I-65 SB over Big Blue River
Shelby County, Indiana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-65 SB over Big Blue River in Shelby County, Indiana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1969 and reconstructed in 2016, making it 56 years old at the 2025 inventory.
- It carries about 27,789 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 79 of the 247 inventoried bridges in Shelby County rated good (32.0%); 18 (7.3%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (good), but component ratings moved: deck 8 to 7.
- Its most recent inspection on record is dated December 2024, on a 24-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (39.39182, -85.94315)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 420 ft |
| Location | 02.03 N SR 252 |
| NBI structure number | 035700 |
| Condition class | Good |
| 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 Shelby County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-65 over Drainage Ditch | 1969 | 40,749 | Fair |
| I-65 NB over Big Blue River | 1969 | 28,018 | Fair |
| I-65 SB over SR 252 | 1968 | 25,601 | Fair |
| I-65 NB over SR 252 | 1968 | 24,134 | Fair |
| I-74 over Tributary of Conns Creek | 1962 | 21,459 | Fair |
| I-74 WB over West Little Sugar Creek | 1953 | 18,772 | Fair |
All bridges nearby: Shelby County, IN bridge conditions · every bridge in Shelby County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.