Airport RD over Union Ditch #1
Poor Condition79 years old900 vehicles/day
Location
| State | Illinois |
| County | DeKalb |
| Location | 1985n 1565e |
| Carries | Airport RD |
| Crosses | Union Ditch #1 |
| Coordinates | 41.92068, -88.64754 |
Condition Ratings
| Overall Condition | Poor |
| Channel/Waterway | 7 (Good) |
| Culvert | 4 (Poor) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 22.6 ft (6.9 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 54.5 sq m |
| Main Spans | 2 |
| Year Built | 1947 |
Traffic
| Avg Daily Traffic | 900 (2021) |
| Truck Traffic | 30% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 019480500000000 |