The performance of a well-designed layer of sand, geo-grid, geo-textiles and composites like layer of sand mixed with shredded tyre (rubber) as low-cost base isolators is studied in shake table tests ...

After an earthquake rumbled through Western Washington last February, structural engineer Paul Diedrich rushed from his downtown Seattle office to a nearby research lab operated by Immunex Corp. There ...

This archived news story is available only for your personal, non-commercial use. Information in the story may be outdated or superseded by additional information. Reading or replaying the story in ...

Isolators had to be analyzed as part of the design for the state’s Emergency Operations Center near Olympia. Owners ranging from public agencies to financial institutions and research facilities have ...

The Japanese company Advanced System, or AS for short, was established back in the late 1970s under the name “Air Spring.” At the time, people in Japan were becoming aware of the severity of the ...