Mr. Hermance testified as the expert witness for the United States Government regarding snowmobile accident reconstruction and safety at the trial of this matter tried in Federal District Court in Springfield, MA on January 10, 2024 in front of Hon. Judge Mark Mastroianni. Proving the snowmobile was speeding reduced the governments liability to 60%.

Snowmobile Deceleration Testing

Forensic Accident Reconstruction & Cause Analysis
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845-658-9042(Office) / 845-389-8817 (Voice /Text)
Expert Testimony & Consultation / dickhermance@gmail.com

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Acceleration Run for an Arctic Car

ZRT 800cc Triple Cylinder Snow Sled

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Sample Videos of Approaches to and Video Documentation of Snowmobile Crash Sites

Reconstruction Experts Page 17

Snowmobile Drone Video Michigan

Snowmobile Vision Testing with and without reflective material.

​​Mr. Hermance testified for the plaintiff in this Snowmobile Accident in Montana.

Snowmobile Lake Drowning Case in Vermont

Mr. Hermance represented the Manitoba Floodway Authority in this ATV Accident Case

Teaching a Snowmobile Reconstruction and Safety Class for New Hampshire Fish and Wildlife

Mr. Hermance authored this text for the Lawyers and Judges Publishing Company

Teaching a Snowmobile Reconstruction and Safety Class for Vermont Fish & Wildlife, New York Dept. of Environmental Conservation & New Hampshire Fish and Wildlife.

UTV Fatal Accident at Iowa Rodeo.

CRL

Snowmobile & All Terrain Vehicle Accident Reconstruction


  •  In addition to the reconstruction of crashes involving automobiles, trucks, pedestrians, etc., Collision Research is extensively involved with the reconstruction of snowmobile and all terrain vehicle accidents. Collision Research has conducted several dynamic testing programs for manufacturers' associations involving safety, dynamic effects of traction products, and biomechanical considerations of snowmobile related injury mechanisms.
  • Traction Study conducted for Snowmobile Traction Products Manufacturer's Association
  • Mr. Hermance has designed the first and only course on the topic of snowmobile accident reconstruction. He has been retained to teach this course for the State Police and Forest Rangers in New York, New Hampshire, Michigan, South Dakota, as well as the United States Forest service in both northern California and Montana.
  • Mr. Hermance has written a textbook on snowmobile and ATV accident reconstruction for the Lawyers and Judges Publishing company as well as article for the Accident Reconstruction Journal and Law & Order magazine. He is also a former member of the International Association of Snowmobile Administrators where he consulted and gave technical guidance in preparation of that agency's Snowmobile Trail Design Manual and well as the New York State Snowmobile Trail design manual. Collision Research has consulted with many states and provinces relative to snowmobile safety, trail design and safety, signage concerns, snowmobile injury biomechanics, and overall issues of snowmobile accident reconstruction.
  • Mr. Hermance was appointed by NYS Governor George Pataki to be the Safety Representative on the New York State Snowmobile Advisory Council.
  • Mr. Hermance has completed the Second Edition of Snowmobile and ATV Accident Investigation and Reconstruction, published by Lawyer's and Judges publishing company.


The following links all relate to snowmobile accident reconstruction articles by and referencing Mr. Hermance.