Fall Protection Flashcards

What is the minimum D-ring breaking strength required for a full-body harness used in a personal fall arrest system?

Answer: 5,000 lbs

OSHA requires all PFAS hardware, including D-rings, to have a minimum breaking strength of 5,000 pounds.

Which roofing work scenario requires fall protection under OSHA's low-slope roof rules when the roof is less than 4:12 pitch?

Answer: Any work anywhere on the roof

On low-slope roofs, OSHA requires fall protection (guardrails, safety nets, or PFAS) for any work anywhere on the roof surface, not just near edges.

A self-retracting lifeline (SRL) differs from a standard lanyard primarily because it:

Answer: Automatically takes up slack and limits free fall

An SRL continuously retracts to remove slack and, upon sensing a sudden increase in speed, locks and limits free fall to inches rather than feet.

Under OSHA construction standards, what is the maximum height of the toe board required at open-sided floors and platforms?

Answer: 4 inches

OSHA requires toe boards to be at least 3.5 inches tall, but the standard commonly referenced minimum is 4 inches to prevent tools and materials from rolling off edges.

Which condition would make a portable ladder unsafe for use according to OSHA and NSC guidelines?

Answer: Rungs or steps are missing or cracked

Missing, cracked, or otherwise damaged rungs or steps create immediate fall hazards and disqualify a ladder from service until repaired or replaced.

What does the acronym 'ABC' stand for in the context of fall protection planning?

Answer: Anchorage, Body wear, Connector

The ABC hierarchy of a personal fall arrest system refers to Anchorage, Body wear (harness), and Connector (lanyard or SRL) — the three essential components.

When working from an aerial lift, workers must:

Answer: Wear a full-body harness attached to the manufacturer's anchor point

Workers in aerial lifts must wear a full-body harness connected to the manufacturer-designated anchorage point inside the bucket or basket.