Keywords: BN Bridge 5.1 as swing span, 1985 - full view.jpg Burlington Northern Railroad Bridge 5 1 or Willamette River Bridge of BN now of BNSF in Portland Oregon in 1985 when the 1908 bridge was still a swing-span bridge The main span was converted into a vertical-lift span in 1989 This view is looking southwest <br> Caption given in HAER documentation OR 7-41 General view of bridge from St Johns Bluff looking southwest Historic American Engineering Record Alfred Staehli 1985-03 ORE 26-PORT 7-41 File GENERAL VIEW OF BRIDGE FROM ST JOHNS BLUFF LOOKING SOUTHWEST - Burlington Northern Railroad Bridge Spanning Willamette River at River Mile 6 9 Portland Multnomah County OR HAER ORE 26-PORT 8-40 tif PD-USGov Burlington Northern Railroad Bridge 5 1 Railway swing bridges |