Elevating platforms whether they are Maintenance Platforms or Orderpicking Platforms comply with ANSI requirements. Based on 7.37.1 from ITSDF B56.1-2005:
"Platforms used for elevating personnel shall have
(a) a slip resistant floor surface
(b) a minimum floor space of 450 mm x 450 mm for each platform occupant.
(c) protection for personnel in their normal working position on the platform from moving parts of the truck that represent a hazard.
(d) restraining means such as a guard rail or a means for securing personnel such as a body belt or lanyard, whenever the platform can be elevated to a height greater than 1200 mm."