US 20 EB over US 71 SB & Ia 471

Good Condition14 years old2,195 vehicles/day

Location

StateIowa
CountySac
LocationAt Jct. US 71
CarriesUS 20 EB
CrossesUS 71 SB & Ia 471
Coordinates42.47204, -95.14880

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length226.4 ft (69 m)
Max Span106.6 ft (32.5 m)
Deck Width43.3 ft (13.2 m)
Deck Area910.8 sq m
Main Spans3
Year Built2012

Traffic

Avg Daily Traffic2,195 (2022)
Truck Traffic44%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000700065

Nearby Bridges