CSS Electrical Safety and LOTO 2

Question 1

Under OSHA 29 CFR 1910.147, which employees are authorized to perform lockout/tagout procedures?

Accepted Answer

Employees who have been trained and designated by the employer

Answer

Any employee who works near the equipment

Answer

Only licensed electricians

Answer

Supervisors and managers only

Question 2

What is the primary hazard addressed by the OSHA Lockout/Tagout standard (29 CFR 1910.147)?

Accepted Answer

Unexpected energization or startup of machinery

Answer

Fire caused by electrical shorts

Answer

Electrical shock from exposed wiring

Answer

Overloading of circuit breakers

Question 3

A tagout device used in place of a lockout device must meet which additional requirement?

Accepted Answer

Additional safety measures equivalent to the protection of a lock must be implemented

Answer

It must be red in color

Answer

It must be attached using wire rope

Answer

It must include a photo of the authorized employee

Question 4

What does 'stored energy' include in the context of LOTO procedures?

Accepted Answer

Electrical, hydraulic, pneumatic, mechanical, thermal, and gravitational energy

Answer

Only electrical energy stored in capacitors

Answer

Battery backup power only

Answer

Energy stored in fuel tanks

Question 5

How often must an employer conduct an inspection of energy control procedures under 29 CFR 1910.147?

Accepted Answer

At least annually

Answer

Monthly

Answer

Every 6 months

Answer

Every 2 years

Question 6

In a complex LOTO situation involving multiple energy sources, what is the correct sequence after isolating all energy sources?

Accepted Answer

Verify de-energization, then apply locks and tags

Answer

Attempt to start the machine to verify de-energization

Answer

Notify maintenance, then attempt restart

Answer

Apply locks and tags, then verify de-energization

Question 7

Which of the following situations is specifically EXCLUDED from the OSHA LOTO standard?

Accepted Answer

Cord-and-plug connected equipment where the plug is within sight and control of the authorized employee

Answer

Changing a conveyor belt

Answer

Hot work on energized electrical systems covered by NFPA 70E

Answer

Replacing hydraulic hoses on heavy machinery