SR0310 over Trout Run
Jefferson County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR0310 over Trout Run in Jefferson County, Pennsylvania, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1926 and reconstructed in 2010, making it 99 years old at the 2025 inventory.
- It carries about 1,585 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 128 of the 201 inventoried bridges in Jefferson County rated fair (63.7%); 14 (7.0%) are rated poor.
- 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 → (41.07872, -78.90173)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 8 | Very good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete multiple box beam |
| Length | about 55 ft |
| Location | Trout Run NO.1 |
| NBI structure number | 000000000019629 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.
Busiest bridges in Jefferson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR0080 Eb&wb over Little Mill Creek | 1962 | 20,738 | Fair |
| SR0080 WB over SR0036 Nb&sb | 1960 | 12,788 | Fair |
| SR0080 WB over SR4003 | 1962 | 12,788 | Fair |
| SR0080 WB over North Fork & Wat Plnt Rd | 1962 | 12,788 | Fair |
| SR0080 EB over SR0036 Nb&sb | 1960 | 12,277 | Fair |
| SR0080 EB over SR4003 | 1962 | 12,277 | Fair |
All bridges nearby: Jefferson County, PA bridge conditions · every bridge in Jefferson County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.