Serge JohnsonSerge Johnson works with TrafFix Devices.From the AuthorTraining & EducationWhy Training and Maintenance Are Critical for Roadside Crash Cushions and Safety SystemsTrafFix DevicesCrash cushions protect motorists and workers, but only when properly installed and maintained. Training, evolving DOT standards and field-ready resources are key to ensuring roadway safety.Page 1 of 1