Tr 523a over Otter Creek
Good Condition30 years old400 vehicles/day
Location
| State | Illinois |
| County | LaSalle |
| Location | N 15th E 2015 |
| Carries | Tr 523a |
| Crosses | Otter Creek |
| Coordinates | 41.15016, -88.77460 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 86.0 ft (26.2 m) |
| Max Span | 36.1 ft (11 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 209.6 sq m |
| Main Spans | 3 |
| Year Built | 1996 |
Traffic
| Avg Daily Traffic | 400 (2020) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 622 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 050354900000000 |