You might consider that many many more places than Atlanta have this same baggage, all because of Robert Moses's advice.
I grew up in Nashville and it also had a vibrant black neighborhood split in half by a highway. It was explicitly how Moses told planners across the country to get highways built it happened everywhere.
What big city in the USA has not had redlining or had highways blasted over disadvantaged racial minority communities? I'll wait while you look that one up.
"For a long time, the spaces where Mesa’s orange pickers and other migrant workers first settled before the Second World War were not much coveted. Just as Black people were segregated in a neighborhood to the north of downtown, immigrants from Mexico and later other parts of Latin America were relegated to unmaintained dwellings to the south."