After about  at Harden Street Extension, the freeway begins and the number of lanes in each direction reduces to two. The freeway passes over SC 16 with a partial interchange allowing an entrance and exit from the north.
Near Harden Street Extension, about  marks the start of the freeway where the lane count halves to two in both directions. The freeway intersects SC 16 with a partial interchange that provides access points for vehicles traveling north.