![]() The plot includes the beam weight, which should be deducted when calculating the maximum uniform load the beam will support.Īnalysis of single-span beams and continuous beams up to 5 spans. The strong-axis available flexural strength (both in ASD and LRFD) is plotted as a function of unbraced length, Lb, for W, C and MC shapes. AUTHOR MAKES NO GUARANTEE AS TO IT'S CORRECTNESS OR ACCURACY.Īvailable_Moment_vs_Unbraced_Length_per_13th_Ed._Manual.xls Spreadsheet accepts varying girder spacing, although not recommended for constructability. This bridge has fascia beams: if your bridge does not be sure to modify spreadsheet to include ballast retainers in dead load list. Works for curved bridges: Should also work for tangent bridges but be sure to check. Live Load Deflection calculated for Alternate Load only which controls for spans 50' or less. steel only carries steel and concrete, partial composite for remaining dead load, full composite action for live loads.). Composite deck action for unsupported deck pour only (i.e. I tried to make them mostly practical so you will find here direct evaluations for almost every kind of capacity for every kind of member and addressed constructive solutions in the code.ĪREMA Simple-Span Steel Bridge Spreadsheet Help me with comments with whatever you find. Since I tried to understand the crystallized form of the US steel practice I undertook to make these worksheets. Design of HSS members under axial, bending, torsion and/or shearĪISC LRFD issued Port to 174 Mathcad Worksheets ![]()
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