Ia 3 over N Fork Maquoketa River
Fair Condition58 years old1,720 vehicles/day
Location
| State | Iowa |
| County | Dubuque |
| Location | 1.5 Mi. S Jct. Ia 136 |
| Carries | Ia 3 |
| Crosses | N Fork Maquoketa River |
| Coordinates | 42.60272, -91.04410 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 103.0 ft (31.4 m) |
| Max Span | 39.0 ft (11.9 m) |
| Deck Width | 47.6 ft (14.5 m) |
| Deck Area | 455.3 sq m |
| Main Spans | 3 |
| Year Built | 1968 |
Traffic
| Avg Daily Traffic | 1,720 (2022) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000024040 |