ANSI/ALI A14.4-2009


American National Standard (ASC) Safety Requirements for Job Made Wooden LaddersAmerican Ladder Institute / 10-Mar-2009 / 26 pages

This safety standard prescribes minimum requirementsand recommendations for the construction, design,installation, and use of job-made wooden ladders in orderto minimize personal injuries. This standard does notcover portable manufactured or portable job-made ladders,permanent fixed ladders, or mobile-equipment ladders.
The purpose of this standard is to provide reasonablesafety for life and limb during any construction ordemolition operation where conditions are not practicalor permit the erection of temporary stairs or ramps.This standard provides a guide for compliance withminimum required specifications when job-made woodenladders are being constructed for temporary access onconstruction and demolition operations.

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