The app map doesn't update but once a week. Please see the FAQ as well as the status.waze.com updates.
Were the changes made more than a week ago?
Fixing user reported problem of U-Turn not allowed, by simplifying the junction structure per the Junction Style Guide and other threads on unallowed U-Turns on divided highways. However, the highlighted segment is the only one locked, meaning its endpoint won't join with the new junction.
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