The James B. Edwards Bridge , also referred to as the Wando River Bridge, is a pair of pre-cast post-tensioned concrete box girder bridges that span the Wando River between Mount Pleasant and Daniel Island on Interstate 526 (I-526) in South Carolina. The bridge was designed by Figg Bridge Engineers and is owned and maintained by the South Carolina Department of Transportation. The bridge is named for James B. Edwards, who was a governor of South Carolina, Secretary of Energy, and long-time president of the Medical University of South Carolina.