Ia 13 over Maquoketa River
Good Condition35 years old7,900 vehicles/day
Location
| State | Iowa |
| County | Delaware |
| Location | 0.8 Mi. E Of W Jct SR D22 |
| Carries | Ia 13 |
| Crosses | Maquoketa River |
| Coordinates | 42.48392, -91.46497 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 463.9 ft (141.4 m) |
| Max Span | 97.1 ft (29.6 m) |
| Deck Width | 50.9 ft (15.5 m) |
| Deck Area | 2191.7 sq m |
| Main Spans | 5 |
| Year Built | 1991 |
Traffic
| Avg Daily Traffic | 7,900 (2022) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000023041 |