Examining the Multi-Vehicle Crash on Route 125 in Barrington, NH

Michael GrossmanSeptember 05, 2025 2 minutes

A collision in Barrington left two residents dead and another injured on September 3. According to local police, the wreck occurred around 1 p.m. on Route 125 near Newtown Plains Road. A car waiting to make a left turn in the southbound lane was allegedly struck from behind by another vehicle, which pushed it into the northbound lane. There, it was allegedly hit by a commercial vehicle. A 25-year-old woman and an 18-year-old man in the struck car died from their injuries, while an 83-year-old woman was hospitalized.

Crashes that involve multiple vehicles and a commercial truck raise significant questions that investigators will need to resolve. Understanding exactly how the sequence unfolded is critical to assigning responsibility.

Could Distraction or Fatigue Be a Factor?

Since one driver allegedly struck a stopped vehicle, investigators may consider whether distraction played a role. Mobile device records, witness statements, or dash camera footage could confirm if attention was diverted. Fatigue may also be examined, especially for the commercial vehicle operator, as hours-of-service compliance can directly affect alertness and reaction time.

Could a Mechanical Failure Explain the Rear-End Collision?

Another critical question is whether the vehicle that allegedly rear-ended the car waiting to turn experienced a mechanical issue that prevented them from stopping in time. Brake system malfunctions, worn tires, or steering problems could all cause a driver to lose control even if they reacted appropriately. Investigators will likely examine the condition of the striking vehicle to determine whether a defect or poor maintenance contributed to the crash. Service records and any manufacturer recalls could be especially important.

What Investigators Will Need to Review

Police will need to carefully reconstruct the timeline, starting with how the first vehicle slowed to turn and whether the following driver failed to reduce speed in time. Skid marks, vehicle positions, and impact points can help determine whether there was any effort to brake before the initial rear-end collision. They’ll also need to confirm the commercial vehicle’s speed and whether the driver had enough opportunity to avoid the secondary impact.

Why the Investigation Is Important

With two lives lost and a third person seriously injured, a thorough investigation is essential. Only by reviewing driver behavior, vehicle condition, and the chain of impacts will investigators be able to answer the central questions of how and why this crash happened. Those findings will be vital for accountability.