Field Evaluation of Detection Control System leaves 72 percent fewer vehicles in the dilemma zone MethodologyA before and after study of crash data was used to evaluate the safety of the D-CS algorithm. The results were based on data for a 5-year "before" period and a 2-year "after" period,… Content type Benefit Date Posted 12/07/2015 Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09) Geolocation links Peoria, Illinois, United States | Fort Lauderdale, Florida, United States | San Antonio, Texas, United States | New Orleans, Louisiana, United States | Waco, Texas, United States