Dubuque - SW Arterial (Future US-52) - AARoads Dubuque - SW Arterial (Future US-52)With IDOT ignoring the US-20 corridor right now between Freeport and East Dubuque, it may be a very long time before Iowa DOT takes it to US-52 and finally the long planned bridge Housing is starting to encroach down US-52 If they don't protect the ROW over the next 25-30 years, we may never see it ever