Questions With Complete Solutions
. On hoist-rope lifting equipment, how does the rope or line
length affect loads swings? Correct Answers The longer the
rope/line the slower the load will swing.
A 1-tonne webbing sling is attached to a load using a choke
hitch. What is the maximum weight the accessory is allowed to
lift? (Note. The tester may provide a different figure in order to
check understanding) Correct Answers 1 tonne minus the
weight of the choke hitch.
a) Name THREE different types of lifting accessories, and. b)
State ONE advantage of each compared to other types of
available lifting accessories. Correct Answers a) 1. Spreader
bar 2. Webbing slings 3. Plate clamps b) 1. Spreaders can reduce
the chain stress and balance long loads 2. Webbing slings are
suitable for irregular shaped loads 3. Plate clamps give superior
flat load grip
a) On hoist rope-equipped lifting equipment, how does the
number of lines or falls of rope affect the lifting capacity and b)
How is hoist speed affected when the number of lines (or falls of
rope) is reduced? Correct Answers a) Increasing the number of
lines can increase the lifting capacity (for a particular
configuration) b) Reducing the number of lines increases the
hoist speed
a) On mobile-type lifting equipment, what can apply loading or
pressure to the ground and. b) Name TWO ways that pressure
,can be reduced. Correct Answers a) Stabilizers or wheels b)
Increasing track and utilizing pads
a) On the lifting-capacity diagram chart within Section A40,
name component A and b) State its function. (You will receive a
lifting-capacity diagram at your test and you will have to
identify the component and say what is it used for.) Correct
Answers A40, name component A and State its function. Look
at "diagrams" on book
a) What determines the minimum distances that any part of plant
and machinery has to be kept from overhead electricity lines and
b) Explain why a distance should be kept? Correct Answers a)
The amount of voltage that runs through the electricity lines and
the support used for the electricity lines (wooden poles or metal
poles) b) Because the electricity can arch or jump gaps.
a) What does the safe working load (SWL), as stamped on
lifting accessories, indicate? b) What action should be taken if
the SWL is not marked on a lifting accessory? Correct Answers
a) The maximum load that can be lifted involving that particular
accessory b) Do not use that lifting accessory
a) What is meant by the rated (lifting) capacity of lifting
equipment and b) Who determines it? Correct Answers a) The
maximum allowed lift accordingly to the load centre b) The
manufacturer
a) What is the purpose of a Method Statement, lift plan and. b)
What is required of the slinger/signaller? Correct Answers a)
, Documentation providing safe method of working on a
particular task b) Compliance with the method statement
a) what is the type of sling shown in item B and On the lifting
capacity diagram chart within in Section A40: b) what is type of
hitch shown? Correct Answers You will receive a lifting-
capacity diagram at your test and you will have to identify the
component and say what type is.
a) Who is allowed to issue lifting accessory test certificates and
b) When are they issued? Correct Answers a) A competent and
authorised person. b) Following the testing
accessories for the lifting of slung loads? What needs to be
inspected on a quick-hitch coupler of an excavator if attaching
lifting Correct Answers Check if the locking system is in the
correct position and that the attachments are appropriate for the
size and weight of the load.
Before being guided by a signaller for a pick and carry duty,
what instruction should be given to the machine operator by the
signaller if they lose sight of each other? Correct Answers If
the machine operator loses sight of the signaller he should stop
immediately until visual contact is regained.
Before guiding and assisting the movement of mobile lifting
equipment that is being repositioned to carry out a new lifting
operation a) What should the marshaller/signaller ensure and b)
With whom? Correct Answers a) Inspection and examination
before use b) With an authorised and competent person