sentences:  The southbound lanes of I-75 are also accessible from an entrance ramp from this road.At this point, I-75 enters a large commercial area dominated by Hamilton Place, and has an interchange with Shallowford Road about a mile later.A few miles later, at exit 7, I-75 has an interchange with US 11 southbound, US 64 westbound and SR 317 westbound, and begins a concurrency with these respective routes.