When were the Computerized Traffic Control Systems implemented?
” During the fall of 1982, 138 intersections in Kitchener and Waterloo were brought under computer control. A new system customized to meet the changing needs of the Region of Waterloo was installed in the summer of 1994. Traffic signals in the City of Cambridge have been under computer control since 1986. “What happens to the traffic signals if the computer fails?” If the central computer should fail, the traffic signals are still operational and there should not be a noticeable difference on the street because of a special feature called the Time Based Co-ordinator (TBC). A TBC unit is installed at each intersection and contains a copy of the signal timing plans. The TBC unit will control the operation of the traffic signals until the computer failure is corrected. This feature was exclusively designed for the Region of Waterloo to ensure minimal disruption to the motoring public. “Why does there appear to be good co-ordination on some streets and not on other streets?” Good co-ordin
