North Main ST over Maquoketa River
Fair Condition57 years old2,787 vehicles/day
Location
| State | Iowa |
| County | Jones |
| Location | 086032209 |
| Carries | North Main ST |
| Crosses | Maquoketa River |
| Coordinates | 42.24349, -91.18014 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Girder and Floorbeam |
| Total Length | 353.0 ft (107.6 m) |
| Max Span | 137.1 ft (41.8 m) |
| Deck Width | 47.6 ft (14.5 m) |
| Deck Area | 1560.2 sq m |
| Main Spans | 3 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 2,787 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000032270 |