SR3011 over Big Run
Jefferson County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR3011 over Big 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 5 (fair condition) on the 0-9 scale.
- It was built in 1938, making it 87 years old at the 2025 inventory.
- It carries about 162 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.
- 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 2023, on a 24-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 → (40.99058, -79.06243)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 23 ft |
| Location | Oliver Twp-s of Markton |
| NBI structure number | 000000000019768 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 7: scour countermeasures installed |
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.