US 31 NB over Youngs Creek
Johnson County, Indiana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 31 NB over Youngs Creek in Johnson 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 1946 and reconstructed in 1978, making it 79 years old at the 2025 inventory.
- It carries about 5,263 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 115 of the 230 inventoried bridges in Johnson County rated fair (50.0%); 23 (10.0%) are rated poor.
- 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 → (39.45093, -86.03439)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete deck arch |
| Length | about 204 ft |
| Location | 02.61 S SR 44 |
| NBI structure number | 009370 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Indiana department of transportation.
Busiest bridges in Johnson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-65 over Drainage Ditch | 1971 | 92,074 | Good |
| I-65 over Drainage Ditch | 1969 | 55,807 | Fair |
| SR 37 Sbl over Bluff Creek | 2023 | 47,800 | Good |
| SR 37 Nbsb over North Bluff Creek | 2022 | 47,800 | Good |
| I-65 NB over Hurricane Creek | 2017 | 38,171 | Good |
| I-65 NB over Greenwood RD/950 N | 2016 | 37,414 | Good |
All bridges nearby: Johnson County, IN bridge conditions · every bridge in Johnson County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.