RTE I81 over Black River
FairJefferson County, New York · JCT RTE I-81 SB + Black R · Structure no. 000000001032181
- Built
- 1959
- 66 years old, rebuilt 2004
- Condition
- Fair
- inspected November 2023
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 358 ft
- 4 main spans
- Daily traffic
- 12,167
- 2009 count
- Owner
- State
- State Highway Agency
About this bridge
RTE I81 over Black River is a steel continuous stringer/multi-beam or girder carrying RTE I81 over Black River in Jefferson County, New York. It was built in 1959 and reconstructed in 2004, so it is 66 years old, older than the New York average of 53 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 12,167 vehicles a day, roughly 16% of them trucks. The structure is 358 ft (109.1 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was RTE I81 over Black River built?
It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2004.
What condition is RTE I81 over Black River in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.
How much traffic does RTE I81 over Black River carry?
About 12,167 vehicles per day (2009 count), of which roughly 16% are trucks.
How long is RTE I81 over Black River?
The structure is 358 ft (109.1 m) long with a longest span of 94 ft (28.6 m) and a deck 37 ft wide.
Who owns RTE I81 over Black River?
It is owned by the State Highway Agency.