EE WAS WORKING IN THE BUNKER CHANGING SPRINGS & HANGERS ON 1 UNIT. AS HE ATTEMPTED TO LOWER THATUNIT TO THE BUNKER BASEMENT HE EXPERIENCED SOME BACK PAINS IN 10/2000 HE RECD MED TREATMENT FOR THIS INJURY WHICH DID NOT MEET THE REPORTING CRITERIA ON 2/1/01 HE BEGAN A SERIES OF PHY THERAPYTREATMENTS