NW 121st ST over Beaver Creek

Fair Condition54 years old1,524 vehicles/day

Location

StateIowa
CountyPolk
Location080251708
CarriesNW 121st ST
CrossesBeaver Creek
Coordinates41.73909, -93.78512

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length247.0 ft (75.3 m)
Max Span82.0 ft (25 m)
Deck Width32.2 ft (9.8 m)
Deck Area737.9 sq m
Main Spans3
Year Built1972

Traffic

Avg Daily Traffic1,524 (2022)
Truck Traffic3%
Lanes On Bridge2

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000282161

Nearby Bridges

Ia 415 over Ia 141 0.5 mi Good EB Ia 141 over Beaver Creek 1.0 mi Good WB Ia 141 over Beaver Creek 1.1 mi Good WB Ia 141 over Ia 17 1.7 mi Good EB Ia 141 over Ia 17 1.7 mi Good N Park ST over Little Beaver Creek 2.0 mi Good Local over Beaver Creek 2.0 mi Good Ia 141 over Drainage 2.1 mi Fair Eb/sb Ia 141 over Little Beaver Creek 2.2 mi Good Broadway ST over Stream 2.3 mi Good