Don't fall for another step ladder. Get the sturdy twin stepladder from Louisville instead. This 6 ft. fiberglass twin stepladder has 5 steps and a load capacity of 375 lb. Width measurements at the bottom come to 24". The spread at the base is 52". Added stability comes from the steps' ribbed tread. This product is a part of the FM1100HD series. With safety at the forefront, the ANSI type is IAA.