Tr 340 over Iroquois River
Fair Condition114 years old200 vehicles/day
Location
| State | Illinois |
| County | Iroquois |
| Location | 1.25 Mi N. US 24 |
| Carries | Tr 340 |
| Crosses | Iroquois River |
| Coordinates | 40.79173, -87.65356 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 178.1 ft (54.3 m) |
| Max Span | 55.1 ft (16.8 m) |
| Deck Width | 18.4 ft (5.6 m) |
| Deck Area | 304.1 sq m |
| Main Spans | 3 |
| Year Built | 1912 |
Traffic
| Avg Daily Traffic | 200 (2022) |
| Truck Traffic | 20% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 038373200000000 |