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Tag Archives: Reinforced Concrete
ULS design of circular reinforced concrete columns
The RC Design Functions spreadsheet has been updated (to Version 8.04) with the addition of a CircU function for ULS design of circular reinforced concrete sections under combined bending and axial load. The new version, including full open-source code, may … Continue reading
ULS Design Functions – update for AS 3600
The ULS Design Functions spreadsheet (last posted here) has been updated to the new Australian Standard for concrete structures; AS 3600-2018. The new version can be downloaded from: ULS Design Functions.zip Note that the biaxial version included in the download … Continue reading
Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA
Tagged AS 3600, AS 5100, circular section, Excel, Reinforced Concrete, UDF, ULS Design Functions, VBA
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RC Design Functions 8_03
The RC Design Functions 8_03 spreadsheet is now available for free download from: RC Design Functions8.zip The main changes are: The NA layer check has been corrected for compression steel in tension The new AS 3600 crack width and curvature … Continue reading
Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA
Tagged AS 3600, crack width, Curvature, Excel, RC Design Functions, Reinforced Concrete, UDF, VBA
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More iterative solvers
Following the recent post on using Brent’s Method solvers on an array (Iterative solvers and arrays), here is another example with an engineering related problem. The example is included in the xlScipy3 spreadsheet, which can be downloaded from: xlScipy3.zip The depth … Continue reading
Posted in Arrays, Beam Bending, Concrete, Excel, Link to Python, Maths, Newton, NumPy and SciPy, UDFs, VBA, xlwings
Tagged Brents method, depth of neutral axis, Excel, Python, Reinforced Concrete, SciPy, UDFs, VBA, xlwings
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Evaluating text with units and finding the neutral axis
A few weeks ago a comment asked for guidance on finding the moment capacity of a reinforced concrete section. This post will look at finding the depth of the neutral axis (NA) in a rectangular section, with a single layer of … Continue reading
Posted in Beam Bending, Concrete, Excel, Maths, Newton, UDFs, VBA
Tagged depth of neutral axis, elastic analysis, EvalU, evaluate text strings, evaluate units, Excel, Reinforced Concrete, UDF, ULS analyis, unit aware, VBA
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Composite Beam Spreadsheet Update 1.01
Following a comment here, I have modified the Composite Beam spreadsheet to correct the stage 1 stresses forces in the reinforcement as listed in Columns 6 and 7, when the tensile face is the top. The output has also been … Continue reading
Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA
Tagged AS 3600, AS 5100, Composite beam design, Excel, Prestressed concrete, Reinforced Concrete, UDF, VBA
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RCInteract and RC Design Functions 7.03
Since the previous post, I have updated the notes in the RC Design Functions spreadsheet to reflect the fact that with the recent update to the Bridge Design Code (AS 5100) the reinforced concrete strength design requirements for beam bending … Continue reading
Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA
Tagged ACI318, AS3600, AS5100, Combined bending and axial load, Eurocode2, Excel, Interaction Diagram, RC Design Functions, Reinforced Concrete, UDF, VBA
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