Page 331 - Civil Engineering Formulas
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Maximum Width/Thickness Ratios b/t a for Compression Elements for Highway Bridges b
Load-and-resistance-factor design c Noncompact d Compact 70 e 65 2 F y 2 F y 608 150 2 F y f Allowable-stress design f a 0.44F y 50 ksi (344.5 MPa) F y 36 ksi (248 MPa) F y f a 0.44F y 51 11 12 12 wf a
Description of element Flange projection of rolled or fabricated I-shaped beams Webs in flexural compression Description of element Plates supported in one side and outstanding legs of angles In main members
TABLE 10.6
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