High Accident Location (HAL) : A location that has experienced eight or more accidents within the previous three years and that has a "critical rate" of accidents greater than 1
Ilan Kelman (ed.), Vulnerability and Resilience Definitions and References, Version 2, 2007. http://www.islandvulnerability.org/docs/vulnres.pd f, (Vulnr and Resilience - Brit) {524}