 To the west, Route 3 reaches Culpeper, where it meets Route 29 and Route 15.Most of Fredericksburg's traffic flow is to or from the north (Washington, D.C. metropolitan area) during peak commuting hours, primarily via Interstate 95 and U.S. Route 1.The Route 1 bridge over the Rappahannock River is often a traffic bottleneck, and Route 3 has become increasingly congested as residential development grows and the location of major regional shopping centers.