SUFFOLK, Va. (WAVY) — A multi-vehicle crash at the Monitor-Merrimac Bridge-Tunnel on northbound Interstate 664 has backed up traffic more than three miles Wednesday evening. The Virginia Department of Transportation said congestion on I-664 has backed up traffic by about 3.75 miles. On I-64 westbound at the Hampton Roads Bridge-Tunnel, congestion is backing up traffic by more than six miles. Currently, there are no reported incidents at the James River Bridge. Check with WAVY.com for updates.