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730th Avenue Bridge

Photos 

Looking South

Photo taken by Daniel Barnes in March 2020

Enlarge

BH Photo #468062

Description 

Replaced 2020

Facts 

Overview
Steel stringer bridge over Minerva Creek on 730th Avenue
Location
Story County, Iowa
Status
Replaced by a new bridge
History
Built 1921
Design
Steel stringer
Dimensions
Length of largest span: 32.2 ft.
Total length: 34.1 ft.
Deck width: 17.1 ft.
Approximate latitude, longitude
+42.20527, -93.25121   (decimal degrees)
42°12'19" N, 93°15'04" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/479262/4672597 (zone/easting/northing)
Quadrangle map:
Zearing
Average daily traffic (as of 2015)
30
Inventory numbers
IA 315680 (Iowa bridge number)
BH 71029 (Bridgehunter.com ID)
Inspection report (as of December 2018)
Overall condition: Poor
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Poor (4 out of 9)
Deck condition rating: Poor (4 out of 9)
Sufficiency rating: 44.5 (out of 100)
View more at BridgeReports.com

Categories 

Beam (16,880)
Built 1921 (600)
Built during 1920s (10,256)
Iowa (6,791)
Lost (28,436)
Owned by county (21,607)
Replaced by new bridge (19,339)
Span length 25-50 feet (16,218)
Steel stringer (6,712)
Story County, Iowa (163)
Total length 25-50 feet (11,498)

Update Log 

  • March 19, 2020: New photos from Daniel Barnes

Sources 

  • Luke
  • Daniel Barnes