The starts at the intersection of Route 56 near the Kauai shorelines where the Pacific Ocean's tide comes on to the shore. Route 580 intersection with Route 56 is also at the corner of the famous Coco Palms Resort. Route 580 primarily follows the Wailua River as the road increases in elevation.
The route commences at the confluence of Route 56 near Kauai's shoreline, where the Pacific Ocean's tide flows onto land. The intersection of Route 580 and Route 56 is situated at the Coco Palms Resort corner. Route 580 predominantly follows the Wailua River as it rises in elevation.