Glenn L. Jackson Memorial Bridge

Columbia River mile: 112.4

Opened: December 15, 1982

Type: Segmental prestressed concrete box girder

Main Span Length: 600 feet

Center Height to Water: 144 feet

Outside Width: 150 feet (four 12-foot traffic lanes, each direction; plus 12 foot median with a 9 foot pedestrian/bicycle walkway

Color: concrete gray

Cost: $175 million

Owner: States of Oregon and Washington (jointly held)

Engineer/Designer: Sverdrup & Parcel, St. Louis (North Channel Bridge); ODOT (South Channel Bridge)

Access: pedestrians, bicycles allowed

Average Daily Traffic: 137,000

Last updated: 18 February 2010.