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    • 13 Nov 2026
    • 12:00 - 14:00
    • Worldwide via Zoom
    • 1304
    Register

    19 MARCH UPDATE: 2026 THIS EVENT HAS BEEN POSTPONED. We apologize for the inconvenience, but this show has been postponed for reasons outside of our control. Matt has said he WILL bring this training to us at a later date, and I'll update everyone when that gets scheduled.

    Bendix Data Recorder

    DATE: Friday, 10 April 2026
    TIME: 12 noon - 2pm EST (GMT-5, or 9am-11am Pacific Time)
    COST: Free for NAPARS members;  $6 for non-members
    ACTAR: This event has been approved by ACTAR for 2 CEUs. Attendees should have the i-Attend app on their phone to sign in during the presentation.

    All attendees will be able to request an attendance certificate during the show.

    The show will be recorded and put in the Reference Library along with various supporting material.

    ABSTRACT: The Bendix Data Recorder in some heavy trucks is one of the best data systems out there! More details coming in due time.


    SPEAKER: Matt DiSogra is a familiar name to most folks working in the heavy vehicle Event Data Recorder (HVEDR) space. Not only has he given presentations at events around the country (including NAPARS), he instructs an SAE class specifically focussed on accessing and interpreting HVEDR data. He runs the EDR services at https://www.deltavinc.com/ We are excited to have him join us to discuss the BDR! 




    • 04 Dec 2026
    • 12:00 - 14:00
    • Worldwide via Zoom
    • 1498
    Register

    Tires and Wheels Involved in Crashes, PART 2

    DATE: Friday, 04 December 2026
    TIME: 12 noon - 2pm EST (GMT-5, or 9am-11am Pacific Time)
    COST: Free for NAPARS members;  $6 for non-members

    PRESENTER: Bill Woehrle

    ACTAR: This event will be submitted to ACTAR for CEU consideration. If approved, accredited attendees should be prepared with the i-Attend app on their phone to sign in during the show, per the guidance on their website: https://actar.org/ceu/earning 

    All attendees will be able to request an attendance certificate during the show.

    The show will be recorded and put in the Reference Library along with various supporting material.


    We covered the Wheel section back in June, and that show was recorded and is in the Zoom directory in the Reference Library. This event will pick up at Tire Failures. 


    TOPICS:

      • 1.     Wheel Failures (covered last time)
        • 1.1.  Wheel Separations (Wheel off incidents)
        • 1.2. Impact Failures
        • 1.3. Fatigue Failures
        • 1.4. FMVSS Wheel Marking Requirements
        • 1.5. Voluntary Performance Standards
      • 2.     Tire Failures
        • 2.1. Belt Separation Failures
        • 2.1.1.    Stress Failures
        • 2.1.2.    Fatigue Failures
        • 2.1.3.    Impact Ruptures
        • 2.2. Low (or no) Pressure Failures
        • 2.3. Wear Consequences
        • 2.3.1.    Treadwear Indicators
        • 2.3.2.    Traction
        • 2.3.3.    Relationship to Separations
        • 2.4. Tire Explosions
        • 2.4.1.    Bead Break
        • 2.4.2.    Rim Failures
      • 3.     The Tire Sidewall Story (“Sophisticated, Intended, and End Users”)
      • 4.     High Risk Wheel Positions for Tire Failures
        • 4.1. Truck Tires
        • 4.2. Passenger/Light Truck Tires
        • 4.3. Motorcycle Tires
      • 5.     Motorcycle Wheel Issues
      • 6.     Motorcycle Tire Issues

    SPEAKER: Our speaker will be Bill Woehrle. He has been handling tire inspections and investigations for more than 40 years. He has presented internationally, and authored training manuals on the topic. He has authored and co-authored tire-related SAE papers including "Analysis and Evaluation of the Damage and Durability Performance of Steel Belted Radial Ply Passenger Tires That Have Experienced Severe Impacts" (2012-01-0795), "Tire Traction - Matching Product & Test Technologies" (890102), and "Toward an International Standard for Measuring Energy Loss of Tires" (841239). He is the principal at Tire Forensics Investigations in Michigan ( http://tireforensics.com/ ), offering tire and vehicle inspection services to help clients understand how they relates to vehicle dynamics and crashes. 

    • 13 Apr 2027
    • 08:00
    • 15 Apr 2027
    • 17:00
    • Embassy Suites 1200 South Moorland Rd. Brookfield, Wisconsin 53005
    Register


    2027 Symposium on EDR Research and Training

    April 13th - 15th, 2027

    Location:  Embassy Suites
    1200 South Moorland Road
    Brookfield, Wisconsin 53005

    262.782.2900

    NAPARS is proud to continue sponsoring top-quality training around the country and the globe, by bringing the fourth Symposium on EDR Research and Training to Milwaukee, Wisconsin. Our host facility is the Embassy Suites by Hilton Milwaukee Brookfield, located approximately 33 minutes from the Milwaukee Airport (MKE).  The rooms there include breakfast and a manager's reception each evening.

    REGULAR ROOM RATES:

         Suite with one King Bed: $159/night

    https://urldefense.com/v3/__https:/www.hilton.com/en/attend-my-event/mkembes-947-6aeba9f1-084e-4ce0-acd4-6d91bd7ecef1/__;!!Dq0X2DkFhyF93HkjWTBQKhk!Sc-WQ-Ss3kwPbU4mHMzyMozQLCF9I3v-yVusAZLr_kauK355E6yzyu2sbxTOTMskCg7mDJyKeAXDJl77G8m0eDLrbwaU38jQyg$

    GOVERNMENT RATE: Limited Availability

    Suite with one King Bed: $110/night

    https://urldefense.com/v3/__https:/www.hilton.com/en/attend-my-event/mkembes-925-0cfaaf6b-cbbc-4d6a-ad16-5e4ee54b4f6d/__;!!Dq0X2DkFhyF93HkjWTBQKhk!Sc-WQ-Ss3kwPbU4mHMzyMozQLCF9I3v-yVusAZLr_kauK355E6yzyu2sbxTOTMskCg7mDJyKeAXDJl77G8m0eDLrbwZa-sLFZg$

    Bring your government credentials at check-in for the Government Rate

    I encourage everyone to make their reservations early as the Symposium has sold out every year. There will be more information forthcoming, as we add events and speakers.

    Brad Muir: Crash Data Specialists, LLC (https://www.cdr-trainers.com)

    Alan Moore: A.B. Moore Forensic Engineering (https://www.abmoore.com)

    Wesley Vandiver: Berla Corp. (Berla.Co)

    Nick Manz: (Toyota Canada)

    Lou Peck:  (Lightpoint)

    Don Floyd:  (Mecanica Scientific Services Corp. & Retired General Motors)

    Charles Getz:  (Delta-V)

    Lawrence Wilson: (Wilson Consulting LLC)

    Omar Kaayal:  (JS Held)

    Michael Weyde:  (Priester & Weyde Berlin, Germany)

    Shawn Harrington:  (Forensic Rock)

    Kent Boots (Kent E. Boots & Associates) & Sundar Nagarajan (Forensic Rock)

    Bill Rose: Bosch






    • 16 Apr 2027
    • Harley Davidson Museum 400 W Canal St Milwaukee, Wi 53203
    • 22
    Register

    Harley Davidson Museum and Vault Tour

    Available only to members attending the 2027 Symposium on EDR Research and Training

    To conclude another outstanding NAPARS Symposium, we are pleased to offer a special optional event on Friday, April 16, 2027, immediately following the Symposium on Event Data Recorder (EDR) Research and Training.

    Join your fellow members and reconstruction professionals for an exclusive behind-the-scenes experience at the world-renowned Harley-Davidson Museum in Milwaukee. This experience has been specially arranged for members attending the 2027 Symposium on EDR Research and Training only and includes access that few visitors have the opportunity to enjoy.

    Your experience will include:

    • Exclusive VIP Guided Tour
    • Full access to explore the Museum's exhibits
    • Private visit to the legendary Motorcycle Vault, home to some of Harley-Davidson's rarest and most historic motorcycles
    • A unique discussion and question-and-answer session with a Harley-Davidson Archivist, providing insight into the company's remarkable history, preservation efforts, and historic motorcycle collection

    You won't want to miss this special event, combining an in-depth tour with exclusive access to the Motorcycle Vault and a conversation with a curator or archivist.

    Date: Friday, April 16, 2027
    Time: 10:00 AM (Four Tours Start in 15-minute increments) (the event is being scheduled for the morning following the Symposium on Event Data Recorder (EDR) Research and Training)
    Location: Harley-Davidson Museum, Milwaukee, Wisconsin

    Transportation: Shuttlebus service from the hotel to the museum and back will be provided.

    This NAPARS experience is being offered to only 40 NAPARS members, who are attendees of the Symposium at a cost of only $50.

    ***Please note that you must be registered for the Symposium to take advantage of this special event, and all registrations are non-refundable.***

    We hope you'll join us for this unique opportunity to experience one of America's most iconic museums while continuing the conversations and professional relationships built throughout the symposium. We look forward to seeing you in Milwaukee!

    Sincerely,


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