State Route 73 over US68
Clinton County, Ohio · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- State Route 73 over US68 in Clinton County, Ohio, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2011, making it 14 years old at the 2025 inventory.
- It carries about 4,266 vehicles a day (traffic count year 2015).
- Its listed owner is the state highway agency.
- It is one of 161 of the 207 inventoried bridges in Clinton County rated good (77.8%); 1 (0.5%) 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 July 2023, 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 → (39.4651, -83.83691)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 9 | 9 | Excellent condition |
| Substructure | 9 | 9 | Excellent condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 120 ft |
| Location | Int of SR73 and US68 |
| NBI structure number | 1402153 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Ohio department of transportation.
Busiest bridges in Clinton County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SB Ir-71 over Anderson Fork | 2024 | 43,000 | Good |
| NB Ir-71 over Anderson Fork | 2024 | 43,000 | Good |
| SB Ir 71 over Grassy Run | 2024 | 43,000 | Good |
| NB Ir-71 over Grassy Run | 2024 | 43,000 | Good |
| US 22 over Anderson Fork | 1989 | 10,980 | Good |
| US 68 over Todd Fork | 1990 | 10,607 | Good |
All bridges nearby: Clinton County, OH bridge conditions · every bridge in Clinton County · Ohio bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.