arterials
Streetsblog California
Study: High-Traffic Arterial Roads Reduce Quality of Life, Even Blocks Away
Seminal research by Donald Appleyard in the 1970s found the volume of traffic on a street affects quality of life for residents in profound and unexpected ways. For example, the amount of social contact people had with their neighbors was curtailed for those who lived on high traffic streets compared with those living on quieter streets. People even defined their "home area" much more narrowly if they lived on a busy road.
August 17, 2016