OSHA Machine Guarding Requirements 2

Question 1

Under OSHA 1910.212, at what point on a machine must a guard prevent the operator from having any part of the body in the danger zone?

Accepted Answer

At the point of operation

Answer

Only at the power source

Answer

Only during maintenance

Answer

At the machine's on/off switch

Question 2

A worker asks whether a guard can be removed briefly to clear a jam while the machine is running. What is the correct action?

Accepted Answer

Shut down and lock out the machine first

Answer

Remove the guard quickly

Answer

Reach around the guard carefully

Answer

Ask a coworker to hold the guard

Question 3

Which type of hazard is created by gears, rollers, or belt-and-pulley combinations moving toward each other?

Accepted Answer

In-running nip point

Answer

Cutting hazard

Answer

Shear hazard

Answer

Impact hazard

Question 4

What is the primary purpose of an anti-restart (magnetic) motor control after a power loss?

Accepted Answer

To prevent the machine from restarting automatically when power returns

Answer

To save electricity

Answer

To speed up the motor

Answer

To bypass the guard

Question 5

A guard on a table saw is designed so material can pass through but a finger cannot reach the blade. This illustrates which guarding principle?

Accepted Answer

Maximum opening safe distance

Answer

Interlocking

Answer

Two-hand control

Answer

Presence sensing

Question 6

Which safeguarding device stops the machine if the operator's hands enter the danger zone during the cycle?

Accepted Answer

Presence-sensing device

Answer

Fixed barrier guard

Answer

Warning sign

Answer

Color-coded paint

Question 7

Who is responsible for ensuring machine guards are in place and functioning before operation?

Accepted Answer

The employer

Answer

OSHA inspectors only

Answer

The equipment manufacturer only

Answer

No one specifically