Benicia–Martinez Bridge across the Sacramento River

Completed in 2007

The main bridge has a deck formed by a box girder of variable depth that has large overhangs stiffened by ribs. The bridge is assembled from three multi-span frames connected by inside steel girders. The deck, made from lightweight concrete, was progressively cast in segments with lengths of 4.8 m.

Design: Joint Venture T.Y.Lin International and CH2MHill, Sacramento.

Structure length

2.5 km


Interstate 680, California, USA

Span length

161.0 - 200.8 m

Structure type

Motorway viaduct.

Width of the superstructure

25.1 m

Scope of work

Jiri Strasky: Specialty Consultant responsible for the design of the frame connections.


GPS: 38.0432560N, 122.12207W
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