Firefighter Ladders, Ropes, and Knots 2

Question 1

What is the proper climbing angle for a ground extension ladder?

Accepted Answer

75 degrees

Answer

A 75-degree angle provides the safest balance between stability and ease of climbing.

Question 2

Which knot is best for hoisting a tool with a closed handle, such as an axe?

Accepted Answer

Clove hitch with a half hitch

Answer

A clove hitch finished with a half hitch secures and controls long-handled tools during hoisting.

Question 3

What does the term 'beam' refer to on a ground ladder?

Accepted Answer

The main structural side rails

Answer

The beams are the two main side rails that support the rungs and the climber's weight.

Question 4

When raising a ladder near electrical wires, the firefighter should primarily be concerned about which type of ladder?

Accepted Answer

Aluminum (metal) ladders

Answer

Aluminum ladders conduct electricity and pose a severe electrocution risk near power lines.

Question 5

How far should a ladder extend above a roof line to provide a safe egress point?

Accepted Answer

About 5 rungs (3-5 feet)

Answer

Extending about 3-5 feet (roughly five rungs) above the roof gives a stable handhold for climbing on and off.

Firefighter Practice Test