BS 7121-2-4:2013

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General
5 Personnel carrying out pre-use checks, in-service
   inspections, maintenance and thorough examinations
6 Pre-use checks and in-service inspections
7 Maintenance of loader cranes
8 Thorough examination of loader cranes
9 Overload testing and dynamic testing of loader cranes,
   and measurement of sink rate
10 Non-destructive testing of loader cranes to supplement
   thorough examination
11 Assessment of wire rope condition and discard criteria
Annexes
Annex A (informative) - Example of a pre-use checklist for
        a loader crane and for a lorry loader
Annex B (informative) - In-service inspection - Example of
        additional checks to be carried out in addition to pre-use
        checks, at intervals of 1 week to 1 month
Annex C (informative) - In-service inspection - Example
        of checklist for in-service inspections at intervals
        of 3 months to 6 months
Annex D (informative) - Example of an in-service inspection
        checklist for a loader crane attachment
Annex E (informative) - Stress concentration points in loader
        cranes
Bibliography

Provides recommendations for the pre-use checks, in-service inspection, maintenance, thorough examination (in service and following exceptional circumstances) and supplementary testing of loader cranes.

This sub-part of BS7121‑2 gives recommendations for the pre-use checks, in-service inspection, maintenance, thorough examination (in service and following exceptional circumstances) and supplementary testing of loader cranes.

This sub-part of BS7121‑2 also covers lifting accessories, attachments and interchangeable equipment that may be used in conjunction with loader cranes, such as brick grabs, muck grabs, augers, clamshells, pallet forks, wire rope hoists, fly jibs, magnets, vacuum lifters, manipulators, integrated man baskets and spreaders.

This sub-part of BS7121‑2 is applicable both to lorry loaders and to loader cranes used in other situations.

This sub-part of BS7121‑2 does not cover the stability testing and certification immediately following installation of loaders cranes on vehicles, or in static locations. This is covered by BSEN12999.

This sub-part of BS7121‑2 is not applicable to lorry loaders or loader cranes on marine and other water-borne vessels.