HE WENT TO MOVE A ROCK OFF THE ROADWAY. HE WAS ON HIS KNEES. LEFT FOOT NEAR THE DRILL POT. RIGHT FOOT NEAR THE RIB. ROCK WAS BETWEEN HIS KNEES HE USED 1 HAND TO LIFT ROCK, THE OTHER FOR LEVERA GE. HE HIT THE DRILL POT DOWN LEVER & SET IT DOWN ON HIS TOE.