NGI-Cranes-Part 03
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13-Sep-2014 -
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Transcript of NGI-Cranes-Part 03
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7) Power to the Crane should be switched off when the Crane is left unattended.
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Mobile jib Cranes present extra hazards in use. Particular points requiring attention include:
8) The travelling height of the Crane with jib lowered and raised should be marked on the Crane.
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9) Overhead obstructions or hazards should be clearly identified and marked with the maximum clearance height.
10) Care should be taken to ensure that no one is trapped by counter-balance weight, etc., as the crane slews.
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11) The condition of the ground should be checked before lifting with a mobile crane and it should not approach close to excavations.
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12) Tandem lifts should be avoided if possible. If they must be undertaken, it must be by a fully trained gang under the a Strict Control of a Competent Person.
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Whilst work is in progress:Check that there is an up-to- to-date Test Certificate.
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Check that the daily/weekly inspections are being carried out.
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Ensure that the Crane is operating from planned / approved position
only.
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Ensure that the correct Lifting Gear is being used.
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Ensure that outriggers are being used,and are adequately supported.
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Check that the safe load / radius indicator
is in working order.
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Load
Indicator
Angle
Range of Capacity Boom
Length
Height
Radius
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Radius
Overload indicators