Objective THE EFFECT OF ACCELERATED AGING AND VIBRATIONS ON INSULATION IN DIFFERENT TYPES OF WALLS IS BEING STUDIED. AGING IS SIMULATED BY A SERIES OF CYCLES WITH A SUDDEN CLIMB OF THE WALL TEMPERATURE TO 70 DEGREES C, WHICH IS THEN KEPT CONSTANT FOR 3 HOURS AND IS FOLLOWED BY RAPID COOLING TO 15 DEGREES C. VIBRATIONS ARE INDUCED VERTICALLY AND SIMULATE THE SPECTRUM AND INTENSITY OF VIBRATIONS CAUSED BY ROAD TRAFFIC. THE FOLLOWING TYPES OF WALLS ARE BEING INVESTIGATED : - HEAVY CONCRETE WITH INSULATING MATERIAL (FIBROUS OR EXPANDED PLASTIC FOAM PANELS). - LIGHTWEIGHT CONCRETE WITH INSULATING MATERIAL (FIBROUS OR EXPANDED PLACTIC FOAM PANELS). - CLAY BRICK WITH INSULATING MATERIAL (FIBROUS OR GRANULATED OR EXPANDED PLASTIC FOAM PANELS) OR WITHOUT INSULATING MATERIAL. - POROUS CLAY BRICK WITH INSULATING MATERIAL (FIBROUS OR GRANULATED OR EXPANDED PLASTIC FOAM PANELS) OR WITHOUT INSULATING MATERIAL. - TWO DIFFERENT TYPES OF INSULATED METAL PANELING. Programme(s) PRE-ENNONUC 2C - Energy research and development programme (EEC), 1979-1983 Topic(s) Data not available Call for proposal Data not available Funding Scheme Data not available Coordinator Istituto Sperimentale per l'Edilizia EU contribution No data Address 00100 Roma Italy See on map Total cost No data