CTSP Aerial Lift Operations Safety 4

Question 1

Which type of aerial lift is specifically designed for tree care work and allows 360-degree continuous rotation?

Accepted Answer

Articulating knuckle boom with continuous rotation

Answer

Scissor lift

Answer

Telescoping aerial device

Answer

Personnel hoist

Question 2

Before entering the aerial lift work zone, what must a tree care crew establish?

Accepted Answer

A hazard communication plan and designated drop zone with cones or flagging

Answer

A minimum 10-foot perimeter fence around the truck

Answer

Radio contact with the nearest utility company

Answer

A written permit signed by the property owner

Question 3

What is the primary purpose of the boom's load moment indicator (LMI) or capacity chart on an aerial lift?

Accepted Answer

To warn the operator when the load and reach combination approaches the machine's tip-over limit

Answer

To measure the height of the work zone

Answer

To calculate the weight of removed wood debris

Answer

To display boom extension speed in feet per second

Question 4

A worker in an aerial lift bucket is struck by a falling branch and becomes unresponsive. The ground crew's first action should be:

Accepted Answer

Activate the ground controls to lower the bucket immediately

Answer

Climb the tree to reach the injured worker

Answer

Call 911 and wait for emergency services to arrive

Answer

Attempt to swing the boom to a lower position manually

Question 5

Which hazard is unique to aerial lift operations compared to conventional tree climbing?

Accepted Answer

Tip-over of the support equipment

Answer

Falling objects

Answer

Electric shock from power lines

Answer

Struck-by from branches

Question 6

How often must aerial lift operators receive formal training per OSHA and ANSI standards?

Accepted Answer

Every 3 years and whenever an operator is observed operating unsafely

Answer

Once at initial hire, no renewal required

Answer

Every 5 years or whenever a new lift type is introduced

Answer

Annually as a mandatory calendar requirement

Question 7

What is the minimum safe approach distance for an unqualified worker operating an aerial lift near 7,200-volt distribution lines?

Accepted Answer

10 feet

Answer

1 foot

Answer

2 feet

Answer

3 feet