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ALI: American Ladder Institute

ALI, the American Ladder Institute, is made up of members from the US and Canada who are ladder manufacturers and manufacturers of ladder components. It was founded in 1947 and is a Chicago-based nonprofit association dedicated to promoting safe ladder use. ALI is the ANSI approved developer of safety standards for the ladder industry. Standards from ALI are available both individually, directly through the ANSI webstore, and as part of a Standards Subscription. If you or your organization are interested in easy, managed, online access to standards that can be shared, a Standards Subscription may be what you need - please contact us at: StandardsSubscriptions@ansi.org or 1-212-642-4980 or Request Proposal Price.

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ANSI ASC A14.3-2008

American National Standards for Ladders - Fixed - Safety Requirements

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. All parts and appurtenances necessary for a safe and efficient ladder shall be considered integral parts of the design.


ANSI ASC A14.3 / ANSI/ASSE A1264.1 - Safety requirements for Fixed Ladders and Workplace Surfaces Package

ANSI ASC A14.3 and ANSI/ASSE A1264.1

ANSI ASC A14.3 / ANSI/ASSE A1264.1 - Safety requirements for Fixed Ladders and Workplace Surfaces Package provides the safety requirements designed to prevent personal injuries which can occur in industrial or workplace environments. It also provides the requirements for the design, construction, and use of fixed ladders. ANSI ASC A14.3 / ANSI/ASSE A1264.1 - Safety requirements for Fixed Ladders and Workplace Surfaces Package includes:

 
     
  • ANSI ASC A14.3-2008
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  • ANSI/ASSE A1264.1-2017
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ANSI ASC A14.2-2017

Ladders - Portable Metal - Safety Requirements

The purpose of this standard is to provide reasonable safety for life, limb, and property. In order to develop an effective safety program, the standard may serve also as a basis for purchase requirements and for instructions in personnel training, and in the preparation of motivational/ instructional material such as safety practices, manuals, posters, and the like. This standard is also intended to provide the manufacturer, purchaser, and user of metal ladders with a set of performance and dimensional requirements against which a product may be compared. It is not the purpose of this standard to specify all the details of construction of portable metal ladders. The limitations imposed are for the purpose of providing adequate general requirements and testing methods needed for consistency.


ANSI ASC A14.7-2011

Safety Requirements 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.


ANSI ASC A14.2-2007

American National Standards for Ladders - Portable Metal - Safety Requirements

This standard prescribes rules governing the safe construction, design, testing, care and use of portable metal ladders of various types and styles. Ladder Types included are:

Duty RatingLadder TypeWorking Load (pounds)
Special DutyIAA375
Extra Heavy-DutyIA300
Heavy-DutyI250
Medium-DutyII225
Light-DutyIII200
Ladder styles include 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.
Note: Ladder type step stools are covered by A14.2. It is recognized that a step stool standard is under development. When the step stool standard is approved, A14.2 will no longer cover ladder type step stools.
These requirements are also intended to prescribe rules and criteria for labeling/marking of the kinds of portable ladders cited in this standard, but exclusive of furniture type step stools and special purpose ladders. These labeling/marking requirements do not apply to those situations where training, supervision, or documented safety procedures would be in conflict, or serve in lieu of, these labeling/marking requirements.


ANSI ASC A14.5-2007

American National Standards for Ladders - Portable Reinforced Plastic - Safety Requirements

This standard prescribes rules governing the safe construction, design, testing, care and use of portable reinforced plastic ladders of various Types and styles. Ladder Types included are:

Duty RatingLadder TypeWorking Load (pounds)
Special DutyIAA375
Extra Heavy-DutyIA300
Heavy-DutyI250
Medium-DutyII225
Light-DutyIII200
Ladder styles include 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.
Note: Ladder type step stools are covered by A14.5. It is recognized that a step stool standard is under development. When the step stool standard is approved, A14.5 will no longer cover ladder type step stools.
These requirements are also intended to prescribe rules and criteria for labeling/marking of the kinds of portable ladders cited in this standard, but exclusive of furniture type step stools and special purpose ladders. These labeling/marking requirements do not apply to those situations where training, supervision, or documented safety procedures would be in conflict, or serve in lieu of, these labeling/marking requirements.


ANSI ASC A14.5-2017

Ladders - Portable Reinforced Plastic - Safety Requirements

The purpose of this standard is to provide reasonable safety for life, limb, and property. In order to develop an effective safety program, the standard may serve also as a basis for purchase requirements and for instructions in personnel training, and in the preparation of motivational/instructional material such as safety practices, manuals, posters, and the like. This standard is also intended to provide the manufacturer, purchaser, and user of reinforced plastic ladders with a set of performance and dimensional requirements against which a product may be compared. It is not the purpose of this standard to specify all the details of construction of portable reinforced plastic ladders. The limitations imposed are for the purpose of providing adequate general requirements and testing methods needed for consistency.


ANSI ASC A14.4-2009

American National Standard Safety Requirements for Job Made Wooden Ladders

This safety standard prescribes minimum requirements and recommendations for the construction, design, installation, and use of job-made wooden ladders in order to minimize personal injuries. This standard does not cover portable manufactured or portable job-made ladders, permanent fixed ladders, or mobile-equipment ladders.


ANSI ASC A14.1-2007

American National Standards for Ladders - Wood Safety Requirements

This standard prescribes rules and establishes 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. Ladder Types included are:

Duty RatingLadder TypeWorking Load (pounds)
Extra Heavy-DutyIA300
Heavy-DutyI250
Medium-DutyII225
Light-DutyIII200
It does not cover step stools (furniture type), except laddertype step stools (see 6.4.4 for other exceptions). It also does not cover ladder accessories, including, but not limited to, ladder shoes, ladder levelers, ladder stabilizers or standoff devices, ladder jacks, or ladder straps and hooks, that may be installed on or used in conjunction with ladders.
Note: While ladder type stools are covered by A14.1, it is recognized that a step stool standard is under development. When the step stool standard is approved, A14.1 will no longer cover ladder type step stools. The new standard will be A14.11.
These requirements are also intended to prescribe rules and criteria for labeling/marking of the kinds of portable ladders cited in this standard, but exclusive of furniture type step stools and special purpose ladders. These labeling/marking requirements do not apply to those situations where training, supervision, or documented safety procedures would be in conflict, or serve in lieu of, these labeling/marking requirements.


ANSI ASC A14.8-2013

Safety Requirements for Ladder Accessories

This standard is for accessories used on individual ladders only and prescribes rules for governing the safe design, construction, and testing of accessories used in conjunction with a portable wood, metal or reinforced plastic ladder. This standard is limited to those accessories specifically defined


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