National foreword

This British Standard is the UK implementation of EN ISO 14122‑1:2001+A1:2010. It is identical with ISO 14122‑1:2001, incorporating amendment 1:2010. It supersedes BS EN ISO 14122‑1:2001 which is withdrawn.

The start and finish of text introduced or altered by amendment is indicated in the text by tags. Tags indicating changes to ISO text carry the number of the ISO amendment. For example, text altered by ISO amendment 1 is indicated by .

Recommendations on the design aspects of industrial type stairs, walkways, platforms, fixed ladders and companionway ladders not addressed by this standard can be found in BS 5395‑3. Requirements for industrial type metal flooring, walkways and stair treads that are not addressed by this standard can be found in BS 4592‑1 to -5, which covers the following:

— Part 1: Specification for open bar gratings;
— Part 2: Specification for expanded metal grating panels;
— Part 3: Specification for cold formed planks;
— Part 4: Specification for glass reinforced plastics open bar gratings;
— Part 5: Specification for solid plates in steel, aluminium and glass reinforced plastics (GRP).

The UK participation in its preparation was entrusted by Technical Committee B/208, Stairs and walkways, to Subcommittee B/208/1, Stairs and walkways, Industrial stairs.

A list of organizations represented on this subcommittee can be obtained on request to its secretary.

This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.

Compliance with a British Standard cannot confer immunity from legal obligations.

This British Standard, having been prepared under the direction of the Sector Committee for Building and Civil Engineering, was published under the authority of the Standards Committee and comes into effect on 15 August 2001

Amendments issued since publication

Date	Comments
31 August 2010	Implementation of ISO amendment 1:2010 with CEN endorsement A1:2010

BS EN ISO 14122-1:2001+A1:2010

Safety of machinery. Permanent means of access to machinery - Choice of a fixed means of access between two levels

Published:

15 Aug 2001

Withdrawn:

30 Jun 2016