The purpose of this tutorial is to utilize the Section Designer to develop the bulb girder sections with rounded corners, such as the one shown in the figure below:

First, start the section designer and [use polygons draw the outline of the bulb girder section] without the radius at the corners as shown in the screenshot below:

Switch to the reshape mode via "Draw > Reshape Mode", click on the section and then right-click on each corner joint to specify a radius where needed:

Below is the final bulb tee girder section with rounded corners:

Attachments

• [SAP2000 V14.2.0 model for the above example|^chamfered bulb tee section V14.2.0.zip] (Zipped SDB file)