Tyre Ripper controls the unauthorized, defiant vehicles by stabbing their tyres; thus rendering them ineffectual. The rippers are driven by an electromechanical drive unit and controlled by micro-controller. When the spikes are in "upï position, they will puncture the all the tyres of vehicle, attempting to gain a forced entry into the secured area. However, when these spikes are in sleeping position, the driveway is free for the passage of vehicles.