Karthaus Mtn Road over Bennett Br.sinnemahoning
Cameron County, Pennsylvania · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Karthaus Mtn Road over Bennett Br.sinnemahoning in Cameron County, Pennsylvania, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1999, making it 26 years old at the 2025 inventory.
- It carries about 250 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 26 of the 63 inventoried bridges in Cameron County rated good (41.3%); 5 (7.9%) 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 July 2023, on a 24-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (41.33435, -78.13511)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 410 ft |
| Location | 0.5 Miles E of SR 555 Int |
| NBI structure number | 000000000040576 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2023 |
| Inspection interval (item 91) | 24 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 Cameron County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 120-pa 120 over Portage Creek | 1933 | 4,315 | Fair |
| SR 155-pa 155 over Sycamore Run | 1943 | 3,690 | Fair |
| SR 120-pa 120 over Driftwood Branch | 1930 | 3,036 | Fair |
| SR 120-pa 120 over Big Run | 1991 | 2,515 | Good |
| SR 120-pa 120 over West Creek | 1951 | 2,515 | Fair |
| Bucktail Trail Hwy over Big Run | 2017 | 2,298 | Good |
All bridges nearby: Cameron County, PA bridge conditions · every bridge in Cameron County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.