ST Marys Road over Unnamed Creek
Good Condition47 years old1,550 vehicles/day
Location
| State | Illinois |
| County | Whiteside |
| Location | 0.1 M W Of Il RT 40 |
| Carries | ST Marys Road |
| Crosses | Unnamed Creek |
| Coordinates | 41.80878, -89.69996 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 21.7 ft (6.6 m) |
| Max Span | 10.5 ft (3.2 m) |
| Deck Width | 50.2 ft (15.3 m) |
| Deck Area | 101.0 sq m |
| Main Spans | 2 |
| Year Built | 1979 |
Traffic
| Avg Daily Traffic | 1,550 (2021) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2022 |
| Inspection Frequency | Every 48 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 098555600000000 |