … Continue reading

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Update to Beam1 and Beam2

It has just been pointed out that the single span beam spreadsheet presented at Frame Analysis with Excel 1 does not work for a propped cantilever.  The same applies to the spreadsheet for single span sloping beams at Frame Analysis with … Continue reading

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Buckling of columns with varying cross section

Following a post in the Eng-Tips Forum about finding the buckling load of a stepped strut I have modified the Frame4 spreadsheet to carry out a buckling analysis of any straight member subject to axial load, including stepped or tapered cross … Continue reading

Posted in Beam Bending, Excel, Frame Analysis, Newton, VBA | Tagged , , , , , , , | 27 Comments

More on buckling columns

Coincidentally, at about the same time as I wrote about column buckling for a column with a point load on the end, Autar Kaw at The Numerical Methods Guy was writing about buckling of columns under self weight, using the theory of … Continue reading

Posted in AlgLib, Beam Bending, Excel, Maths, Newton, UDFs, VBA | Tagged , , , , , , | 1 Comment

SplineBeam update

Previous SplineBeam post I have modified the SplineBeam spreadsheet to allow input of a single span (simply supported or with end constraints), and to optionally allow input of the position of intermediate nodes, rather than dividing each span into equal segment lengths.  This … Continue reading

Posted in Arrays, Beam Bending, Excel, Frame Analysis, Newton, UDFs, VBA | Tagged , , , , | 1 Comment