A transit signal priority system in Southampton, England reduced bus delay by 9.5 seconds/vehicle/intersection and increased delay for other traffic by 3.8 seconds/vehicle/intersection. FINDINGS The relatively high priority given to buses improved bus performance and reduced bus delay by 9.5 seconds/vehicle/intersection, however, because such a high level of priority was… Content type Benefit Date Posted 12/13/2005 Taxonomy (ARC-IT) Transit Signal Priority (PT09) Geolocation links Southampton, England