I-78 Eastbound Ramp at Diamond Hill Road in Berkeley Heights Closed After Tractor Trailer Overturns

The eastbound ramp of Interstate 78 at Diamond Hill Road is closed following a crash involving an overturned tractor trailer in Berkeley Heights. Berkeley Heights police reported the closure at approximately 4 p.m. on August 24, 2026, and said the closure was expected to last six to eight hours as crews work to clear the scene.

Incident Location and Details

The New Jersey Department of Transportation reported the crash at 3:10 p.m., describing an overturned tractor trailer on the I-78 eastbound ramp at Exit 43, CR 655/Diamond Hill Road, in Berkeley Heights. The specific exit location enabled emergency response and traffic diversion coordination.

Road Closure and Timeline

The ramp lane remained closed as of the report's publication. The six-to-eight-hour closure estimate provided drivers with expected duration for emergency response and scene clearance.

Emergency Response and Scene Clearance

Emergency crews responded to clear the accident scene and manage traffic impacts. Tractor-trailer accident response involves heavy equipment recovery, hazard mitigation, and roadway restoration.

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Traffic Impact and Diversion

Police are urging drivers to avoid the area, expect delays, and seek an alternate route while crews respond to the scene. Driver diversion protects emergency responder safety and enables scene clearance.

Interstate 78 Traffic Management

Interstate 78 represents major regional traffic corridor connecting Newark and points north with central New Jersey. Ramp closures create significant traffic impact on local commuter patterns and regional traffic flow.

Tractor-Trailer Incidents and Roadway Safety

Tractor-trailer accidents represent serious incidents requiring substantial emergency response and road closure. Overturned vehicles require heavy equipment recovery and hazardous material management.

Emergency Department Coordination

Berkeley Heights Police, New Jersey Department of Transportation, and emergency response crews coordinated incident response and traffic management. Multi-agency coordination ensures efficient scene clearance and public safety.

Alternate Route Recommendations

Drivers should use alternate routes to avoid I-78 eastbound at Diamond Hill Road during the closure period. Route alternatives include local roads and other highways bypassing the incident location.

For Berkeley Heights Residents and Commuters

Berkeley Heights residents and regional commuters should expect traffic delays on I-78 eastbound at Diamond Hill Road. Drivers should plan alternate routes and allow extra travel time during the closure.

Real-time traffic updates are available through New Jersey Department of Transportation traffic monitoring and navigation applications.

Find more Berkeley Heights emergency response and traffic news on Union County Life.

FAQ

Q: What happened on I-78 at Diamond Hill Road?
A: A tractor-trailer overturned on the I-78 eastbound ramp at Exit 43 (CR 655/Diamond Hill Road) in Berkeley Heights on August 24, 2026, causing ramp closure.

Q: When was the accident reported?
A: The New Jersey Department of Transportation reported the crash at 3:10 p.m. Berkeley Heights Police reported closure at approximately 4 p.m.

Q: How long will the ramp be closed?
A: The closure was expected to last six to eight hours from the time of the incident report.

Q: Which direction is affected?
A: The I-78 eastbound ramp at Exit 43 (Diamond Hill Road) is closed.

Q: Should I avoid the area?
A: Yes. Police urged drivers to avoid the area, expect delays, and seek alternate routes.

Q: What agencies responded?
A: Berkeley Heights Police Department and New Jersey Department of Transportation responded to the incident.

Q: What is the exact location?
A: The accident occurred on the I-78 eastbound ramp at Exit 43, CR 655/Diamond Hill Road, in Berkeley Heights.

Q: Can I check current traffic conditions?
A: Real-time traffic updates are available through New Jersey Department of Transportation monitoring and navigation applications.