 By 1988, the Leah-to-Pollards Corner segment was redesignated as SR 47, due to that highway being shifted to the east.Riverwatch Parkway was originally constructed in the late 1980s and early 1990s to relieve heavy rush-hour traffic on congested Washington Road and John C. Calhoun Expressway, which many Augusta area residents used (and continue to use) to travel to and from work.State Route 104 Connector (SR 104 Conn.) is a connector route that exists entirely within the northern part of Richmond County.