Bridges to Prosperity McNary Bergeron

PROJECT HIGHLIGHTS: SOUTH LINK EXTENSION

The South Link Extension consists of 1.7 miles of elevated dual track guideway. The contract for this portion of the extension connects SEATAC Airport with Angle Lake Station.

Our Role

McNary Bergeron is providing construction engineering services including design checks of the balanced cantilever and simple span bridges, a review of the DEAL L81 launching gantry, as well as falsework design related to the launching gantry.

Construction Method and Specifications

Precast segmental balanced cantilever and simple span bridges.
63 spans total.

Owner

SoundTransit

Contractor

PCL

Designer

International Bridge Technologies, Inc.

Data Sheet (pdf)

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