THE EE WAS ADJUSTING OUTRIGGERS ON SCAFFOLDING IN PREPERATION TO BEGIN REMOVING BRICK FROM THE WALLS OF A HIGH PRESSURE SPLASH TANK. ALTHOUGH FALL PROTECTION EQUIPMENT WAS ON SITE, THE EE IGNO RED COMPANY POLICY AND MODIFIED THE SCAFFOLD WITHOUT BEING TIED OFF. HE SLIPPED AND FELL 10 FEET, BRUISING AND SPRAINING HIS ENTIRE LEFT SIDE.