OSHA Walking and Working Surfaces 3

Question 1

Which OSHA standard covers portable ladders in general industry?

Accepted Answer

1910 Subpart D

Answer

Subpart D of 1910 covers walking-working surfaces, including ladders in general industry.

Question 2

When using a portable straight ladder, it should be positioned so the horizontal distance from the base to the support equals about what fraction of the working length?

Accepted Answer

One-quarter

Answer

The 4-to-1 rule places the base one-quarter of the working length away from the wall.

Question 3

How many points of contact should a worker maintain when climbing a ladder?

Accepted Answer

Three points

Answer

Three points of contact (two hands and a foot, or two feet and a hand) keeps the climber stable.

Question 4

A fixed ladder that extends more than what height must generally be equipped with fall protection under the updated 1910.28 rule?

Accepted Answer

24 feet

Answer

Fixed ladders extending more than 24 feet require a personal fall arrest or ladder safety system under current rules.

Question 5

By what date must existing fixed ladders over 24 feet have a ladder safety or personal fall arrest system, replacing cages, under OSHA's phase-in?

Accepted Answer

November 2036

Answer

OSHA requires all such fixed ladders to have compliant systems by November 18, 2036.

OSHA Safety Certificate Practice Test

OSHA Safety Certificate Practice Test

OSHA Walking and Working Surfaces 3