5. Beams
5.1 Definition
Lifting beams are designed to connect a load to a hoist by means of one or more beams fitted with hooks, suction pads or magnets.
Spreader beams are used to handle long, bulky, flexible and very heavy loads.
Depending on the different loads to be picked up, the spreaders can be :
single-beam ;
H"-shaped (a main beam surmounted by several crossbeams);
cross-shaped (two fixed or rotating cross-beams) ;
in a frame (square or closed rectangle) ;
top-hung by ring or sling ;
with fixed or adjustable lower points....
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Beams
Bibliography
INRS (Institut national de recherche et de sécurité) publications
ED 518 – Safety in the use of light manual handling tools and equipment
ED 389 – The slinger's handbook.
Publications OPPBTP (Organisme professionnel de prévention du bâtiment et des travaux publics)
— Practical manual no. 18 – Ropes – cables – chains
— Practical manual...
Main regulatory texts
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European directives
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Design
Directive 98/37/EC of June 22, 1998 (incorporating Directives 89/392/EEC, 91/368/EEC, 93/44/EEC and 93/68/EEC) – "Machinery" Directive
Directive 89/336/EC of May 3, 1989 – "Electromagnetic Compatibility" Directive
Directive 92/31/EC of April...
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Standardization
French standards Afnor (NF) and European standards CEN (EN)
Slings
- – Slings (definitions) – classification – slinging methods) - NF E 52‐150 : - décembre 1986
- – Recommendations for some slinging methods - NF E 52‐151 : - décembre 1981
- – Flat slings made of woven webbing and chemical textiles - NF G 36-030 : déce - mbre 1986
- – Round and flat textile slings - NF...
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