EB I-70 over IR70 over Blacklick Ck
Fairfield County, Ohio · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- EB I-70 over IR70 over Blacklick Ck in Fairfield County, Ohio, 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 1967, making it 58 years old at the 2025 inventory.
- It carries about 50,351 vehicles a day (traffic count year 2015).
- Its listed owner is the state highway agency.
- It is one of 116 of the 322 inventoried bridges in Fairfield County rated fair (36.0%); 21 (6.5%) 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 August 2024, on a 12-month routine inspection cycle.
- 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 → (39.93191, -82.7958)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 113 ft |
| Location | .4 M W of Jct SR 256 |
| NBI structure number | 2301598 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 2024 |
| Inspection interval (item 91) | 12 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Ohio department of transportation.
Busiest bridges in Fairfield County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| WB I-70 over IR70 over Blacklick Ck | 1967 | 50,351 | Fair |
| US Route 33 over Sycamore Creek | 1950 | 40,661 | Good |
| US Route 33 over Little Walnut Creek | 1951 | 40,661 | Good |
| US Route 33 over Tributary of Walnut Cree | 1950 | 40,661 | Fair |
| WB I-70 over IR70 over SR256 | 1967 | 25,282 | Fair |
| EB I-70 over EB IR70 over SR256 | 1967 | 25,282 | Fair |
All bridges nearby: Fairfield County, OH bridge conditions · every bridge in Fairfield County · Ohio bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.