SR 42 over over Trout Run
Sullivan County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 42 over over Trout Run in Sullivan 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 1931 and reconstructed in 1990, making it 94 years old at the 2025 inventory.
- It carries about 949 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 56 of the 118 inventoried bridges in Sullivan County rated fair (47.5%); 10 (8.5%) 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 December 2024, 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 → (41.3512, -76.59018)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 49 ft |
| Location | 1 Mi N of Muncy Valley |
| NBI structure number | 000000000031939 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | December 2024 |
| Inspection interval (item 91) | 24 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 Sullivan County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 220 over over Muncy Creek | 1975 | 3,494 | Fair |
| US 220 over Little Loyalsock Creek | 2014 | 3,218 | Good |
| Pa 87 over Little Loyalsock Creek | 1967 | 2,720 | Fair |
| S.R. 220 over Mill Creek | 1929 | 2,685 | Fair |
| S.R. 220 over over Loyalsock Creek | 1984 | 2,685 | Fair |
| SR 220 over over Marsh Creek | 1925 | 2,670 | Fair |
All bridges nearby: Sullivan County, PA bridge conditions · every bridge in Sullivan County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.