US 20 EB US 71 SB over North Raccoon River

Good Condition14 years old3,300 vehicles/day

Location

StateIowa
CountySac
Location1.0 Mi. W Of Jct. SR M54
CarriesUS 20 EB US 71 SB
CrossesNorth Raccoon River
Coordinates42.45368, -95.01346

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length735.2 ft (224.1 m)
Max Span111.5 ft (34 m)
Deck Width43.3 ft (13.2 m)
Deck Area2958.1 sq m
Main Spans7
Year Built2012

Traffic

Avg Daily Traffic3,300 (2022)
Truck Traffic35%
Lanes On Bridge2

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000700080

Nearby Bridges