Bull Run Crossing over Limestone Run
Union County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Bull Run Crossing over Limestone Run in Union County, Pennsylvania, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1900, making it 125 years old at the 2025 inventory.
- It carries about 864 vehicles a day (traffic count year 2023).
- Its listed owner is a town or township highway agency.
- It is one of 71 of the 164 inventoried bridges in Union County rated fair (43.3%); 7 (4.3%) 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 April 2023, on a 24-month routine inspection cycle.
- It is coded scour critical (NBI item 113 = 3): scour critical: foundations unstable for the assessed or calculated scour.
- 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 → (40.95444, -76.91564)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 22 ft |
| Location | 0.9 Mi W of Linntown |
| NBI structure number | 000000000033584 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 3: scour critical: foundations unstable for the assessed or calculated scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.
Busiest bridges in Union County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR0015 over Buffalo Creek | 1930 | 21,561 | Fair |
| US 15 NB and SB over Trib Susquehanna River | 2002 | 17,555 | Good |
| US Tr 15 over over Winfield Creek | 1930 | 17,492 | Fair |
| SR 15 Nbl & Sbl over over White Deer Creek | 1963 | 17,258 | Good |
| SR 0015 (tr 15) over over S.R. 1010 | 1963 | 17,101 | Fair |
| I-80 WB over over US 15 NB & SB | 1962 | 16,130 | Good |
All bridges nearby: Union County, PA bridge conditions · every bridge in Union County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.