The NAHB Research Center is the research and development leader in the home building industry, dedicated to advancing housing technology and enhancing housing affordability for the benefit of all Americans. Federal, state, and local government agencies, manufacturers, builders, and remodelers rely on the expertise and objectivity that are at the very heart of the Research Center.

A valuable resource for bridge engineers.

SEAW is an organization of individuals engaged in the design and construction professions, over half of whom are registered as structural engineers in the state of Washington ...

An organization dedicated to improving the professional practice and college-level teaching of structural engineering.