Historical
ANSI ASC A14.7-2006
American National Standard for Mobile Ladder Stands and Mobile Ladder Stand Platforms
This standard prescribes rules and requirements governing the proper design, construction, testing, care, use, and maintenance of mobile ladder stands and mobile ladder stand platforms including labeling /marking of these units.
It excludes special purpose units that do not meet the general requirements of this standard.
American Ladder Institute [ali]