US 45 over Cave Creek
Fair Condition106 years old2,000 vehicles/day
Location
| State | Illinois |
| County | Johnson |
| Location | 1.7 Mi N Massac Co |
| Carries | US 45 |
| Crosses | Cave Creek |
| Coordinates | 37.35803, -88.88639 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 52.8 ft (16.1 m) |
| Max Span | 50.9 ft (15.5 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 162.6 sq m |
| Main Spans | 1 |
| Year Built | 1920 (reconstructed 2008) |
Traffic
| Avg Daily Traffic | 2,000 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 044001000000000 |