MINER TRAVELING DOWN A RAMP IN A F.E.L., HE LOST CONTROL AND WENT OVER A BERM, SLID 18'DOWN THE SIDE OF THE RAMP AND ROLLED ONTO THE TOP. THE MINER'S LEG WAS CAUGHT UNDER THE SEAT, TWISTING TH E LEG AND DISLOCATING THE HIP. CONDITIONS WERE CLEAR AND DRY.