Objective TO ASSESS WHETHER THE COMBINATION OF NOISE AND VIBRATION IN CARS AFFECTS THE DRIVERS' VIGILANCE AND REACTIONS IN A WAY DIFFERENT FROM THE ADDITION OF EFFECTS PRODUCED BY EACH STIMULUS APPLIED ALONE. TWO LABORATORIES (INRETS, BRON AND IRO, GARCHES) COLLABORATE FOR SUBMITTING VOLUNTEERS TO A SERIES OF STIMULI : - NOISE ALONE AS REGISTERED IN CARS (AT 80 DBA). - VIBRATIONS ALONE AS MEASURED IN CARS. - COMBINATION OF NOISE AND VIBRATION AS ABOVE. INRETS MEASURES THE REACTIONS OF PERSONS WHO DRIVE EXPERIMENTAL CARS ALONG MOTORWAYS FOR MANY HOURS, RECORDING PHYSIOLOGICAL PARAMETERS AND REACTION TIMES AS WELL AS NOISE AND VIBRATIONS IN THE CAR ACCORDING TO THE DRIVING CONDITIONS. IRO MEASURES THE PHYSIOLOGICAL VARIABLES AND REACTIONS TIMES OF PERSONS EXPOSED TO THE STIMULI IN LABORATORY AND PERFORMING DRIVING TASKS IN CONDITIONS SIMULATED ON A TV SCREEN. THE COMPARISON OF THE RESULTS IN LABORATORY AND IN HIGWAY DRIVING CONDITIONS WILL ALLOW TO DETERMINE THE EFFECTS OF THE COMBINATION OF TWO STIMULI, COMPARED TO THE EFFECTS OF EACH STIMULUS APPLIED SEPARATELY AND ALONE. Programme(s) FP1-ENVPROT 4C - Multiannual research and development programmes (EEC) in the field of the environment - Protection of the environment -, 1986-1990 Topic(s) Data not available Call for proposal Data not available Funding Scheme CSC - Cost-sharing contracts Coordinator Institut de Recherches Orthopédiques EU contribution No data Address 104 boulevard Raymond Poincaré 92380 Garches France See on map Total cost No data Participants (3) Sort alphabetically Sort by EU Contribution Expand all Collapse all DIRECTION DES RECHERCHES DE RENAULT France EU contribution No data Address RUEIL-MALMAISON See on map Total cost No data Institut National de Recherche sur les Transports et leur Sécurité (INRETS) France EU contribution No data Address 109 avenue Salvador Allende 69675 Bron See on map Total cost No data Ministère de l'Environnement France EU contribution No data Address 14 boulevard du Général Leclerc 92524 Neuilly-sur-Seine See on map Total cost No data