When the work conditions differ from the testing ones (as is the case of piling on
!
When the work conditions differ from the testing ones (as is the case of piling on
!
inclined surface) there should be undertaken the following measures:
inclined surface) there should be undertaken the following measures:
1) if the extraordinary conditions have a permanent character, to undertake
1) if the extraordinary conditions have a permanent character, to undertake
measures agreed with the surveyor and with the competent persons;
measures agreed with the surveyor and with the competent persons;
2) if the extraordinary conditions have a provisory character, use a stacker with a
2) if the extraordinary conditions have a provisory character, use a stacker with a
bigger admissible load or diminish the load.
bigger admissible load or diminish the load.
In case of descent circulation is obligatory to move the stacker in reverse direction
!
In case of descent circulation is obligatory to move the stacker in reverse direction
!
with the operator by the side of the stacker to avoid possible overturn.
with the operator by the side of the stacker to avoid possible overturn.
In the case of a stop (even a short one) it is recommended to lower the lifting group at
!
In the case of a stop (even a short one) it is recommended to lower the lifting group at
!
the minimum possible height and to take out the start key.
the minimum possible height and to take out the start key.
The stop in descent plane is to avoid; in case of necessity, turn the r wheel in a
!
The stop in descent plane is to avoid; in case of necessity, turn the r wheel in a
!
perpendicular position to the sense of movement and block the stacker with nails
perpendicular position to the sense of movement and block the stacker with nails
It is prohibited to stand in the vicinity of gates, passages, curves or places where the
!
It is prohibited to stand in the vicinity of gates, passages, curves or places where the
!
stacker could represent an obstacle for other transport means.
stacker could represent an obstacle for other transport means.
ABRUPT DEPARTURE, BRAKING AND DRIVING
ABRUPT DEPARTURE, BRAKING AND DRIVING
At an abrupt braking, the moment of overturn at the front rollers increases due to the
At an abrupt braking, the moment of overturn at the front rollers increases due to the
inertia force: if the load is in lifted position or it was risen without a maximum stability on
inertia force: if the load is in lifted position or it was risen without a maximum stability on
the lifting group a situation of potential fall of the material is created.
the lifting group a situation of potential fall of the material is created.
More is the acceleration and the deceleration give to the stacker during the load
More is the acceleration and the deceleration give to the stacker during the load
movement, more is the risk of overturn caused by the inertia force.
movement, more is the risk of overturn caused by the inertia force.
During the transport the load must be maintained at the lowest possible level (maximum
During the transport the load must be maintained at the lowest possible level (maximum
30 cm from the soil) and completely leaned on the head of the lifting group (see figure A
30 cm from the soil) and completely leaned on the head of the lifting group (see figure A
hereunder).
hereunder).
LEANING ON THE
LEANING ON THE
HEAD
HEAD
W12
GENERAL NORMS OF SAFETY
GENERAL NORMS OF SAFETY
LOAD TRANSPORT
LOAD TRANSPORT
YES
YES
Max 30 cm
Max 30 cm
11
11
Risk of the load fall
Risk of the load fall
NO
NO
UK11