US 31 SB over Big Blue River
Fair Condition83 years old7,059 vehicles/day
Location
| State | Indiana |
| County | Johnson |
| Location | 00.29 S SR 252 |
| Carries | US 31 SB |
| Crosses | Big Blue River |
| Coordinates | 39.35504, -85.98372 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 424.9 ft (129.5 m) |
| Max Span | 79.7 ft (24.3 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 1541.0 sq m |
| Main Spans | 4 |
| Year Built | 1943 (reconstructed 2007) |
Traffic
| Avg Daily Traffic | 7,059 (2022) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 009320 |