US 61 NB over N Fork Maquoketa River
Fair Condition59 years old4,050 vehicles/day
Location
| State | Iowa |
| County | Jackson |
| Location | 5.4 Mi. N Of Jct. Ia 64 |
| Carries | US 61 NB |
| Crosses | N Fork Maquoketa River |
| Coordinates | 42.14629, -90.67606 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 365.2 ft (111.3 m) |
| Max Span | 101.0 ft (30.8 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 1224.3 sq m |
| Main Spans | 4 |
| Year Built | 1967 |
Traffic
| Avg Daily Traffic | 4,050 (2022) |
| Truck Traffic | 22% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000030170 |