1 vote

Liberty Memorial Bridge


Photo taken by Historic American Engineering Record

BH Photo #114197

Street View 


Lost three-span through truss bridge over Missouri River on I-94 Business Loop in Bismarck
Bismarck, Burleigh County, North Dakota, and Morton County, North Dakota
Replaced by a new bridge
Built 1922; rehabilitated 1991; Demolished 2008
- American Bridge Co. of New York
- Claude Allen Porter Turner of Lincoln, Rhode Island
- Foundation Co. of New York
Warren-Turner through truss
Length of largest span: 479.0 ft.
Total length: 2,550.0 ft. (0.5 mi.)
Deck width: 26.6 ft.
Vertical clearance above deck: 18.7 ft.
Posted to the National Register of Historic Places on March 11, 1997
Approximate latitude, longitude
+46.80802, -100.81894   (decimal degrees)
46°48'29" N, 100°49'08" W   (degrees°minutes'seconds")
Approximate UTM coordinates
14/361221/5185436 (zone/easting/northing)
Quadrangle map:
Average daily traffic (as of 2018)
Inventory numbers
NRHP 97000172 (National Register of Historic Places reference number)
ND 94-920-914 (North Dakota bridge number)
BH 23409 (Bridgehunter.com ID)
Inspection report (as of April 2017)
Overall condition: Good
Superstructure condition rating: Excellent (9 out of 9)
Substructure condition rating: Excellent (9 out of 9)
Deck condition rating: Very Good (8 out of 9)
Sufficiency rating: 94.5 (out of 100)
View more at BridgeReports.com

Update Log 

  • April 20, 2021: New photos from Geoff Hubbs
  • March 17, 2017: New photo from Dana and Kay Klein
  • November 14, 2016: New photo from Dave King
  • October 7, 2008: Updated by David Backlin: Bridge demolished 10-06-2008
  • May 12, 2008: New photos from Historic American Engineering Record



Liberty Memorial Bridge
Posted August 20, 2008, by Ian A. (iang2 [at] comcast [dot] net)

I've been browsing this site and just found this page. I looked at the link posted below, and apparently the bridge is now closed, to allow construction of the new one to continue. Here's the site again:


Liberty Memorial Bridge
Posted May 2, 2008, by Mike (vshooter [at] hotmail [dot] com)

More on this bridge and the construction of the replacement bridge can be found on the website memorialbridge.info

Missouri River Bridge
Posted October 5, 2007, by Blaine E. (berikson [at] bis [dot] midco [dot] net)

Looking North. 2003

Missouri River Bridge
Posted September 28, 2007, by Anonymous

Building a new bridge on the south side.

View looking west.