Route 154 over Back River
PoorMiddlesex County, Connecticut · 0.8 MI S of US Route 1 · Structure no. 01386
- Built
- 1935
- 90 years old
- Condition
- Poor
- inspected November 2023
- Type
- Tee Beam
- Concrete
- Length
- 32 ft
- 1 main span
- Daily traffic
- 3,000
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
Route 154 over Back River is a concrete tee beam carrying Route 154 over Back River in Middlesex County, Connecticut. It was built in 1935, so it is 90 years old, older than the Connecticut average of 56.7 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
It carries about 3,000 vehicles a day, roughly 3% of them trucks, projected to reach 4,458 by 2042. The structure is 32 ft (9.8 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Superstructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| 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 Route 154 over Back River built?
It was built in 1935, making it 90 years old in 2025.
What condition is Route 154 over Back River in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2023.
How much traffic does Route 154 over Back River carry?
About 3,000 vehicles per day (2022 count), of which roughly 3% are trucks.
How long is Route 154 over Back River?
The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.9 m) and a deck 35 ft wide.
Who owns Route 154 over Back River?
It is owned by the State Highway Agency.