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Category Archives: Arch structures
Lost Sydney
Lost Sydney is a Facebook site with 100’s of photographs of Sydney, some dating back well over 100 years. This is Sydney’s story. Lost Sydney is not just about demolished buildings, it’s also about photos of Sydney’s past. Lost Sydney
Posted in Arch structures, Bach, Historic Bridges, Newton
Tagged Historic photographs, Lost Sydney, Sydney Harbour Bridge
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Lennox Bridge
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 3D Model, Bill Harvey, Bridge of the Month, Lennox Bridge, stone arch bridge
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Trinity Bridge and Bridge of the Month
Bill Harvey has been doing a monthly report on historical bridges for many years, but recent issues have the added interest of interactive 3D models of the selected bridges. The Trinity Bridge at Crowland in South Lincolnshire is an excellent … Continue reading
Posted in Arch structures, Historic Bridges, Newton
Tagged 3D Model, Bill Harvey, stone arch bridge, Trinity Bridge
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Jørn Utzon and David Moore
Tomorrow (9th April 2018) is the centenary of the birth of Jørn Utzon, the architect of the Sydney Opera House, which is celebrated in an article at the Sydney-Morning Herald. The article quotes a grand-son of Utson, Mika Utzon Popov, … Continue reading
Posted in Arch structures, Bach, Newton
Tagged construction photographs, David Moore, Jorn Utzon, Sydney Opera House
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Non-linear frame analysis; moment curvature and self-weight
The Python/Fortran/Excel frame analysis program (previous version here) now has several new features added to the 2D-solver routines: The beam bending behaviour may now be specified with moment-curvature tables, rather than the linear-plastic behaviour required in the previous version. Beam … Continue reading
Posted in Arch structures, Beam Bending, Concrete, Excel, Finite Element Analysis, Fortran, Frame Analysis, Link to dll, Link to Python, NumPy and SciPy, Strand7, VBA
Tagged Excel, FEA, Fortran, Frame Analysis, link to dll, moment curvature, Non-linear concrete, Non-linear geometry, Programming the Finite Element Method, Python, SciPy, sparse solvers, VBA, xlwings
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