Air Brakes and Train Handling Rules - Alaska Railroad

0.50% 0.50%64 Train HandlingB. Slowing or Controlling Speed—Scenario 2Level GradeAscending GradeDescending GradeDynamic BrakeAvailableDynamic BrakeNot AvailableSlack BunchedSlack StretchedDirection of TravelWhen slowing or controlling speed under these conditions:1. If in power, gradually reduce the throttle to IDLE.2. At a sufficient distance from the restriction, make a minimumbrake pipe reduction and actuate.3. Make further split reduction(s) as needed and actuate.4. When the speed is controlled, release the automatic brakes.5. As the train brakes release, keep the locomotive brakes releasedunless they are needed to avoid severe slack changes.NOTE: Before attempting a running release, consider thetrain makeup and speed. You may need to stop completely orchoose an alternate braking method.64-30 ARRC Air Brakes and Train Handling Manual June 1, 1996