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Monica McCarthy Killed in Derry Dump Truck Accident

Last Updated: August 3, 2026

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Reviewed By: Christopher DiBella

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Monica McCarthy, 34, of Derry, Died in Rockingham County Dump Truck Crash by Hampstead Road and Nutmeadow Lane

DERRY, NEW HAMPSHIRE (August 1, 2026) – A 24-year-old woman identified as Monica McCarthy has died in a Derry dump truck accident by the intersection of Hampstead Road and Nutmeadow Lane.

Rockingham County officials are saying that the incident occurred around 12:55 PM on Wednesday, July 29, 2026. Monica McCarthy was heading down the road in a 2017 Toyota Corolla when she was involved in a collision with a 1998 Peterbilt dump truck.

Derry fire department personnel and paramedics were called to the scene of the crash to help the innocent victim. Monica McCarthy was transported to Parkland Medical Center in critical condition.

Unfortunately, she was later pronounced deceased at the hospital. Authorities closed both sides of the intersection as they continue to investigate the scene.

Anyone who may have more information should contact the Derry Police Department.

DiBella Law remains committed to improving public safety and increasing transparency through our Free Police Report program. If you’ve been involved in any type of accident that required a police response, we can help you get a copy of the police report created at no cost or obligation to you.

Liability for Derry Dump Truck Crashes

Dump truck drivers have a legal obligation to exercise due care to avoid collisions with other drivers on the road. They are required to obtain a commercial license and are expected to use the utmost caution to operate their vehicle safely. Under New Hampshire RSA 265:30, “The driver of a vehicle approaching a yield sign shall in obedience to such sign slow down to a speed reasonable for the existing conditions and shall yield the right of way to any vehicle in the intersection or approaching on another highway so closely as to constitute an immediate hazard during the time such driver is moving across or within the intersection.” There are a number of ways that dump trucks can be uniquely dangerous to smaller vehicles.

  • Turning Radius: Dump trucks have a much wider turning radius than other vehicles. This leaves them much more susceptible to side-impact collisions.
  • Ground Clearance: Dump trucks have a high ground clearance, which leads to vehicles being pulled underneath the truck in the event of a crash.
  • Blind Spots: Dump trucks and other commercial vehicles tend to have large blind spots, which can obscure the presence of smaller vehicles.
  • Weight: Dump trucks can weigh tens of thousands of pounds thereby making even low-speed collisions potentially catastrophic.

If a dump truck driver fails to slow down to avoid colliding with another vehicle, this could serve as evidence of negligence. Drivers are expected to scan the road ahead of them and take adequate evasive maneuvers if they are on the verge of being involved in a collision. Liability for any dump truck collision could extend to several parties beyond any one driver determined to be at fault. For example, the municipal or private employer that a dump truck driver worked for could also be held at fault. As a general rule, employers in New Hampshire are vicariously liable for the negligent conduct of their workers who were operating within the course and scope of their job duties.

Steps to Take After New Hampshire Dump Truck Collisions

Commercial trucks account for a relatively small portion of total vehicles on the roadway. But they are consistently involved in a disproportionate number of serious injury and fatal collisions. According to the IIHS, “Most deaths in large truck crashes are passenger vehicle occupants. The main problem is the vulnerability of people traveling in smaller vehicles. Large trucks include anything with a gross vehicle weight rating over 10,000 pounds, but those on the heavier end of the spectrum can weigh 20 to 30 times as much as passenger cars.” Several actions should be taken after any accident involving a commercial truck.

  • Crash Site Evidence: The physical evidence left behind after a crash should be properly preserved. This evidence can help reveal what may have led up to the crash and who could be held at fault.
  • Work Records: All of the work records related to the dump truck driver involved should be carefully reviewed. Many accidents involving commercial trucks involve drivers who were overworked.
  • Phone Records: Another important item to consider is phone records. It is certainly possible that a dump truck driver may have been distracted by their phone at the time of a crash.
  • Independent Review: The family of any person who died in a dump truck collision should request an independent review by a team that has experience in accident reconstruction and negligence claims.

Dump truck accidents tend to be highly complex events. The factors that may contribute to any specific crash could take place long before the actual event. Part of the problem is that dump truck drivers are often pushed to complete routes as quickly and efficiently as possible. This can lead to major safety lapses that jeopardize the well-being of everyone else on the road. Any person impacted by a dump truck accident may be able to seek some measure of accountability through a civil action.

Getting Legal Help After New Hampshire Dump Truck Accidents

We at DiBella Law extend our deepest condolences to the family of Monica McCarthy. Any person who may have more information about what happened should reach out to the authorities. There needs to be a thorough investigation into what went wrong so that similar tragedies can be averted. Many questions related to this accident have yet to be answered. What is the safety record of the company that owned the dump truck? What was the speed of the truck driver involved? Is there a history of similar collisions along this stretch of roadway?

Do you need more information about a New Hampshire dump truck accident? Are you concerned that the police investigation has not been thorough? Our team of experienced truck accident investigators may be able to assist you. We are committed to helping people understand their rights and protecting those rights through skilled action. Whether you just have legal questions or need any other type of support, we are here to serve your needs. You can contact us anytime at (855) 649-2674.