... Copyright Computers and Structures, Inc., 1978-2002. The CSI Logo is a registered trademark of Computers and Structures, Inc. SAP2000 is a registered trademark of Computers and Structures, Inc. ... Assign, Analyze, Display and Design. These listed menus contain the commands that will be needed most often when using SAP2000, and many of the most frequently used commands are accessible as ... edit boxes and then click OK to accept the selections. B. Click the Design menu > Steel Frame Design > Start De-sign/Check of Structure command or the Start Steel Design/ Check of Structure...