Question

under which circumstances must an employer provide a guardrail? select the 3 answer options that apply. around every floor hole into which a worker can accidentally walk around every open - sided platform, floor, or runway that is 4 feet or higher off the ground or next level anywhere there is a slip hazard regardless of height, if a worker can fall into or onto dangerous machines or equipment

Explanation:

Answer:

Around every floor hole into which a worker can accidentally walk
Around every open - sided platform, floor, or runway that is 4 feet or higher off the ground or next level
Regardless of height, if a worker can fall into or onto dangerous machines or equipment