EE WAS PULLING THE FUEL HOSE TO A TANK ON AN AUGER. WHEN HE PASSED THROUGH A NARROW SPACE BETWEEN THE SCALE HOUSE AND AUGER HE TURNED & PULLED THE HOSE BACKWARD. IN DOING SO HE TRIPPED & FELL. THIS WAS REPORTED TO HIS SUPERVISOR THE NEXT DAY AS AN INCIDENT WITH NO LOST TIME OR MEDICAL TREATMENT. EE DID NOT REPORT UNTIL WORKERS' COMP CLAIM ARRIVED.