Safety Procedures Flashcards

At what height does OSHA require fall protection for workers on scaffolds?

Answer: 10 feet

OSHA 1926.451(g)(1) requires fall protection for scaffold workers more than 10 feet above a lower level.

Scaffolds and scaffold components must be able to support their own weight plus what multiple of the maximum intended load?

Answer: 4 times

OSHA 1926.451(a)(1) requires each scaffold component to support its own weight and at least 4 times the maximum intended load.

What is the required height of the top rail of a standard guardrail system under OSHA construction rules?

Answer: 42 inches ± 3 inches

OSHA 1926.502(b)(1) requires top rails at 42 inches, plus or minus 3 inches, above the walking surface.

Covers placed over floor holes on a construction site must support at least how much load?

Answer: Twice the weight of employees, equipment, and materials that may be imposed on them

OSHA 1926.502(i)(2) requires hole covers to support at least twice the maximum intended load.

OSHA requires a stairway or ladder at points of access where there is a break in elevation of at least how much?

Answer: 19 inches

OSHA 1926.1051(a) requires a stairway or ladder wherever there is a break in elevation of 19 inches or more.

In a trench 4 feet or more deep, a means of egress such as a ladder must be placed so that no worker has to travel more than what lateral distance to reach it?

Answer: 25 feet

OSHA 1926.651(c)(2) requires egress within 25 feet of lateral travel for trenches 4 feet or deeper.

Trenches deeper than what depth require a protective system designed by a registered professional engineer?

Answer: 20 feet

OSHA requires excavations deeper than 20 feet to have protective systems designed by a registered professional engineer.