NGI-Cranes-Part 03

Post on 13-Sep-2014

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7) Power to the Crane should be switched off when the Crane is left unattended.

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.

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.

11) The condition of the ground should be checked before lifting with a mobile crane and it should not approach close to excavations.

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.

Whilst work is in progress:Check that there is an up-to- to-date Test Certificate.

Check that the daily/weekly inspections are being carried out.

Ensure that the Crane is operating from planned / approved position

only.

Ensure that the correct Lifting Gear is being used.

Ensure that outriggers are being used,and are adequately supported.

Check that the safe load / radius indicator

is in working order.

Load

Indicator

Angle

Range of Capacity Boom

Length

Height

Radius

Radius

Overload indicators