Peter Courtney Minto Island Bridge

Completed in 2017

The bridge consists of a stress-ribbon concrete deck suspended on two inclined arches with a span of 93.9 m and a rise of 14.1 m. The arches are formed by steel pipes fixed into concrete pillars.

Design: OBEC Consulting Engineers, Eugene, Oregon

Structure length

154.1 m


Salem, Oregon, USA

Span length

2 x 15.2 + 15.3 + 93.9 + 10.7 m

Structure type

Stress ribbon suspended on the arch.

Width of the superstructure

5.2 m

Scope of work

Jiri Strasky: Conceptual design, detailed static and dynamic analysis.


GPS: 44.9386352N, 123.0449433W
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2018 Prize Bridge Award, The National Steel Bridge Alliance (NSBA), USA.

Award of Excellence in Design. The Precast/Prestressed Concrete Institute (PCI), USA.

Project of the Year 2017, The American Public Works Association, Oregon Chapter.