CR 1175 East over Br of Big Turkey Lake
LaGrange County, Indiana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 1175 East over Br of Big Turkey Lake in LaGrange County, Indiana, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1974, making it 51 years old at the 2025 inventory.
- It carries about 2,250 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 55 of the 100 inventoried bridges in LaGrange County rated fair (55.0%); 0 (0.0%) 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 → (41.58775, -85.20023)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Timber slab |
| Length | about 25 ft |
| Location | 00.01 Mi SE of CR 1185E |
| NBI structure number | 4400028 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Indiana department of transportation.
Busiest bridges in LaGrange County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-90 over Lagrange County Drain | 1957 | 24,466 | Good |
| I-90 EB over Fawn River (west) | 1956 | 12,463 | Good |
| I-90 WB over Fawn River (west) | 1956 | 12,463 | Good |
| I-90 EB over SR 9 | 2000 | 12,233 | Good |
| I-90 WB & Ramp over SR 9 | 2000 | 12,233 | Fair |
| I-90 EB over CR 50 E | 1956 | 12,233 | Good |
All bridges nearby: LaGrange County, IN bridge conditions · every bridge in LaGrange County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.