Free OSHA Crane Operation Controls & Signal Communication Questions and Answers

Question 1

What is the primary purpose of crane controls?

Accepted Answer

Control load movement

Answer

Monitor fuel efficiency

Answer

Turn off lights

Answer

Open crane cab

Question 2

What signal is used to stop crane movement immediately?

Accepted Answer

A raised arm with palm outward

Answer

Two short whistles

Answer

Pointing at the load

Answer

Thumbs up

Question 3

Who has the authority to give signals to the crane operator?

Accepted Answer

Designated signal person

Answer

Any employee

Answer

The project manager

Answer

Maintenance crew

Question 4

Why is standard hand signaling important on crane sites?

Accepted Answer

To ensure consistent commands

Answer

To reduce crane wear

Answer

To comply with fire codes

Answer

To speed up hoisting

Question 5

Which control moves the crane’s boom up and down?

Accepted Answer

Boom hoist lever

Answer

Swing lever

Answer

Load brake pedal

Answer

Speed throttle

Question 6

How should the operator respond if signals are unclear?

Accepted Answer

Stop crane movement

Answer

Continue carefully

Answer

Guess the intention

Answer

Use radio commands

Question 7

Which method is used when visibility is obstructed on site?

Accepted Answer

Two-way radios

Answer

Whistles

Answer

Flashlights

Answer

Written notes

Question 8

What is a key safety feature of most crane control panels?

Accepted Answer

Emergency stop button

Answer

Fan switch

Answer

Horn toggle

Answer

Crane seat adjuster

Question 9

Which of the following signals means 'lower the load'?

Accepted Answer

Arm extended down, fingers open and closed

Answer

Hand above head

Answer

Two hands waving

Answer

Clenched fist