SR 104 over Big Darby Creek
Pickaway County, Ohio · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 104 over Big Darby Creek in Pickaway County, Ohio, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1950 and reconstructed in 1983, making it 75 years old at the 2025 inventory.
- It carries about 2,653 vehicles a day (traffic count year 2015).
- Its listed owner is the state highway agency.
- It is one of 139 of the 223 inventoried bridges in Pickaway County rated good (62.3%); 7 (3.1%) 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 September 2024, on a 24-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (39.62828, -83.00969)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 292 ft |
| Location | 1.16 Mi N of SR56 |
| NBI structure number | 6502016 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 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 Ohio department of transportation.
Busiest bridges in Pickaway County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 23 over Bulen Ditch | 1955 | 30,187 | Fair |
| US-23 NB & SB over over Us22-1726 | 1957 | 25,405 | Good |
| US 23 over Island Run | 1957 | 22,436 | Good |
| I-71 over Opossum Run | 1964 | 20,873 | Fair |
| I-71 over Opossum Run | 1964 | 20,873 | Poor |
| US-23 over over NS RR | 1957 | 14,187 | Good |
All bridges nearby: Pickaway County, OH bridge conditions · every bridge in Pickaway County · Ohio bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.