ALI A14.7
AL A147 2011-JAN-01 Moble Ladder Stands and Moble 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.
Purpose
The purpose of this standard is to provide reasonable safety for life, limb, and property by establishing requirements for the design, construction, testing, care, maintenance, and use of mobile ladder stands and mobile ladder stand platforms.
It is not the purpose of this standard to specify all the details of construction of mobile ladder stands and mobile ladder stand platforms. These criteria are for the purpose of providing adequate general requirements and testing methods needed for consistency.