 It is a grid plan main north–south thoroughfare through the south part of Miami's central business district.Brickell Avenue from the Miami River south it continues south-southwest and upon crossing Broadway/SE 15th Street it curves southwest and continues in that direction until it terminates at Southeast 26th Road/Rickenbacker Causeway, becoming South Federal Highway for a short distance (about 1/4 mile) until it becomes South Dixie Highway - US1.The portion north of the one-way pair of 7th and 8th Streets carries U.S. Route 41.