ICY SURFACE & SNOWING OUTSIDE. EE WAS IN PROCESSOF WALKING TOWARDS THE BACKHOE TO FUEL IT UP. HESLIPPED ON ICE, TRIED TO CATCH HIMSELF, & SLIPPED AGAIN TWISTING HIS RIGHT KNEE. HE SAW DR 12/18 /01 WHO GAVE EE RELEASE TO WORK. KNEE CONTD TO HURT & EE WAS REF'D TO ANOTHER DR. 1/22/02. HE RET'D TO WORK WITH RESTRICTIONS: REF'D TO ANOTHER DR FOR 2ND OPINION 3/14/02 HAD SCOPE DONE &RTW