Alberta Heavy Equipment Technician
First Period AIT Exam COMPLETE
QUESTIONS AND DETAILED SOLUTIONS
LATEST UPDATE THIS YEAR-JUST
RELEASED.pdf
Question 1
What is the primary purpose of a pre-use inspection on a mobile crane before
rigging a load?
• A) To ensure the load chart is visible
• B) To identify any structural damage or hydraulic leaks
• C) To calculate the total weight of the load
• D) To lubricate all moving parts
Correct ,,answer,,,: B
Rationale: A pre-use inspection catches safety hazards like cracks or leaks that could
cause catastrophic failure under load.
Question 2
Which type of sling is most resistant to abrasion and cutting but requires careful
inspection for broken wires?
, • A) Nylon web sling
• B) Wire rope sling
• C) Polyester round sling
• D) Chain sling
Correct ,,answer,,,: B
Rationale: Wire rope slings have high cut resistance, but individual wire breaks can
reduce strength.
Question 3
According to WHMIS 2015, which pictogram represents a gas under pressure?
• A) Flame over circle
• B) Gas cylinder
• C) Exploding bomb
• D) Health hazard
Correct ,,answer,,,: B
Rationale: The gas cylinder pictogram specifically indicates gases stored under
pressure, which can explode if heated.
Question 4
What class of fire extinguisher is appropriate for an electrical panel fire in a shop?
• A) Class A
, • B) Class B
• C) Class C
• D) Class D
Correct ,,answer,,,: C
Rationale: Class C extinguishers are rated for energized electrical equipment; using
water (Class A) risks electrocution.
Question 5
Who is responsible for the safe operation of lifting equipment?
• A) Occupational Health & Safety
• B) The equipment manufacturer
• C) Workers' Compensation Board
• D) The technician using the equipment
Correct ,,answer,,,: D
Rationale: The technician using the equipment is ultimately responsible for its safe
operation.
Question 6
What should a technician do before using a shop boom lift?
• A) Match lifting capacity of the boom and legs
• B) Extend boom to maximum reach
, • C) Extend one leg to maintain boom level
• D) Retract legs for extended clearance
Correct ,,answer,,,: A
Rationale: Matching lifting capacity of the boom and legs ensures safe operation and
prevents tip-over.
Question 7
What is the appropriate personal protective equipment when using a wire wheel?
• A) Safety glasses
• B) Full-face shield
• C) Leather apron
• D) Nitrile gloves
Correct ,,answer,,,: B
Rationale: A wire wheel can throw wires at high velocity; a full-face shield provides the
necessary protection for the entire face.
Question 8
Why should DOT 4 brake fluid be kept in a sealed container?
• A) It will evaporate
• B) It will absorb moisture
• C) It will absorb air
First Period AIT Exam COMPLETE
QUESTIONS AND DETAILED SOLUTIONS
LATEST UPDATE THIS YEAR-JUST
RELEASED.pdf
Question 1
What is the primary purpose of a pre-use inspection on a mobile crane before
rigging a load?
• A) To ensure the load chart is visible
• B) To identify any structural damage or hydraulic leaks
• C) To calculate the total weight of the load
• D) To lubricate all moving parts
Correct ,,answer,,,: B
Rationale: A pre-use inspection catches safety hazards like cracks or leaks that could
cause catastrophic failure under load.
Question 2
Which type of sling is most resistant to abrasion and cutting but requires careful
inspection for broken wires?
, • A) Nylon web sling
• B) Wire rope sling
• C) Polyester round sling
• D) Chain sling
Correct ,,answer,,,: B
Rationale: Wire rope slings have high cut resistance, but individual wire breaks can
reduce strength.
Question 3
According to WHMIS 2015, which pictogram represents a gas under pressure?
• A) Flame over circle
• B) Gas cylinder
• C) Exploding bomb
• D) Health hazard
Correct ,,answer,,,: B
Rationale: The gas cylinder pictogram specifically indicates gases stored under
pressure, which can explode if heated.
Question 4
What class of fire extinguisher is appropriate for an electrical panel fire in a shop?
• A) Class A
, • B) Class B
• C) Class C
• D) Class D
Correct ,,answer,,,: C
Rationale: Class C extinguishers are rated for energized electrical equipment; using
water (Class A) risks electrocution.
Question 5
Who is responsible for the safe operation of lifting equipment?
• A) Occupational Health & Safety
• B) The equipment manufacturer
• C) Workers' Compensation Board
• D) The technician using the equipment
Correct ,,answer,,,: D
Rationale: The technician using the equipment is ultimately responsible for its safe
operation.
Question 6
What should a technician do before using a shop boom lift?
• A) Match lifting capacity of the boom and legs
• B) Extend boom to maximum reach
, • C) Extend one leg to maintain boom level
• D) Retract legs for extended clearance
Correct ,,answer,,,: A
Rationale: Matching lifting capacity of the boom and legs ensures safe operation and
prevents tip-over.
Question 7
What is the appropriate personal protective equipment when using a wire wheel?
• A) Safety glasses
• B) Full-face shield
• C) Leather apron
• D) Nitrile gloves
Correct ,,answer,,,: B
Rationale: A wire wheel can throw wires at high velocity; a full-face shield provides the
necessary protection for the entire face.
Question 8
Why should DOT 4 brake fluid be kept in a sealed container?
• A) It will evaporate
• B) It will absorb moisture
• C) It will absorb air
