CR 400S over Buck Creek
Delaware County, Indiana · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- CR 400S over Buck Creek in Delaware County, Indiana, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1961, making it 64 years old at the 2025 inventory.
- It carries about 260 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 23 of the 276 inventoried bridges in Delaware County rated poor (8.3%); 23 (8.3%) 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 November 2024, on a 24-month routine inspection cycle.
- 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 → (40.13457, -85.37336)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 4 | 4 | Poor condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 71 ft |
| Location | 00.16 E of WALNUT St |
| NBI structure number | 1800168 |
| Condition class | Poor |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | November 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Indiana department of transportation.
Busiest bridges in Delaware County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| CR 800 West over Shoemaker Ditch | 1991 | 38,060 | Good |
| Tillotson Avenue over York Prairie Creek | 1973 | 28,010 | Fair |
| I-69 NB over Pleasant Run Creek | 1963 | 22,610 | Fair |
| I-69 SB over Pleasant Run Creek | 1963 | 21,330 | Fair |
| I-69 NB over SR 67 | 1963 | 18,690 | Fair |
| I-69 SB over SR 67 | 1963 | 18,690 | Fair |
All bridges nearby: Delaware County, IN bridge conditions · every bridge in Delaware County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.