Nh 12 NH103 over Connecticut River
FairSullivan County, New Hampshire · Nh Vt Sl · Structure no. 004700650013400
- Built
- 1969
- 56 years old
- Condition
- Fair
- inspected June 2023
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 678 ft
- 4 main spans
- Daily traffic
- 9,277
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
Nh 12 NH103 over Connecticut River is a steel continuous stringer/multi-beam or girder carrying Nh 12 NH103 over Connecticut River in Sullivan County, New Hampshire. It was built in 1969, so it is 56 years old, younger than the New Hampshire average of 56.9 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 9,277 vehicles a day, roughly 7% of them trucks, projected to reach 13,729 by 2043. The structure is 678 ft (206.7 m) long and 48 ft wide. If it were closed, the detour would be 16.8 mi (27 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 | 7 Good | Some minor problems. |
| 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 Nh 12 NH103 over Connecticut River built?
It was built in 1969, making it 56 years old in 2025.
What condition is Nh 12 NH103 over Connecticut 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 June 2023.
How much traffic does Nh 12 NH103 over Connecticut River carry?
About 9,277 vehicles per day (2023 count), of which roughly 7% are trucks.
How long is Nh 12 NH103 over Connecticut River?
The structure is 678 ft (206.7 m) long with a longest span of 180 ft (54.9 m) and a deck 48 ft wide.
Who owns Nh 12 NH103 over Connecticut River?
It is owned by the State Highway Agency.