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A comment on What are those dents in I-90 outside Seattle?.

Re:What are those dents in I-90 outside Seattle? by osti on Friday December 30, 2022 @03:58PM (#34189996)
I always thought it was to help with traction during winter... They are only present outside the city afaik.
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Re:What are those dents in I-90 outside Seattle? by dbavaria on Friday December 30, 2022 @04:27PM (#34190311)
They're present in the city too, here are some in Seattle:

https://maps.app.goo.gl/2j5H4gEXKrRVFr469

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