Codes & Standards
News & Updates
American Ladder Institute releases updated A14.7 standard
By Alyssa Dalton
March 22, 2012 – The American Ladder Institute (ALI) has released the updated A14.7 standard, which provides technical specifications for mobile ladder stands and mobile ladder stand platforms. The standard prescribes rules for mobile ladders, also referred to as rolling ladders, which are primarily used in the workplace and are generally purchased to perform a specific task. This revision replaces A14.7 2006 and includes new and/or enhanced definitions, testing protocols and user requirements; revised drawings; and an expanded label/marking section.
AMERICAN LADDER INSTITUTE (ALI)