Historic Bridges
of the United States
Big Cottonwood River Bridge
Lyon County
,
Minnesota
Overview
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Terraserver USA
Facts
Overview
Pony truss bridge over Big Cottonwood River on CR 340
Location
Lyon County
,
Minnesota
Status
Open to traffic
History
Built 1926
Design
Pony truss
Dimensions
Length of largest span: 38.1 ft.
Total length: 43.0 ft.
Deck width: 19.0 ft.
Approximate latitude, longitude
+44.26639, -95.75528
(decimal degrees)
44°15'59" N, 95°45'19" W
(degrees°minutes'seconds")
Approximate UTM coordinates
15/280086/4905152
(zone/easting/northing)
USGS topographic map
Marshall SE
Inventory numbers
MN R0121
(Minnesota bridge number)
BH 20484
(Bridgehunter.com ID)
Inspection
(as of 10/2007)
Deck condition rating:
Good
(7 out of 9)
Superstructure condition rating:
Serious
(3 out of 9)
Substructure condition rating:
Serious
(3 out of 9)
Appraisal:
Structurally deficient
Sufficiency rating: 35.5
(out of 100)
Average daily traffic
(as of 1992)
20
Categories
Built 1926
(317)
Built during 1920s
(4,778)
Lyon County, Minnesota
(6)
Minnesota
(430)
One-lane traffic
(6,989)
Open
(22,284)
Owned by county
(14,356)
Pony truss
(9,529)
Span length 25-50 feet
(6,260)
Structurally deficient
(12,069)
Total length 25-50 feet
(5,495)
Truss
(16,239)
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