SR 305 over Silver Creek
Portage County, Ohio · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 305 over Silver Creek in Portage County, Ohio, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 9 (excellent condition) on the 0-9 scale.
- It was built in 2024, making it 1 years old at the 2025 inventory.
- It carries about 2,600 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 109 of the 217 inventoried bridges in Portage County rated good (50.2%); 18 (8.3%) are rated poor.
- 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 → (41.30952, -81.12986)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 9 | Excellent condition |
| Superstructure | 9 | Excellent condition |
| Substructure | 9 | Excellent condition |
Bridge details
| Structure | Concrete frame |
| Length | about 35 ft |
| Location | 0.71 Mi E of SR 700 |
| NBI structure number | 6704531 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Ohio department of transportation.
Busiest bridges in Portage County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| IR76 over Plum Creek | 1964 | 51,725 | Good |
| Ir 76 over over Tallmadge Rd Cr-18 | 1964 | 45,925 | Good |
| I80 Oh Tpk over SR43 | 1954 | 39,896 | Fair |
| I80 Oh Tpk over Cuyahoga River | 1954 | 39,896 | Fair |
| I80 Oh Tpk over Infirmary-black Brook Rd | 1954 | 39,896 | Fair |
| I80 Oh Tpk over Ditch | 1954 | 39,896 | Good |
All bridges nearby: Portage County, OH bridge conditions · every bridge in Portage County · Ohio bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.