NB US 218 over NB US 63

Good Condition35 years old10,800 vehicles/day

Location

StateIowa
CountyBlack Hawk
Location3.6 Mi. N Of US 20
CarriesNB US 218
CrossesNB US 63
Coordinates42.49614, -92.34625

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length425.9 ft (129.8 m)
Max Span153.9 ft (46.9 m)
Deck Width59.4 ft (18.1 m)
Deck Area2349.4 sq m
Main Spans4
Year Built1991

Traffic

Avg Daily Traffic10,800 (2022)
Truck Traffic12%
Lanes On Bridge3
Lanes Under Bridge6

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000606235

Nearby Bridges