US 52 over Little Flatrock River
Rush County, Indiana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 52 over Little Flatrock River in Rush County, Indiana, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1989, making it 36 years old at the 2025 inventory.
- It carries about 2,047 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 158 of the 227 inventoried bridges in Rush County rated fair (69.6%); 8 (3.5%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated December 2024, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (39.55994, -85.38367)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete stringer or multi-beam girder |
| Length | about 127 ft |
| Location | 04.32 E SR 3 |
| NBI structure number | 019360 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | December 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Indiana department of transportation.
Busiest bridges in Rush County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 3MAIN Street over Hodges Branch | 2007 | 11,271 | Good |
| US 52 over Flatrock River | 1988 | 11,165 | Fair |
| SR 3 over Little Flatrock River | 1980 | 6,102 | Fair |
| SR 3 over Wolfe Creek | 2005 | 6,102 | Fair |
| SR 3 over Br Little Flatrock River | 2005 | 6,035 | Good |
| SR 3 over Harrigan Branch | 1933 | 5,597 | Fair |
All bridges nearby: Rush County, IN bridge conditions · every bridge in Rush County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.