SB Ia 14 over Iowa River

Fair Condition39 years old2,950 vehicles/day

Location

StateIowa
CountyMarshall
Location0.8 Mile South Of SR E27
CarriesSB Ia 14
CrossesIowa River
Coordinates42.06690, -92.90829

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length478.0 ft (145.7 m)
Max Span147.0 ft (44.8 m)
Deck Width35.1 ft (10.7 m)
Deck Area1559.0 sq m
Main Spans4
Year Built1987

Traffic

Avg Daily Traffic2,950 (2022)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000035431

Nearby Bridges