Rules For Backing Back only when necessary. Get Out And Look (GOAL). Back immediately, scanning area constantly. Minimize the back/ Back to the driver side/ sight side. Back at idle speed and sound horn every three seconds. Yard Control ONLY certified employees are allowed on the yard outside designated walkways and break areas. ONLY certified employees wear a reflective vest when working in the yard. ONLY certified employees place an orange cone when working in the yard. ALL employees must use the pedestrian doors to enter and exit buildings. ALL employees on break are required to remain in the designated break areas. Employees driving vehicles in the yard must obey speed limit and wear a safety belt. Vehicles must have operable headlights, hazard lights or reflective material, providing 360 degrees of visibility. Employees driving vehicles in the yard are required to take ignition keys with them whenever they leave the vehicle.