INJURED WAS PULLING A TRAILING CABLE AROUND THE HIGH VOLTAGE CABLE SLED DURING A POWER MOVE WHEN HE SLIPPED IN A WATER HOLE AND EXPERIENCED PAIN IN HIS LOWER BACK AS HE TWISTED TO CATCH HIS BA LANCE. ORIGINAL DATE OF ACCIDENT 5/15/03, INJURED DID NOT BEGIN MISSING WORK UNTIL 7/16/03.