Burlington Northern Santa Fe Railway Bridge 5.1

River Mile: 7

Opened: (approach spans) 1908, (center span) 1989

Type: Vertical Lift

Main Span Length: 518 feet

Center Height to Water: (lift span closed) 55 feet, (lift span open) 200 feet

Color: (approaches) Aluminum Gray, (center span) Weathering Steel (Rust Red)

Cost: 1989 center span replacement $25 million

Owner: Burlington Northern Santa Fe Railway

Engineer/Designer: (approaches) Ralph Modjeski, (enter span) HNTB

Access: Rail traffic only

Bridge Opening Signals audible: one long, one short; radio frequency: KQ9050

Average Daily Traffic: 75 trains

Last updated: 15 February 2010.