Pa Tpk ( I-376) over SR 4001 Nfs RR
Beaver County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Pa Tpk ( I-376) over SR 4001 Nfs RR in Beaver County, Pennsylvania, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1992, making it 33 years old at the 2025 inventory.
- It carries about 9,871 vehicles a day (traffic count year 1998).
- It is one of 146 of the 296 inventoried bridges in Beaver County rated fair (49.3%); 28 (9.5%) 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 October 2023, on a 48-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 → (40.81862, -80.37057)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 285 ft |
| Location | Big Beaver Borough |
| NBI structure number | 000000000003799 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | October 2023 |
| Inspection interval (item 91) | 48 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 Pennsylvania department of transportation.
Busiest bridges in Beaver County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-76 over I-676 SB I-95 & Del Riv | 1957 | 110,000 | Fair |
| I676 US30 Patco over Del Riv I-95 Rr&roads | 1926 | 106,761 | Fair |
| I-376 over CSX RR Private Road | 1970 | 42,676 | Fair |
| Vanport Bridge over Ohio Riv N&S RR Haul Rd | 1970 | 42,676 | Fair |
| SR 0376 EB WB over Two Mile Run | 1967 | 42,676 | Fair |
| Beaver Valley Ex over TWP.RD.513 | 1969 | 36,348 | Fair |
All bridges nearby: Beaver County, PA bridge conditions · every bridge in Beaver County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.