Failure Analysis
In automobile accident reconstruction cases involving failure analysis, legal professionals require clear, scientifically supported evaluation of whether mechanical or structural failures were present and what role any failures may have played in the crash circumstances and injury outcomes. Our firm provides comprehensive forensic failure analysis within the context of motor vehicle accidents. Attorneys engage us when questions exist regarding whether vehicle components—such as brakes, steering, suspension, tires, or safety systems—performed as designed and whether any deviations or failures were relevant to the incident.
A critical question in many cases is whether a component failure occurred before the crash, during the crash, or after impact. We are highly experienced in making this distinction through systematic analysis. We examine physical evidence from the vehicle, download event data recorder (EDR) information when available, and evaluate maintenance records, design specifications, and manufacturer data. Our team combines expertise in mechanical engineering, materials science, and automotive systems to systematically identify the cause of any identified failures and assess whether failures resulted from manufacturing quality, design characteristics, maintenance practices, improper repairs, material degradation, or crash impact forces.
Our analysis evaluates whether alleged mechanical or structural failures actually existed and, if so, what circumstances led to the failure. We assess whether failures occurred prior to the crash, during the crash, or as a result of crash impact. We evaluate the timing and sequence of failure events. We determine what factors—including design specifications, manufacturing processes, maintenance history, prior repair practices, and material condition—were relevant to any failure. We systematically assess what relationship any pre-crash failures bear to the crash circumstances and what role post-impact damage may have played in the appearance of failure indicators. Our analysis is grounded in engineering principles, manufacturer specifications, and documented evidence.
Legal professionals require assurance that complex failure mechanisms and forensic analysis can be clearly articulated to judges and juries. We prepare thorough, well-structured reports with photographs, diagrams, and supporting documentation that clearly explain failure analysis findings and methodology. Our experts are experienced in courtroom testimony and depositions, presenting technical findings in clear language without compromising accuracy or analytical depth. We explain failure mechanisms and forensic engineering concepts in terminology accessible to legal counsel, judges, and juries.
Regardless of whether the engagement involves representation of an injured party, a vehicle manufacturer, a component supplier, or another defendant, our analysis maintains objectivity and is grounded in mechanical engineering principles, materials science, automotive systems knowledge, and documented physical evidence.
If you are working on an automobile accident reconstruction case involving potential component or structural failure and need expert forensic analysis to evaluate component condition and function, failure timing and causation, pre-crash versus post-impact damage, maintenance and repair history, design and manufacturing specifications, or contributing factors, we are available to assist. Please contact us to discuss how our expertise in failure analysis, accident reconstruction, mechanical engineering, and materials science can address the specific technical and forensic questions in your matter.
Accident reconstruction is the scientific process of investigating, analyzing, and interpreting the physical evidence of an accident to determine how it occurred, who or what was responsible, and the causes of the accident. It involves evaluating vehicle damage, road conditions, witness statements, and physical evidence of the scene.
Accident reconstruction is typically needed when there are disputes about the cause of an accident, or when the event is complex and requires a detailed analysis to determine fault. This is common in:
- Motor vehicle accidents (e.g., car, truck, motorcycle collisions)
- Pedestrian accidents
- Workplace accidents involving vehicles (e.g., industrial accidents, forklifts)
The process of accident reconstruction typically includes the following steps:
- Scene investigation: Examining/3D scanning the incident site, including the position of vehicles, road conditions, and skid marks
- Evidence collection: Gathering physical evidence such as debris, vehicle damage, tire marks, and photos or videos from the scene
- Data analysis: Analyzing the evidence using mathematical, physics equations (like momentum and energy), and simulation software/computer models and/or animations, to recreate the accident’s dynamics
- Expert testimony: Providing a professional analysis and opinion about how the accident occurred, and the factors that contributed to it
Evidence used in accident reconstruction can include:
- 3D Model: To understand the roadway design of the location and how the crash occured
- Vehicle damage: To determine the point of impact and the severity of the crash
- Skid marks: To estimate the speed and braking of vehicles
- Witness statements: To establish timelines and clarify how the accident happened
- Weather conditions: To assess how rain, fog, or other conditions may have influenced the accident
- Road conditions: To evaluate whether potholes, construction, or road design contributed to the incident
- Event data recorders (black boxes): In some vehicles, these devices record data such as speed, braking, and seatbelt use at the time of the crash
3D laser scanning is a technique used to capture highly detailed and accurate 3D representations of physical spaces or objects. In forensic investigations, this technology allows experts to document crime scenes, accident sites, and other locations with precision. It creates digital models of the scene, which can be analyzed and used for later reconstruction or as evidence in court.
Key factors in a forensic roadway investigation include:
- Road design and layout: Evaluating the geometry of the road, intersections, signage, visibility, and lighting
- Road conditions: Assessing surface conditions, such as potholes, ice, debris, or oil slicks, which may have contributed to the accident
- Traffic control devices: Analyzing traffic signs, signals, lane markings, and any failure in these devices
- Weather conditions: Examining how weather (rain, fog, snow, etc.) may have affected visibility, traction, or driver behavior
- Vehicle dynamics: Assessing vehicle speed, braking, tire marks, and vehicle trajectory
- Driver behavior and actions: Reviewing evidence related to driver actions, such as speeding, distracted driving, or impaired driving
- Witness testimony: Taking into account eyewitness accounts of the accident
- Crash data: Gathering information from black boxes (event data recorders) in vehicles or traffic cameras
Common causes of TBI include sudden impacts while the head is rotating during:
- Motor vehicle accidents: Collisions or crashes can result in head impacts or whiplash
- Falls: Especially common in older adults and children
- Sports injuries: High-contact sports like football, soccer, and hockey are frequent causes
- Violence: Assaults, including physical blows or gunshot wounds to the head
- Workplace accidents: Falls, heavy equipment accidents, or other hazards in the workplace
- Military combat: Explosive blasts or gunfire injuries can result in TBI
- Recreational activities: Bicycle accidents, skateboarding, etc.
Forklift operations are regulated by the Occupational Safety and Health Administration (OSHA) in the United States. Key regulations include:
- Operator training: OSHA requires that forklift operators be trained and certified to operate the machinery safely
- Inspection requirements: Forklifts must undergo daily safety checks and regular maintenance to ensure safe operation
- Safe operating procedures: These include maintaining a safe speed, avoiding sudden movements, and ensuring proper load handling and securing
- Workplace safety standards: Ensuring clear pathways, proper signage, and adequate lighting to reduce the risk of accidents
- Personal protective equipment (PPE): Wearing proper gear like helmets, gloves, and steel-toed boots is essential for workers
Mechanical Engineer
Paul D. Doyle is a Mechanical Engineer with a Bachelor of Science degree in Mechanical Engineering, a Master of Science in Management, and more than 30 years of engineering experience. He worked in the automotive industry designing, building…
