From: american society of safety engineers [mailto:membermail@members.asse.org]
Sent: Friday, August 03, 2007 10:46 PM
To: George Pearson
Subject: New - A14 Ladder standards package

A14.1-1994

This standard prescribes rules and establises minimum requirements for the construction, testing, care, and use of the common types of portable wood ladders described herein in order to ensure safety under normal conditions of usage. It does not cover step stools (furniture-type), except ladder-type step stools (see 6.4.4 for other exceptions), nor does it cover ladder accessories, including, but not limited to, ladder shoes, ladder levelers, ladder stabilizers or stand-off devices, ladder jacks, or ladder straps and hooks, that may be installed on or used in conjunction with ladders.

A14.2-1990

This standard prescribes rules governing the safe construction, design, testing, care, and use of portable metal ladders of various types including, but not limited to, ladder-type step stools, portable extension, step, trestle, articulated, combination, single, and platform ladders, but excluding ladders in and on mines, the fire services, mobile equipment, hoisting equipment, work platforms, antenna communications towers, transmission towers, utility poles, and chimneys. It does not cover special-purpose ladders that do not meet the general requirements of this standard, nor does it cover ladder accessories, including, but not limited to, ladder levelers, ladder stabilizers or stand-off devices, ladder jacks, or ladder straps or hooks, that may be installed on or used in conjunction with ladders.

A14.3-1992

This standard prescribes minimum requirements for the design, construction, and use of fixed ladders, and sets forth requirements for cages, wells, and ladder safety systems used with fixed ladders, in order to minimize personal injuries. This standard is intended for application to the types of structures depicted and described in the standard, i.e., buildings, wells, and shafts.

A14.4-1992

This safety standard is intended to prescribe minimum requirements for the construction, design, installation, and use of job-made wooden ladders in order to minimize personal injuries. Job-made ladders are heavy-duty in nature and are custom-made to fit specific job situations during construction or demolition operations. They are temporary in nature and serve only until a particular phase of work is completed or until permanent stairways or fixed ladders are ready for use.

A14.5-1992

This standard prescribes rules governing the safe construction, design, testing, care, and use of portable reinforced plastic ladders of various types including, but not limited to, ladder-type step stools, portable extension, step, trestle, sectional, combination, single, platform, and articulating ladders, but excluding ladders in and on mines, the fire services, mobile equipment, hoisting equipment, work platforms, antenna communications towers, transmission towers, utility poles, and chimneys. It does not cover special-purpose ladders that do not meet the general requirements of this standard, nor does it cover ladder accessories including, but not limited to, ladder levelers, ladder stabilizers or stand-off devices, ladder jacks, or ladder straps or hooks, that may be installed on or used in conjunction with ladders.

A14.7-1991

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.

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