Ewing Rd over Montour Run
Allegheny County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ewing Rd over Montour Run in Allegheny 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 1987, making it 38 years old at the 2025 inventory.
- It carries about 1,610 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 788 of the 1,296 inventoried bridges in Allegheny County rated fair (60.8%); 120 (9.3%) 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 May 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 → (40.49107, -80.15023)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 152 ft |
| Location | 1 Mi.sw of Neville Isle. |
| NBI structure number | 000000000001841 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2023 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.
Busiest bridges in Allegheny County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Penn Linc Pw over Buswy Arch Bell Poc RR | 1952 | 99,372 | Fair |
| Penn Linc Pw over SR50 Wle RR Chartiers Ck | 1950 | 99,372 | Fair |
| Penn Lincoln Py over Campbells Run | 1972 | 96,254 | Fair |
| Parkway West over Campbells Run Road | 1973 | 96,254 | Good |
| SR 0279 NB SB over Suffolk St. | 1987 | 88,452 | Fair |
| Penn Lincoln Pw over Whiskey Run Bell Rd | 1953 | 87,163 | Fair |
All bridges nearby: Allegheny County, PA bridge conditions · every bridge in Allegheny County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.