div class=ts-pagebuttonPage 1button div class=ts-image a href=https:reader040vdocumentssitereader040viewer20220401215eb8f577024df33f00751b42html5page1jpg target=_blank amp-img class=ts-thumb alt=Page 1: BUCKLING CURVES FOR HEAVY WIDE FLANGE STEEL COLUMNS · wide flange sections ie wide flange sections with flanges thicker than 40 mm At beams in short- or medium-span bridges src=https:reader040vdocumentssitereader040viewer20220401215eb8f577024df33f00751b42html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdiv class=acroformdivdiv