I-78 Eastbound over Mulhockaway Creek
GoodHunterdon County, New Jersey · 1.1 MI W of Exit 12 · Structure no. 1015158
- Built
- 1967
- 58 years old, rebuilt 1986
- Condition
- Good
- inspected December 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 78 ft
- 1 main span
- Daily traffic
- 52,453
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I-78 Eastbound over Mulhockaway Creek is a prestressed concrete stringer/multi-beam or girder carrying I-78 Eastbound over Mulhockaway Creek in Hunterdon County, New Jersey. It was built in 1967 and reconstructed in 1986, so it is 58 years old, younger than the New Jersey average of 58.5 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 52,453 vehicles a day, roughly 14% of them trucks, projected to reach 64,003 by 2043. The structure is 78 ft (23.8 m) long and 56 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I-78 Eastbound over Mulhockaway Creek built?
It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1986.
What condition is I-78 Eastbound over Mulhockaway Creek 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 December 2023.
How much traffic does I-78 Eastbound over Mulhockaway Creek carry?
About 52,453 vehicles per day (2023 count), of which roughly 14% are trucks.
How long is I-78 Eastbound over Mulhockaway Creek?
The structure is 78 ft (23.8 m) long with a longest span of 68 ft (20.7 m) and a deck 56 ft wide.
Who owns I-78 Eastbound over Mulhockaway Creek?
It is owned by the State Highway Agency.