Category Archives: Newton

Reinforced Concrete Design for Circular Sections to Eurocode 2

Posted on July 26, 2020 by

As mentioned in the previous post, the Reinforced Concrete Design Functions spreadsheet includes a function for ULS analysis of circular sections, using either a rectangular  or a parabolic-linear stress block.  A new CircuPF function has now been added, for codes … Continue reading →

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

ULS Design Functions and EurocodeApplied

Posted on July 12, 2020 by

The ULS Design Functions spreadsheet (last updated here) has had another update (2.09) to fix a problem when bars in different layers had different E values.  The new version assigns the correct E and strain at yield to each layer. … Continue reading →

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA | Tagged , , , , , , , | 7 Comments

Numerical integration with on-sheet calculations

Posted on July 8, 2020 by

Following a comment here I have prepared a spreadsheet that works through the Tanh-Sinh Quadrature process with on-sheet calculations.  For that purpose Graeme Dennes has provided a simplified version of the code: QUAD_RODRIGUEZ_TANH_SINH for finite intervals. Translated from HP RPN … Continue reading →

Posted in Excel, Maths, Newton, Numerical integration, UDFs, VBA | Tagged , , , , , | Leave a comment

Building dances to an earthquake’s beat

Posted on May 28, 2020 by

Adam Pascale from the Seismology Research Centre recently shared this animation (click on controls bottom right for High Quality and Full Screen views): … it’s from a building in the Philippines about 130km (hypocentral distance) from a magnitude 6.1 earthquake … Continue reading →

Posted in Animation, Computing - general, Newton | Tagged , | Leave a comment

Lennox Bridge

Posted on May 8, 2020 by

Last December I joined Bill Harvey on a visit to Lennox Bridge west of Sydney.  Bill has now documented the visit in his Bridge of the Month site, including history, comments on the structural form, and a dynamic 3D model … Continue reading →

Posted in Arch structures, Historic Bridges, Newton | Tagged , , , , | Leave a comment