MASS Power Plant Safety 4

Question 1

What is the primary safety reason for monitoring carbon monoxide levels in a combustion area?

Accepted Answer

CO is a toxic, odorless gas that can cause poisoning

Answer

Carbon monoxide is colorless and odorless and can cause poisoning or death, so continuous monitoring is essential.

Question 2

When climbing a fixed ladder above a certain height, what fall protection is typically required?

Accepted Answer

A cage, ladder safety system, or personal fall arrest

Answer

Fixed ladders above the regulated height require a cage, ladder safety device, or personal fall arrest system.

Question 3

What is the danger of bypassing an interlock on rotating equipment?

Accepted Answer

It removes a safety stop that prevents access to moving parts

Answer

Interlocks stop equipment when guards are opened, and bypassing them exposes workers to dangerous moving parts.

Question 4

Why are eyewash stations and safety showers located near chemical handling areas?

Accepted Answer

To provide immediate decontamination after chemical exposure

Answer

Immediate flushing within seconds of chemical contact limits injury to eyes and skin.

Question 5

What is the correct response to a turbine vibration alarm exceeding safe limits?

Accepted Answer

Follow procedures to investigate and trip the unit if required

Answer

Excessive vibration can indicate mechanical failure, so operators must investigate and trip the unit if limits are exceeded.

MASS Test Practice Test