Drainage Dicth over Ch 48 (303rd St)
Good Condition38 years old475 vehicles/day
Location
| State | Illinois |
| County | Rock Island |
| Location | 3.5 Mi N Hillsdale |
| Carries | Drainage Dicth |
| Crosses | Ch 48 (303rd St) |
| Coordinates | 41.66419, -90.20741 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 69.7 sq m |
| Main Spans | 2 |
| Year Built | 1988 |
Traffic
| Avg Daily Traffic | 475 (2020) |
| Truck Traffic | 29% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2022 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 081502200000000 |