Historic Bridges
of the United States
Big Thompson No. 2 Bridge
Larimer County
,
Colorado
Overview
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Map
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TopoZone
Terraserver USA
Facts
Overview
Pony truss bridge over Big Thompson River on US 34
Location
Larimer County
,
Colorado
Status
Open to traffic
History
Built 1937
Design
Pony truss
Dimensions
Length of largest span: 100.0 ft.
Total length: 102.0 ft.
Deck width: 29.8 ft.
Recognition
Eligible for the National Register of Historic Places
Approximate latitude, longitude
+40.39667, -105.47333
(decimal degrees)
40°23'48" N, 105°28'24" W
(degrees°minutes'seconds")
Approximate UTM coordinates
13/459831/4471892
(zone/easting/northing)
USGS topographic map
Glen Haven
Inventory numbers
CDOT C-15-J
(Colorado Dept. of Transportation structure number)
BH 11927
(Bridgehunter.com ID)
Inspection
(as of 08/2007)
Deck condition rating:
Fair
(5 out of 9)
Superstructure condition rating:
Poor
(4 out of 9)
Substructure condition rating:
Fair
(5 out of 9)
Appraisal:
Structurally deficient
Sufficiency rating: 6.0
(out of 100)
Average daily traffic
(as of 2005)
5,100
Categories
Built 1937
(338)
Built during 1930s
(5,537)
Colorado
(273)
Larimer County, Colorado
(7)
NR-eligible
(2,576)
Open
(21,926)
Owned by state
(6,683)
Pony truss
(9,491)
Skewed
(815)
Span length 100-125 feet
(2,302)
Structurally deficient
(11,147)
Total length 100-125 feet
(2,477)
Truss
(16,099)
US 34
(4)
Comments
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