SB NW Arterial over Over Cc Rr & Catfish Ck

Good Condition29 years old4,696 vehicles/day

Location

StateIowa
CountyDubuque
Location0.2 Mi. N Of Jct. US 20
CarriesSB NW Arterial
CrossesOver Cc Rr & Catfish Ck
Coordinates42.49224, -90.74034

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length298.9 ft (91.1 m)
Max Span82.0 ft (25 m)
Deck Width43.3 ft (13.2 m)
Deck Area1202.5 sq m
Main Spans4
Year Built1997

Traffic

Avg Daily Traffic4,696 (2022)
Truck Traffic7%
Lanes On Bridge2

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000601940

Nearby Bridges