BS EN ISO 14122-4 PDF

This second edition cancels and replaces the first edition (ISO ), which has been technically revised. It also incorporates the Amendment ISO. Annex A of BS EN ISO provides examples of changes that can be BS EN ISO Safety of machinery – Permanent means of access to. Procter Machine Guarding has published a new White Paper that explains the requirements laid down in the edition of BS EN ISO

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Who is this standard for? Free Machine Accident Isl Kit To help companies meet their statutory obligations and prevent future accidents. If an anti-climb device is fitted to a ladder, a written warning or audible signal is not adequate for access control. Machine manufacturers small, medium and large enterprises Health and safety bodies regulators, accident prevention organizations, market surveillance, etc.

Procter Machine Guarding believes that its fn White Paper is the most comprehensive guide to ISO parts 1 to 4 that has been published to date, and certainly the versions.

Clause 5 lists the general requirements for design and construction of means of access. I accept the privacy policy.

If the designer chooses to verify the safety requirements by calculation, the information relating to the test methods must be taken into account so that the two verification methods are comparable. Clause 7Specific requirements applicable 14122–4 guard-railsstates that guard-rails shall be installed when the height of the possible fall exceeds mm, if the gap between the platform and machine structure exceeds mm or if the protection provided by the structure is not equivalent to a guard-rail.


Please download Chrome or Firefox or view our browser tips. Part 1 contains useful definitions, such as those for fixed ladder, stepladder, stair and ramp essentially the differences relate to the angle of pitch, and ladders have rungs whereas stepladders and stairs have steps.

Annex C lists the significant technical changes between ISO Note that subclause 6. It will be used by: Furthermore, although the standard is not applicable retrospectively, anyone 41122-4 is concerned about the adequacy and safety of an existing permanent means of access will also benefit from reading the White Paper.

If guard-rails are being installed alongside eh or walkways, Part 3 will have to be used in conjunction with Part 2 as well. Our site requires cookies to function, click here for more information Ok, thank you.

White Paper explains machinery safety standards BS EN ISO – Procter Machine Safety

As with guards, when considering means of access the first approach should be to design-out the risks. Annex B informative illustrates the main dimensions of a fixed ladder equipped with a safety cage. Accept and continue Learn more about the cookies we use and how to change your settings.

More about your enquiry. Another point to note from the definitions is that handrails must be rigid, which excludes the use of ropes, chains or cables. For the purposes of BS EN ISOpermanent means of access are working platforms, walkways, stairs, stepladders, guard rails and fixed ladders.

BS EN ISO 14122-4:2016

Following on from the above, subclause 6. Search all products by. Click to learn more. However, the scope of the standard specifically excludes powered means of access lifts, escalators or other devices designed to move persons between levels. 14122-44 clause goes on to provide details of how to test guard-rails and the steps of a stair.


Free Ergonomics Guidance European Commission publication Guidance on the application of the essential health and safety requirements on ergonomics.

The previous editions cease to provide a presumption of conformity to the Machinery Directive on 31 December However, great care should be taken with ribbed ramps, bearing in mind that subclause 4. It may seem strange that permanent means of access to machinery are related to machine guarding but, in fact, they are.

The faster, easier way to work with standards. Readers who are concerned about what changes might occur in relation to standards once the UK leaves the European Union can rest assured that it is unlikely that there will be any change here because BS EN ISO is equivalent to the international standard and it is all but inconceivable that the UK would cease to use this. Clause 5Specific requirements of ladder systemsprovides extensive information relating to ladder design, including the profiles and dimensions of rungs round rungs are not permitted.

White Paper explains machinery safety standards BS EN ISO 14122

When most people refer to stepladders they probably mean a short ladder with folding legs that enable it to be free-standing. As well as applying to rigidly attached means of access, the standard also applies to non-powered adjustable or movable parts such as sliding or folding ladders. This is Part 4 in a series of four bz standards which define general requirements for safe access to machinery.