U.S. Route 6 over Branch Brook
FairLitchfield County, Connecticut · 50 West of Thomaston Tl · Structure no. 00465
- Built
- 1939
- 86 years old, rebuilt 1956
- Condition
- Fair
- inspected January 2024
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 65 ft
- 1 main span
- Daily traffic
- 8,300
- 2020 count
- Owner
- State
- State Highway Agency
About this bridge
U.S. Route 6 over Branch Brook is a steel stringer/multi-beam or girder carrying U.S. Route 6 over Branch Brook in Litchfield County, Connecticut. It was built in 1939 and reconstructed in 1956, so it is 86 years old, older than the Connecticut average of 56.7 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 8,300 vehicles a day, roughly 3% of them trucks, projected to reach 12,333 by 2040. The structure is 65 ft (19.8 m) long and 35 ft wide. If it were closed, the detour would be 9.9 mi (16 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was U.S. Route 6 over Branch Brook built?
It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1956.
What condition is U.S. Route 6 over Branch Brook 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 January 2024.
How much traffic does U.S. Route 6 over Branch Brook carry?
About 8,300 vehicles per day (2020 count), of which roughly 3% are trucks.
How long is U.S. Route 6 over Branch Brook?
The structure is 65 ft (19.8 m) long with a longest span of 60 ft (18.3 m) and a deck 35 ft wide.
Who owns U.S. Route 6 over Branch Brook?
It is owned by the State Highway Agency.