ANSI/ITSDF B56.1-2012 7.37.3 Work platforms (does not include operator platforms) shall comply with para. 7.37.1 and shall have (a) a 100 mm minimum height toe plate on all sides of the platform. The toe plate may be omitted at the access opening(s). (b) the floor of the platform located not more than 200 mm above the upper face of the supporting truck fork blade. (c) means to securely attach the platform to the lifting carriage or forks, and to prevent the lifting carriage or forks from pivoting upward. (d) means to correctly locate the platform centered laterally on the truck. (e) floor dimensions that neither exceed two times the load center distance listed on the truck nameplate, measured parallel to the longitudinal center plane of the truck, nor have a width greater than the overall width of the truck (measured across the load bearing tires) plus 250 mm on either side. (f) when controls for lift and lower are provided, means to render inoperative all operating controls other than those on the work platform when the controls on the elevating platform have been selected for use. Only one location of controls shall be capable of being operated at one time [with the exception of lowering means noted in para. 7.37.1(e)]. (g) an overhead guard manufactured in accordance with para. 7.29, when requested by the user. (h) the combined weight of the platform, load, and personnel not to exceed one-half of the capacity as indicated on the nameplate of the truck on which the platform is used. (i) the following information prominently indicated on the platform: (1) maximum load including personnel and equipment (2) weight of empty platform (3) minimum capacity of truck on which the platform can be used