Runaway Reactions Accident Reconstruction Expert Witnesses

Harvey H. Stone, PE, President, has over 25 years of Railroad experience with Short Line Railroads and Streetcar Systems.

Background - Mr. Stone began working for the US Army Corps of Engineers in 1964 and then A. W. Cross, Inc. a contractor in 1966. Mr. Stone was then employed by Northwest Engineering, Inc. in 1968 and became president in 1980 until 1996. In 1996, he organized Stone Consulting & Design, Inc. to provide consulting services to the railroad industry, sold the firm to TranSystems in 2007 and re-purchased the firm in 2010.

Mr. Stone has provided track design, bridge design, and all types of inspection services to railroads and associated clients. He has no affiliations with Class 1 Railroads. Mr. Stone has been an active member of the American Council of Engineering Companies (ACEC), and the American Railway Engineering and Maintenance of Way Association. His membership in the ACEC has enabled him to obtain invaluable exposure to the many changes in engineering technology over the years as well as continued awareness of the constantly changing rules, regulations and grant programs on all governmental levels.

Litigation Support - Mr. Stone and his team at Stone Consulting, Inc. have investigated insurance claims both railroad related and property damage for a number of nationally known insurance companies. These claims have included grade crossing accidents, damage to railroad equipment by trucks or other vehicles, determining blame for derailments, damage due to sewer line construction, foundation damage and damages to homes due to floods, hurricanes, and traffic accidents.

Services are available to attorneys representing plaintiff and defendant. Mr. Stone is licensed as a Professional Engineer in AR; CO; FL; GA; IL; MD; ME; MI; MN; MO; MT; NC; NH; NY; OK; PA; TN; TX; UT; VA; WI; IA; MA; NE; NV; OR; RI; SC; VT; WA; and WY. He has been accepted as an expert witness by the Surface Transportation Board (STB) for railroad track design, construction and maintenance of way.

Areas of Expertise:

Railroad Track Design Short Line Railroads Industrial Railroads Railroad Grade Crossings Track Related Injuries Historic Railroad Lines Railroad Structures Tourist Railroad

Overhead Contact System Coal Rate Cases Historic Streetcar and Trolley Lines Railroad Bridges Railroad Bridge Load Rating / Bridge Analysis Railroad Track and Equipment Appraisals Historic Railroad Equipment Valuation Surface Transportation Board

View Harvey Stone's Consulting Profile.

Scott L. Turner is a highly qualified Commercial Motor Vehicle (CMV) Transportation Expert and HazMat Expert with over 25 years experience in the highly specialized field of CMV crashes and incidents, and 16 years as the CEO of a nationwide CMV crash & HazMat disaster response corporation. 

Mr. Turner's career includes personal response and/or investigation of over 1,000 CMV crashes, 200 cargo-tank truck crashes/incidents and a multitude of industrial setting incidents including fixed facilities, loading docks and loading rack disasters. His FMCSR and PHMSA knowledge, detailed reporting and powerfully delivered testimony can be a focal point of any civil litigation, where commercial motor vehicle crashes and/or transit incidents are at issue, with or without hazmat involvement. 

Areas of Expertise:

• Level 1 FMCSA inspections
• Commercial Motor Vehicle (CMV) post crash inspection
• CMV crash investigation
• Driver qualifications
• Safety Programs
• Trucking industry standards
• Cargo-tank truck incidents
• CMV loading/Off-loading cases (van, cargo-tank, flatbed)
• CMV wreck involving hazmats
• Loading rack explosions/disasters

Services Include:

• Litigation support
• Trial preparation consulting
• Courtroom testimony
• Commerical vehicle accident investigation
• NIMBY hazmat
• Highway construction zone incidents
• CMV loading and offloading investigation
• Level 1 FMCSA audits
• Load securement incidents

New Jersey Office: PO Box 185 Blairstown, NJ 07825

Tennessee Office: P.O. Box 44 Specncer, TN 38585

D. Larry Dunville has over 35 years of Overhead Crane experience. Mr. Dunville has built, installed, engineered, estimated, sold and serviced overhead bridge cranes. He has sat on the industry committees that wrote the crane specs for the steel industry, written articles, and taught professional architects and engineers about the special requirements to be aware of when designing buildings that will house overhead cranes. Larry was formerly the Executive Director of the Crane Certification Association of America and is currently on the ASME/ANSI B30.2 Overhead and Gantry Cranes Committee.

Business Experience

Mr. Dunville served as the Owner/President of Dearborn Crane & Engineering Co., a builder and installer of overhead cranes and crane runway systems, from 1975-2012. He was also the former Owner/President of Xcel Computer Systems, a CAD/CAM systems integrator. Mr. Dunville is currently the Owner/President of Digital Industrial Marketing, LLC (2014 to present) and Overhead Crane Consulting, LLC (2016 to present). 

Speaking Engagements

Larry speaks on crane safety, crane inspection and runway design. In the last year he has spoke to, AIST (American Institute of Steel Technology), CCAA (Crane Certification Association of America), CMAA (Crane Manufacturers Association of America) and FEWA (Forensic Expert Witness Association). 

D. Larry Dunville's Video Introduction 

Litigation Support - Larry Dunville offers expert witness services in crane cases involving industrial, manufacturing, and warehousing facilities, as well and power plants. His expertise is available to counsel representing both Plaintiff and Defendant. 

Areas of Expertise:

Overhead Cranes Bridge Cranes Overhead Traveling cranes Electric Overhead Traveling Cranes Overhead Bridge Cranes Gantry Cranes Jib Cranes Workstation Cranes Hoists Crane Operator Training

Monorails Crane Runways Crane Safety Crane Inspection Crane Manufacturing Crane Installation Crane Runway Installation Crane Fabrication Runway Fabrication OSHA Crane Inspections Corporate Crane Safety Programs

Overhead Crane Arizona Office 3606 N. Larrea Lane Tuscon, AZ 85750 Telephone: 574-210-8612

Overhead Crane Michigan Office 12666 Highland Shore Drive Sawyer, MI 49125 Telephone: 574-210-8612

View D. Larry Dunville's Consulting Profile.

Christina Comisarek has over 40 years of experience in and around the Transportation industry, 25 of which have been spent driving over 2 million miles accident free. She is a Certified Director of Safety, Certified Driver Trainer, and has managed a small trucking business for over 10 years. Ms. Comisarek serves as a Transportation Consultant, Driver Safety Trainer, and Expert Witness.

Background: Ms. Comisarek gained first-hand experience, good business sense, and a strong, solid work ethic working for her family's two businesses. Over the years, she's had a variety of roles in the transportation industry, such as loading and unloading, local deliveries, linehaul, school bus driving, driver / safety training, and managing a small trucking company. Ms. Comisarek continues to drive part-time to stay current in the industry. She takes every opportunity to enhance her skills and background, either through first-hand experience or by attending courses such as Accident Investigation.

As a Consultant, Ms. Comisarek assists trucking companies in areas such as streamlining their operations, risk management situations, driver recruitment and retention, and Employee handbooks. Her Safety Training is done either in the classroom or on-site currently, and soon will be offered online.

As an Expert Witness, Ms. Comisarek has worked with top expert witness firms and is pleased to currently be working with NECSC, LLC, providing sound consultation to attorneys through report writing, depositions, and successful trial appearance.

Areas of Expertise:

Driver Safety Driver Training Driver Behavior Truck Accident Investigation Loading / Unloading Physical Distribution Management Shipping and Dock Operations Regulatory Compliance

Transportation Economics Dump Truck Operations Independent Contractor and Broker Operations Motor Carrier Standards of Care Driver Standards of Care Warehousing and Distribution Management Hazardous Materials Transportation Freight Loss / Damage Prevention

Awards / Honors:

• Over 2.0 million miles Accident-Free Driving – all consecutive years at Consolidated Freightways and FedEx
• Colleague nominated candidate for American Trucking Association’s 2002 – 2004 America’s Road Team
• Clean CDL Class A with Doubles/Triples, Hazmat (past), Tanker, Passenger & School Bus Endorsements
• Triples Certification [expired] in Ohio and Indiana Tandem (long doubles) Certification [expired] in NY

Richard D. Curtis, PE, is a Professional Engineer, Consultant, and Technical Expert with 40 years of significant contributions in the Freight and Passenger Vehicle Transportation industry. His experience includes design, development, procurement, leasing, operation and maintenance of locomotives, freight cars and rail passenger cars (intercity, commuter, transit & light rail). As a technical consultant to MBTA, CTA, NYCT, WMATA, Phoenix Valley Metro, NICTD, UTA, BART, CALTRANS, IDOT, and many more, Mr. Curtis has provided technical expertise in an oversight role to:

• Ensure that the design, manufacture, and testing during new car contracts met all necessary requirements
• Ensure that the design, overhaul, and testing on overhaul contracts met all necessary requirements
• Solve difficult maintenance and operational problems
• Design Cars on transit, commuter, and intercity passenger car contracts

Mr. Curtis has also been responsible for industry leading innovative design and development on Double Stack Intermodal Cars, Auto Rack Technology, RoadRailer®, Unit Train Coal Cars, Covered Hoppers, and Heavy Duty Special Purpose Cars. 

Litigation Support - As an expert witness with an MS degrees in engineering, his years of experience, and diversified background Richard Curtis offers a unique perspective to his clients. His services are available to insurance companies and attorneys representing both plaintiff and defendant. Mr. Curtis' services include site inspection, written reports, depositions, and trial testimony as needed. 

Areas of Expertise:

Mechanical Engineering Transportation Engineering Derailment / Railroad Accident Investigation Transit Systems Patents

Freight Cars Passenger Vehicle Design Railcars Rail Transit Standards Patent Infringement

View Richard Curtis' Consulting Profile.

Andrew W. Thomas is the founder of Collision Analytics, an ACTAR certified Motor Vehicle Crash Reconstructionist, and a licensed Illinois Private Investigator. He regularly instructs crash investigation and reconstruction courses throughout the United States and Canada for the Northwestern University Center for Public Safety.  Background Experience - Mr. Thomas has over 14 years of experience as an Illinois law enforcement officer and has attended nearly 1,000 hours of crash investigation and reconstruction training, ranging from pedestrian collisions to accessing and interpreting heavy vehicle event data recorders. Throughout his tenure, he has investigated over 200 major collisions involving all types of vehicles. Litigation Support - Mr. Thomas has worked in the public and private sector investigating numerous personal injury and fatal crashes and has been recognized by courts as an expert witness in crash reconstruction.

He currently leads a team of 7 investigators and 6 reconstructionists responsible for investigating all major crash investigations within unincorporated McHenry County, outside Chicago-land.

Since 2017, Collision Analytics has served clients as a full-service crash investigation and reconstruction company providing expert consultation, analysis, and testimony. Mr. Thomas' services are available to attorneys representing both plaintiff and defendant.

Serving Illinois, Indiana, Wisconsin, Iowa, Missouri, and Michigan, Collision Analytics has the equipment to retrieve electronic data and the experience to assess its impact on a case. Their services also include survey and drone scene mapping, forensic vehicle examinations, courtroom exhibit preparation, and crash reconstructions including electronic, GPS, and cellular phone data.

Areas of Expertise:

Collision Investigation & Reconstruction Bicycles Pedestrians Motorcycles Passenger Vehicles / Light Trucks Commercial Vehicles Off-road Vehicles Farm Vehicles Trains GPS

Drone Scene Mapping Cellular Phone Data Fraud Investigation Crash Data (Black Box) Retrieval Forensic Mapping Seat Belt Examination Tire Failure Analysis Commercial Vehicle Braking Systems Photogrammetry Video Analysis

Peter J. Sullivan is a World Class Certified ASE Technician and ASE Certified Master Technician in Heavy Duty Truck, Passenger Car / Light Truck, Collision Repair, and Machinist, (National Institute for Automotive Service Excellence). He has over 35 years of technical, academic, operational, and managerial experience in the private and commercial transportation, heavy equipment, marine, and recreational vehicle industries.

Mr. Sullivan has extensive experience performing vehicle inspections and downloads of event data recorders and electronically stored information (ESI), including analysis, validation, testing, and preservation on almost all makes and models of vehicles and equipment.

Litigation Support - Mr. Sullivan utilizes his comprehensive legal, technical, and FMCSA / DOT knowledge to specialize in:

Product Defect Cases Driver or Motor Carrier Compliance Electronic Engine Control (ECM) Electronic Throttle Control Electronic Power Steering

Anti-Lock Brake Supplemental Restraint Computerized Systems Closed-loop Systems Hydraulics

He and his team perform accident site and vehicle inspections, perform data downloads, including analysis, on most all makes and models of vehicles and equipment, reconstruct accidents, perform exemplar and product testing, metallurgical testing, fluid analysis, and CMV driver and motor carrier compliance analysis. His primary areas of expertise include medium duty / heavy duty truck, hy-rail, light duty car / truck, motorcycle, ATV, marine, heavy equipment, machinery, tire, bicycle, commercial motor carrier safety and DOT compliance, and commercial motor vehicle driver / operator qualification and compliance, and job site safety.

Mr. Sullivan's services are available to counsel representing both Plaintiff and Defense. His litigation support services also include expert reports, depositions, and testimony for trial, OSHA, and governmental hearings.

View Peter Sullivan's Consulting Profile.