S pecial edition "Citizen Car"


The "occupant protection" aspect



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The "occupant protection" aspect

Claude Tarrière, President of ITRA (Technical Institute for Accident Reconstruction)
This concerns the occupants of a car subjected to the classification of "community-friendly cars".
Euro NCAP, or the European New Car Assessment Programme (since 2002), set up on the joint initiative of administrations ("road safety" in France) and large European associations (ADAC in Germany), subjects each car to a series of three complementary crash tests and to specific impact tests.
The current president is Claes Tingwal from Sweden.
Two French vehicles are presented which have obtained the best ratings (5 stars): the Renault Modus and the Citroën C4.
Aspects covered by Euro NCAP


  • Frontal impact

  • Side impact

  • Pole test

  • Pedestrian impact (adult and child)

  • Protection of children tested by the efficiency of restraint devices proposed by each manufacturer

Only the first two tests are used for regarding occupant protection.



Frontal impact takes place against a fixed, deformable barrier at 64 km/h. The overlap of the obstacle by the car is only 40% of the car's width, which increases the severity of the impact in terms of the structure enduring.

Two dummies are used to represent the driver and front passenger. The Hybrid 3 type conforms to the best model recommended on an international level.

The instrumentation consists of 36 measurement channels for each dummy, i.e. 72 in total, to which six to nine channels must be added for each child dummy used in the back.

The entire process is completed with two accelerometers fixed to the non-deformed part of the vehicle, as well as 13 cameras to film the impact from different angles.







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