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▲ Check that the ground is sufficiently firm. Check also that the ground
is not undermined. Look out for sewers, cellars, excavations etc.
The outrigger legs must not be able to sink in.
▲ DANGER
On a slippery surface, for example because of frost :
Place chocks under the wheels.
▲ Check that the add-on lifting accessories are in good order!
Add-on lifting accessories are sometimes fitted on the crane (winch, jib)
or placed between the boom tip and the load (grapple, rotator).
Separate lifting accessories are connected to the standard load hook
(slings, chains, chackles etc).
▲ WARNING
Check that there are no obstacles
within the working range.
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