This Louisville 12 foot non-conductive fiberglass step ladder has a load capacity of 375lbs, rated ANSI Type IAA. This ladder is equipped with a heavy-duty gauge metal top, slip-resistant boot, inside spreader braces, heavy-duty gusset bracing, and double-rivet step construction. The Louisville FS1312HD step ladder meets or exceeds the safety standards set by ANSI, CSA, and OSHA.