Chestnut Hill Road over Hammonasset River
GoodNew Haven County, Connecticut · 0.3 MI E. of Route 79 · Structure no. 04713
- Built
- 1935
- 90 years old, rebuilt 2000
- Condition
- Good
- inspected May 2023
- Type
- Slab
- Prestressed Concrete
- Length
- 41 ft
- 1 main span
- Daily traffic
- 841
- 2023 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
Chestnut Hill Road over Hammonasset River is a prestressed concrete slab carrying Chestnut Hill Road over Hammonasset River in New Haven County, Connecticut. It was built in 1935 and reconstructed in 2000, 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 841 vehicles a day, roughly 7% of them trucks, projected to reach 1,250 by 2043. The structure is 41 ft (12.5 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Chestnut Hill Road over Hammonasset River built?
It was built in 1935, making it 90 years old in 2025. It was reconstructed in 2000.
What condition is Chestnut Hill Road over Hammonasset River in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.
How much traffic does Chestnut Hill Road over Hammonasset River carry?
About 841 vehicles per day (2023 count), of which roughly 7% are trucks.
How long is Chestnut Hill Road over Hammonasset River?
The structure is 41 ft (12.5 m) long with a longest span of 37 ft (11.3 m) and a deck 35 ft wide.
Who owns Chestnut Hill Road over Hammonasset River?
It is owned by the Town or Township Highway Agency.