Safety Procedures Flashcards

Under OSHA general industry rules (29 CFR 1910.28), at what height is fall protection generally required on walking-working surfaces?

Answer: 4 feet

General industry requires fall protection at 4 feet or more above a lower level, while construction uses 6 feet.

What minimum strength must a personal fall arrest anchorage have for each attached worker when it is not designed by a qualified person?

Answer: 5,000 pounds

OSHA requires anchorages to support 5,000 pounds per employee, or twice the maximum arresting force when designed by a qualified person.

Under OSHA, what is the maximum free-fall distance allowed for a personal fall arrest system?

Answer: 6 feet

A PFAS must be rigged so the worker cannot free fall more than 6 feet or hit a lower level.

For an extension ladder used to reach a roof, how far should the side rails extend above the landing?

Answer: 3 feet

Side rails must extend at least 3 feet above the upper landing to give a safe handhold when getting on and off.

An extension ladder's working length to its top support is 20 feet. How far from the wall should its base be?

Answer: 5 feet

The 4:1 rule puts the base 1 foot out for every 4 feet of working length, so 20 ÷ 4 = 5 feet.

A technician must do a one-time, 20-minute task on a low-slope roof, 10 feet back from the edge. Which OSHA fall protection option is acceptable?

Answer: A designated area or other conventional fall protection

Under 1910.28(b)(13), work 6 feet to less than 15 feet from the edge can use a designated area when the task is infrequent and temporary.

What is the minimum top-rail height for a guardrail system under OSHA general industry rules?

Answer: 42 inches ±3 inches

Top rails must be 42 inches, plus or minus 3 inches, above the walking-working surface and withstand a 200-pound force.