US 169 over Twelve Mile Creek

Fair Condition57 years old1,290 vehicles/day

Location

StateIowa
CountyUnion
Location1.6 Mi. S Of S Jct. US 34
CarriesUS 169
CrossesTwelve Mile Creek
Coordinates41.01362, -94.20463

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure8 (Very Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length179.1 ft (54.6 m)
Max Span68.9 ft (21 m)
Deck Width47.2 ft (14.4 m)
Deck Area786.2 sq m
Main Spans3
Year Built1969

Traffic

Avg Daily Traffic1,290 (2022)
Truck Traffic19%
Lanes On Bridge2

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000050110

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