BACK TO CATEGORIES Photo ID: 1440 (Click photo to view original size.) Category: Machine Guarding Hazard: Amputation Standard Violated: 1910.219(f)(3) 1910.219(c)(4)(i) Corrective Action: Provide a guard for the chain and sprocket. Cut off or guard the portion of the shaft that is extended too far. Description: The photo is of the table and chain drive mechanism used to feed wood to a gang saw.