CR 450S over Br of Mill Creek
Putnam County, Indiana · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 450S over Br of Mill Creek in Putnam County, Indiana, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1905 and reconstructed in 1985, making it 120 years old at the 2025 inventory.
- It carries about 110 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 51 of the 293 inventoried bridges in Putnam County rated poor (17.4%); 51 (17.4%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (39.59399, -86.655)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 4 | Poor condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Steel through truss |
| Length | about 80 ft |
| Location | 00.80 E of CR 1000 E |
| NBI structure number | 6700182 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Indiana department of transportation.
Busiest bridges in Putnam County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-70 EB over Vermillion Creek | 1965 | 41,402 | Fair |
| I-70 WB over Vermillion Creek | 1965 | 41,402 | Fair |
| I-70 EB over US 231 Sb/nb | 1965 | 39,268 | Good |
| I-70 WB over US 231 Sb/nb | 1965 | 39,268 | Good |
| I-70 EB over CSX RR | 1965 | 36,717 | Fair |
| I-70 WB over Knight Road | 1966 | 34,117 | Fair |
All bridges nearby: Putnam County, IN bridge conditions · every bridge in Putnam County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.