EE CLAIMS THAT HE FELL OFF OF THE CAB PLATFORM OF A CATERPILLAR, MODEL IT38, FRONT-END LOADER. EE CLAIMS THAT HE DROVE THE LOADER THRU THE DRIVER THRU CAR WASH AND THEN WENT TO THE LUBE SHOP T O DROP OFF THE LOADER TO GET IT SERVICED. HE FURTHER STATES THAT AS HE WAS ABOUT TO DISMOUNT FROM THE LOADER, HE ATTEMPTED TO BRUSH OFF SOME LIME PEBBLES FROM THE TOP OF THE CAB WHEN HE SLIPP