Case Study
Caltrans Queue Warning System (San Diego, CA)
Project Description Holiday Mall Traffic backs up onto the 805 and onto the 163 Highway and has been an issue in previous years. Steep hills and blind corners exacerbate the issue. Ver-Mac proposed two Queue Warning smart work zones to prevent rear end collisions. Traffic sensors were strategically placed along locations likely to experience the beginnings of the backups. Project Success Prevailing traffic conditions were transmitted to t