S 18th AVE over US 30

Good Condition31 years old2,847 vehicles/day

Location

StateIowa
CountyMarshall
Location1.5 Miles E Of Jct Ia 14
CarriesS 18th AVE
CrossesUS 30
Coordinates42.00256, -92.88368

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length282.2 ft (86 m)
Max Span97.1 ft (29.6 m)
Deck Width87.3 ft (26.6 m)
Deck Area2287.6 sq m
Main Spans4
Year Built1995

Traffic

Avg Daily Traffic2,847 (2022)
Truck Traffic12%
Lanes On Bridge4
Lanes Under Bridge4

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000601910

Nearby Bridges

Governor RD over Reloc US 30 0.5 mi Good FM over Timber Creek 1.3 mi Fair Local over Timber Creek 1.3 mi Fair FM over Timber Creek 1.4 mi Poor WB US 30 over Ia 14 1.5 mi Good So 3rd AVE over Anson Creek 1.5 mi Poor EB US 30 over Ia 14 1.5 mi Good EB US 30 over Timber Creek 1.5 mi Good WB US 30 over Timber Creek 1.6 mi Good FM over Small Stream 1.6 mi Fair