I-74 EB over Snail Creek
Shelby County, Indiana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-74 EB over Snail Creek in Shelby County, Indiana, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1958 and reconstructed in 1988, making it 67 years old at the 2025 inventory.
- It carries about 18,726 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 150 of the 247 inventoried bridges in Shelby County rated fair (60.7%); 18 (7.3%) 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 July 2023, 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 → (39.61194, -85.86068)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 134 ft |
| Location | 06.18 W SR 9 |
| NBI structure number | 044740 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2023 |
| 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 Big Blue River | 1969 | 27,789 | Good |
| 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 |
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.