Abstract The development of subways in cities has provided great comfort to the citizens, but it brought adverse effects residents buildings adjacent subway lines. main are Structure Borne Noise (SBN) and Vibration (SBV), which identified as environmental challenges. In this research, extent seriousness SBV SBN annoyances people were investigated. This is made two steps; first a thorough field ...

An important cause for interior noise in vehicles is structure-borne sound from the engine. The vibrations of the source (engine) are transmitted to the receiver structure (the vehicle) causing interior noise in the vehicle. For this reason the engine is supported by rubber isolators for passive isolation in especially the high-frequency region. To make a good judgment of the characteristics of...