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Replacement of the SR520 Portage Bay bridge may begin in 2024 - 2026.  The Portage Bayshore residents will be offered noise reduction options, including hotel rooms should noise exceed limitations.


Follow this link for updated information about the SR 520 Bridge Replacement project -

Cross Section of SR520 Tube

View looking across Portage Bay with WSDOT changes

View across Portage Bay with Tube WSDOT changes

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