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430th Street Bridge

Photos 

MB26-1 1

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BH Photo #312822

Map 

Facts 

Overview
Pony truss bridge over Willow Creek on 430th Street
Location
Clay County, Iowa
Status
Open to traffic
History
Built 1916
Design
Pratt pony truss
Dimensions
Length of largest span: 40.0 ft.
Total length: 42.0 ft.
Deck width: 18.0 ft.
Approximate latitude, longitude
+43.02474, -95.30211   (decimal degrees)
43°01'29" N, 95°18'08" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/312430/4766133 (zone/easting/northing)
Quadrangle map:
Royal
Land survey
T. 95 N., R. 38 W., Sec. 26
Inventory numbers
IA 116460 (Iowa bridge number)
BH 13169 (Bridgehunter.com ID)
Inspection (as of 02/2015)
Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 34.3 (out of 100)
Average daily traffic (as of 2007)
15

Categories 

Built 1916 (633)
Built during 1910s (8,806)
Clay County, Iowa (37)
Iowa (5,828)
One-lane traffic (7,434)
Open (36,900)
Owned by county (18,928)
Pony truss (15,088)
Pratt pony truss (3,200)
Pratt truss (8,071)
Span length 25-50 feet (13,739)
Structurally deficient (18,555)
Total length 25-50 feet (9,936)
Truss (29,557)

Update Log 

  • January 8, 2015: New photos from Jeff Wiemann

Sources 

  • Jeff Wiemann - jwiemann [at] co [dot] clay [dot] ia [dot] us