9.4.1. Stabiliser system and ground conditions
Always:
• Make sure that the ground can support the load that
the stabiliser leg imposes on the ground.
(*)
• Make sure that the ground is not undermined.
• Use the extra support plates that are large and firm
enough for your crane model.
The maximum permitted ground inclination under
the stabiliser leg plate is 5º.
(*) The maximum load that the stabiliser leg can impose on the ground:
Jonsered
P (kN)
1100R, 1300R, 1088S, 1188S, 1420S, 1250Z, 1400Z, 1500Z
165
Separate stabiliser beam
B5500
P (kN)
ET450
P (kN)
SY550
P (kN)
1620Z
165
220
355
2490S, 2850S, 2640Z
220
355
NOTE
Sign that shows the maximum force that the stabiliser
legs can apply to the ground.
Starting crane operation
Jonsered 1188S CE
59