FM & Austin AVE over Little Sioux River

Good Condition39 years old396 vehicles/day

Location

StateIowa
CountyHarrison
Location081452304
CarriesFM & Austin AVE
CrossesLittle Sioux River
Coordinates41.80996, -96.04836

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length291.0 ft (88.7 m)
Max Span95.1 ft (29 m)
Deck Width33.1 ft (10.1 m)
Deck Area895.9 sq m
Main Spans3
Year Built1987

Traffic

Avg Daily Traffic396 (2023)
Truck Traffic33%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2023
Inspection FrequencyEvery 48 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000028021

Nearby Bridges