Lake Lynn Road over Grassy Run
Fayette County, Pennsylvania · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Lake Lynn Road over Grassy Run in Fayette County, Pennsylvania, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1949, making it 76 years old at the 2025 inventory.
- It carries about 300 vehicles a day (traffic count year 2006).
- Its listed owner is a town or township highway agency.
- It is one of 72 of the 419 inventoried bridges in Fayette County rated poor (17.2%); 72 (17.2%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (39.72306, -79.85782)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 7 | Good condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 32 ft |
| Location | South of Lake Lynn |
| NBI structure number | 000000000017146 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.
Busiest bridges in Fayette County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 0119 over Whites Run | 1942 | 29,872 | Fair |
| SR 0119 over Mounts Creek | 1942 | 28,417 | Fair |
| SR 0119 over CSXT Youghiogheny River | 1952 | 27,692 | Good |
| SR 0119 over 6th Street | 2010 | 27,692 | Good |
| SR 0040 over SR 8005 | 1971 | 20,145 | Fair |
| SR 0040 over SR 8005 | 1971 | 19,765 | Fair |
All bridges nearby: Fayette County, PA bridge conditions · every bridge in Fayette County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.