A56 CPCS Articulated Dump Truck
Theory EXAM NEWEST 2025 ACTUAL
EXAM QUESTIONS AND CORRECT
DETAILED ANSWERS WITH RATIONALES
(VERIFIED ANSWERS) |ALREADY
GRADED A+||NEWEST VERSION
Give TWO examples of where the Work at Height regulations may apply to dump trucks. -
CORRECT ANSWER-1. Access / egress to the cab
2. Access / egress to the engine compartment
3. Access to the body
4. Body maintenance
On articulated dump trucks, steering is achieved by actuating a hydraulic ram (or rams) which is
controlled by turning the steering wheel.
a) How does the engine supply the oil flow and
b) what happens to the steering when the engine stops? - CORRECT ANSWER-a) The oil is
supplied by the oil pump driven by the engine
b) When the engine stops there is no steering
Where should the dump truck's Operator's Manual be kept and why? - CORRECT ANSWER-The
Operator's Manual should be kept inside the machine in a place where the operator has easy
access.
a) Give ONE advantage and
, b) TWO disadvantages of rear-mounted cameras. - CORRECT ANSWER-a) Allows the operator to
see directly behind the machine
b) 1. The camera has a limited view
2. The view can be blinded by the sunlight
What does the Health and Safety at Work Act require employers to do with regards specifically
to plant? - CORRECT ANSWER-The employer must ensure the plant is safe and maintained.
Using the Operator's Manual, state the cold-starting procedure for the machine. - CORRECT
ANSWER-
a) State the purpose of a retarder and
b) the possible consequences of not using it when required. - CORRECT ANSWER-a) The retarder
is a device that provides a partial braking effect on steep slopes
b) If it is not used then normal brakes have to be used which can cause a loss of grip on steep
slopes leading to loss of control
If a load has to be tipped on a slope, what may happen if the load is tipped downhill and why? -
CORRECT ANSWER-Weight transfer can cause the machine to tip rearwards due to the
movement of the centre of gravity
The operator has to use a new type of dump truck that they are unfamiliar with. What do
Regulations (i.e. PUWER 98) and other guidance require the operator to have? - CORRECT
ANSWER-The operator is required to have the correct instruction, training and up-to-date
information on that particular machine
What is the meaning of this hand signal (being demonstrated by the Tester)? - CORRECT
ANSWER-
Theory EXAM NEWEST 2025 ACTUAL
EXAM QUESTIONS AND CORRECT
DETAILED ANSWERS WITH RATIONALES
(VERIFIED ANSWERS) |ALREADY
GRADED A+||NEWEST VERSION
Give TWO examples of where the Work at Height regulations may apply to dump trucks. -
CORRECT ANSWER-1. Access / egress to the cab
2. Access / egress to the engine compartment
3. Access to the body
4. Body maintenance
On articulated dump trucks, steering is achieved by actuating a hydraulic ram (or rams) which is
controlled by turning the steering wheel.
a) How does the engine supply the oil flow and
b) what happens to the steering when the engine stops? - CORRECT ANSWER-a) The oil is
supplied by the oil pump driven by the engine
b) When the engine stops there is no steering
Where should the dump truck's Operator's Manual be kept and why? - CORRECT ANSWER-The
Operator's Manual should be kept inside the machine in a place where the operator has easy
access.
a) Give ONE advantage and
, b) TWO disadvantages of rear-mounted cameras. - CORRECT ANSWER-a) Allows the operator to
see directly behind the machine
b) 1. The camera has a limited view
2. The view can be blinded by the sunlight
What does the Health and Safety at Work Act require employers to do with regards specifically
to plant? - CORRECT ANSWER-The employer must ensure the plant is safe and maintained.
Using the Operator's Manual, state the cold-starting procedure for the machine. - CORRECT
ANSWER-
a) State the purpose of a retarder and
b) the possible consequences of not using it when required. - CORRECT ANSWER-a) The retarder
is a device that provides a partial braking effect on steep slopes
b) If it is not used then normal brakes have to be used which can cause a loss of grip on steep
slopes leading to loss of control
If a load has to be tipped on a slope, what may happen if the load is tipped downhill and why? -
CORRECT ANSWER-Weight transfer can cause the machine to tip rearwards due to the
movement of the centre of gravity
The operator has to use a new type of dump truck that they are unfamiliar with. What do
Regulations (i.e. PUWER 98) and other guidance require the operator to have? - CORRECT
ANSWER-The operator is required to have the correct instruction, training and up-to-date
information on that particular machine
What is the meaning of this hand signal (being demonstrated by the Tester)? - CORRECT
ANSWER-
