NABCEP Workplace Safety and OSHA 5

Question 1

OSHA's 'Two-Block' or 'Two-Touch' rule for ladder safety requires that workers maintain at least how many points of contact with the ladder at all times?

Accepted Answer

Three

Answer

The 'three points of contact' rule requires two hands and one foot, or two feet and one hand, on the ladder at all times to prevent falls.

Question 2

A solar contractor must provide a written Hazard Communication program that includes all of the following EXCEPT:

Accepted Answer

Documentation of employee medical surveillance results

Answer

A written HazCom program requires a chemical inventory, labeling procedures, SDS access, and employee training—not medical surveillance records.

Question 3

Under OSHA 29 CFR 1926.95, when must an employer pay for employee PPE?

Accepted Answer

When PPE is required by an OSHA standard, except for some everyday-use items

Answer

Employers must pay for required PPE, with limited exceptions for everyday-use items like non-specialty safety-toe footwear and prescription eyewear worn off the job.

Question 4

When performing electrical work on a PV system operating above 50 volts DC, NFPA 70E classifies workers performing the task as:

Accepted Answer

Qualified electrical workers

Answer

NFPA 70E defines a 'qualified person' as one trained and knowledgeable about the construction and operation of equipment at or above 50 volts and trained to recognize and avoid hazards.

Question 5

A rooftop solar crew is working near a roof edge with a 15-foot drop. Which fall protection method provides the most reliable passive protection?

Accepted Answer

Guardrail system at the roof edge

Answer

A guardrail system is a passive, physical barrier that stops falls without requiring worker action, making it the most reliable passive fall protection.

(NABCEP) Certified North American Board of Certified Energy Practitioners Specialist Practice Test

(NABCEP) Certified North American Board of Certified Energy Practitioners Specialist Practice Test

NABCEP Workplace Safety and OSHA 5