Department of Road Accident Analysis

General information

The Department of Road Accident Analysis has its headquarters and main workshop in Kraków, as well as two branches, in Gdańsk and Poznań. The Department employs 17 persons – mechanical engineers specialising in automotive vehicles and medical doctors specialising in road accident medicine. They are all certified forensic experts. 9 persons hold a doctor’s degree (DSc or MD).

Head of Section

Jan Unarski, DSc, Eng.

Range of expertise provided

The expertise provided by the Department covers all types of road accidents together with all the related circumstances requiring a forensic expert opinion (for the needs of the administration of justice). Research projects are also carried out concerning road traffic, its safety, causes of collisions and accidents as well as accident reconstruction.

Main research areas:

  • obstacle visibility at night;
  • uncertainty of road accident reconstruction methods;
  • vehicle motion dynamics;
  • crash tests;
  • validation of computer simulation programs.

The Department also runs regular training courses for legal trainees, prosecutors and judges. Within the framework of cooperation with universities, Section staff give lectures at postgraduate courses: Expertise in Road Accidents (Kraków University of Technology) and The Psychology of Transport (Jagiellonian University, the University of Opole). International conferences on The Problems of Road Accident Reconstruction are also organised cyclically by the Department. Moreover, various publications are issued including books and scientific articles as well as a monthly titled Paragraph on the Road (Paragraf na drodze).

Research equipment:

  • DAO measurement platform;
  • XL Meter for deceleration measurement, M LS 110 for luminance measurement, Ultra Lyte LR for distance and velocity measurement;
  • high speed cameras,
  • computer reconstruction software including RWD, PC-Crash, HVE and others.

The most widely known books written by Department staff or with their contribution are:

  1. Road accidents – Vademecum for court experts (Wypadki drogowe - Vademecum biegłego sądowego). Wydawnictwo IES 2006),
  2. Fundamentals of road accident reconstruction (Podstawy rekonstrukcji wypadków drogowych), Wydawnictwa Komunikacji i Łączności, Warszawa 2008),
  3. PC-Crash – user’s guide, Wydawnictwo IES 2009.

The Department of Road Accident Analysis, its experts and staff are members of the EVU (European Association for Accident Research and Analysis) and the Road Accident Analysis Working Group of ENFSI (European Network of Forensic Science Institutes).

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