The Transbay Joint Powers Authority announced Jan. 10 that procurement has begun for the repair of the two fractured bottom flanges of the twin parallel girders that span 80 ft across Fremont Street ...

Initial stabilization of two problem built-up plate girders at the Salesforce Transit Center in seismically active San Francisco, using a beam and tower shoring system to relieve loads on the girders, ...

Keywords: Seismic performance. Steel plate girder bridges. Superstructures. Seismic isolation systems. End cross frames. Buckling restrained braces (BRB). Base shear. Displacement. Abstract: The end ...

The Diefenbaker Bridge crosses over the North Saskatchewan River in Prince Albert, Saskatchewan, Canada. The bridge consists of two structures: one northbound and one southbound. Each structure is a ...

One promising technique for the seismic design of highway bridges with steel superstructures is to dissipate energy through the inelastic deformation of the end cross frames. These so-called ductile ...

The steel fabricator for the third-floor tapered, built-up plate girders at the troubled Salesforce Transit Center in San Francisco is calling for a girder-hanger connection design review as part of ...

Go big or go home seems to be the state's unofficial rallying cry for the new Tappan Zee Bridge. Virtually everything about the $3.9 billion replacement crossing, from the engineering to the equipment ...

Attendees of a recent presentation on the earthquake-resistant structure of San Francisco’s Salesforce Transit Center—intended to provide a safe haven when the Big One hits—lauded the engineering of ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. overall: 4 1/4 in x 52 1/2 in x 9 3/4 ...