Nj Tpk Nsi Sni Rdw over Cranbury-South River RD
FairMiddlesex County, New Jersey · .41 MI N Interchange 8 a · Structure no. M074390
- Built
- 1950
- 75 years old, rebuilt 1990
- Condition
- Fair
- inspected March 2023
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 198 ft
- 3 main spans
- Daily traffic
- 109,530
- 2023 count
- Owner
- Toll Authority
- State Toll Authority
About this bridge
Nj Tpk Nsi Sni Rdw over Cranbury-South River RD is a steel stringer/multi-beam or girder carrying Nj Tpk Nsi Sni Rdw over Cranbury-South River RD in Middlesex County, New Jersey. It was built in 1950 and reconstructed in 1990, so it is 75 years old, older than the New Jersey average of 58.5 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 109,530 vehicles a day, roughly 1% of them trucks, projected to reach 116,595 by 2043. The structure is 198 ft (60.4 m) long and 128 ft wide. If it were closed, the detour would be 1.2 mi (2 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Nj Tpk Nsi Sni Rdw over Cranbury-South River RD built?
It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1990.
What condition is Nj Tpk Nsi Sni Rdw over Cranbury-South River RD 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 March 2023.
How much traffic does Nj Tpk Nsi Sni Rdw over Cranbury-South River RD carry?
About 109,530 vehicles per day (2023 count), of which roughly 1% are trucks.
How long is Nj Tpk Nsi Sni Rdw over Cranbury-South River RD?
The structure is 198 ft (60.4 m) long with a longest span of 84 ft (25.6 m) and a deck 128 ft wide.
Who owns Nj Tpk Nsi Sni Rdw over Cranbury-South River RD?
It is owned by the State Toll Authority.