... 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. Windows ... rights of ownership rest with Computers and Structures, Inc. Unlicensed use of the program or reproduction of the documentation in any form, without prior written authorization from Computers and Structures, ... program for the analysis and design of civil structures. It offers an intuitive, yet powerful user interface with many tools to aid in the quick and accurate construc-tion of models, along with the...