Lifting beams also known as spreader beams are used to assist in the hoisting process.
Design and construction of lifting beams.
Design and construction of lifting beams.
Some common profiles are shown in fig.
Lifting beams also known as spreader beams are used to assist in the hoisting process.
Design and construction of lifting beams.
The range of designs and capacities is therefore only limited by practicality.
Ricker pe aisc engineering journal fourth quarter 1991 and its updating to 2005 aisc manual of steel construction click here to download it.
Many sections are reported with the dimensioning verifications.
It is important to take care in selecting the right type of beam to be used and to plan the lift taking the following into account.
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Most erectors and riggers accumulate an assortment of lifting beams during the course of time.
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The design of lifting beams must meet specific calculation requirements per bth 1 to verify that the design will be safe and effective for its intended below the hook lifting application.
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By using bth 1 for designing lifting beams the different failure modes of the beam will be addressed and appropriate safety factors will be applied to the design dependent on the intended use or classification of the beam.
Lifting lug subjected to a vertical load.
Most erectors and riggers accumulate an assortment of lifting beams during the course of time.
Design and construction of lifting beams engineering journal american institute of steel construction vol.