scope:

This Guide applies primarily to selective pallet racks, although the principles set out in this Guide may be used when purchasing and using other types of racks, such as double-deep, push-back, drive-in and drive-through racks, cantilever racks, portable racks, rack-supported buildings, and stacker racks.

This Guide is limited to pallet racks made of steel that are typically constructed from cold-formed members and/or hot rolled structural sections.

This Guide is intended for persons who create specifications for, purchase, and use steel storage racks. In referencing this Guide, the users of steel storage racks will become aware of the considerations required to ensure that their rack installation meets the conditions of the work environment and user expectations.

This Guide does not apply to shelving.

This Guide is written in non-mandatory language. In this Guide, "should" is used to express a recommendation or that which is advised but not required, and "may" is used to express an option or that which is permissible within the limits of the Guide.