SR N-16 over I-80

Fair Condition62 years old837 vehicles/day

Location

StateIowa
CountyCass
LocationAt The Jct. SR N-16
CarriesSR N-16
CrossesI-80
Coordinates41.49707, -95.00357

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length222.1 ft (67.7 m)
Max Span68.9 ft (21 m)
Deck Width36.1 ft (11 m)
Deck Area744.7 sq m
Main Spans4
Year Built1964

Traffic

Avg Daily Traffic837 (2022)
Truck Traffic11%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection223
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000018040

Nearby Bridges