SR 520 Bridge Update

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SR 520 Bridge - Marine Information

Photo of Width of Drawspan
To schedule a drawspan opening, please call 206-440-4490. No drawspan openings are allowed on weekdays between 5 a.m. and 9 p.m.


Photo of Height of Bridge
The west navigation channel, shown above, has an estimated water depth of 30' at the center of the channel.

Photo of Dimensions for the East Navigation Channel
The East navigation channel, shown above, has an estimated water depth of 39' at the center of the channel.