Historic Bridges
of the United States

Liberty Memorial Bridge

Burleigh County, North Dakota
and Morton County, North Dakota

Overview
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Map 

Vicinity Map

Vicinity map

Map links:

Facts 

Overview
Three-span through truss bridge over Missouri River on I-94 Business Loop in Bismarck
Status
Open to traffic
History
Built 1922; rehabilitated 1991
Builders
- American Bridge Co. of New York (Superstructure)
- C.A.P. Turner (Chief engineer)
- The Foundation Company (Substructure)
Design
Warren-Turner through truss
Dimensions
Length of largest span: 479.0 ft.
Total length: 2,550.0 ft.
Deck width: 26.6 ft.
Vertical clearance above deck: 18.7 ft.
Recognition
Posted to the National Register of Historic Places on March 11, 1997
Approximate latitude, longitude
+46.80767, -100.82306   (decimal degrees)
46°48'28" N, 100°49'23" W   (degrees°minutes'seconds")
Inventory numbers
NRHP 97000172 (National Register of Historic Places reference number)
BH 23409 (Bridgehunter.com ID)
Inspection (as of 05/2006)
Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 51.7 (out of 100)
Average daily traffic (as of 2006)
14,700

Categories 

American Bridge Co. (44)
Bismarck, North Dakota (1)
Built 1922 (327)
Built during 1920s (4,025)
Burleigh County, North Dakota (2)
C.A.P. Turner (2)
Doomed (76)
Functionally obsolete (5,063)
HAER documented (284)
I-94 (7)
Missouri River (58)
Morton County, North Dakota (28)
NR-listed (1,470)
North Dakota (399)
Open (21,592)
Owned by state (6,524)
Span length 250-500 feet (571)
The Foundation Company (1)
Total length over 2500 feet (337)
Warren-Turner truss (1)

Update Log 

Sources 

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Comments 

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

Uploaded file: JPEG image data, JFIF standard 1.02, 5079451 bytes

Uploaded file: JPEG image data, JFIF standard 1.02, 1571089 bytes

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

Looking North. 2003

Uploaded file: JPEG image data, JFIF standard 1.02, 169832 bytes

Missouri River Bridge
Posted September 28, 2007, by Anonymous

Building a new bridge on the south side.

View looking west.

Uploaded file: JPEG image data, EXIF standard 2.1, 682561 bytes

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