Abstract: Tests of four castellated beams are described, in which the buckling of the web-post between openings was the focus of interest. Evidence of web-post buckling was observed in all test beams, although one also underwent ...

Abstract: Tests are described in which 12 castellated beams were loaded to failure in order to study the buckling of the web post between openings. In 10 cases web-post buckling occurred. Finite-element analysis (FEM) of the web ...