EE STATED THAT HE HAD BEEN USING A 20LB SLEDGE HAMMER DURING A DRAGLINE OUTAGE ON 3-24-01 AND ON 3-26-01 AS HE STARTED TO RISE FROM A DREEPER, HIS BACK STARTED TIGHTENING UP HURTING AND CONTIN UED TO GET WORSE THROUGHOUT THE DAY. THIS CAUSEDHIM TO HAVE PROBLEMS WHILE STANDING, SITTING, AND BENDING OVER. THE DR CONCLUDED THAT HE HAS A LUMBAR STRAIN.