EE AND ANOTHER EE WERE ON LADDERS REMOVING A LANCE FROM A KILN BURNER PIPE, USING PORTABLE SADDLE. THE LANCE SLID OUT OF THE SADDLE, KNOCKING EE OFF THE LADDER AND BOUNCING ON HIS RIGHT LEG. I T CAUSED A BRUISE TO HIS RIGHT ANKLE. THE LANCE WEIGHED LEG. IT CAUSED A BRUISE TO HIS RIGHT ANKLE. THE LANCE WEIGHTED APPROX. 200 LB HE WENT TO THE DR AND DIAGNOSED WITH CONTUSION TO R ANKLE