How does OSHA define a wall opening?

How does OSHA define a wall opening?

An “opening” [in a wall/partition] is defined in §1926.500(b) as: a gap or void 30 inches (76 cm) or more high and 18 inches (48 cm) or more wide, in a wall or partition, through which employees can fall to a lower level.

How does OSHA define a hole?

OSHA’s construction fall protection rule, 29 CFR Subpart M §1926.500, defines these terms as follows: “Hole means a gap or void 2 inches (5.1 cm) or more in its least dimension, in a floor, roof, or other walking/working surface.”

What is the difference between a hole and an opening OSHA?

So according to OSHA, not only is the location of a hole different than an opening (walking surface vs. wall), but so is the physical size of the void into which – or through – a worker may fall.

What size opening requires a cover?

Every floor hole into which persons cannot accidentally walk (on account of fixed machinery, equipment, or walls) shall be protected by a cover that leaves no openings more than one (1) inch wide. The cover shall be securely held in place to prevent tools or materials from falling through.

What is considered a floor opening?

floor opening means an opening measuring 12 inches or more in its least dimension in any walking or working surface six feet or more above the lower level.

When should a wall opening be guarded?

Where there is a hazard of materials falling through a wall hole, and the lower edge of the near side of the hole is less than four inches above the floor and the far side of the hole more than five feet above the next lower level, the hole must be protected by a standard toeboard or an enclosing screen (either of …

Is a hole an opening?

A hole is an opening or hollow space in something.

Can you paint a ladder OSHA?

Place a ladder on boxes, barrels or other unstable bases. Move or shift a ladder with a person or equipment on the ladder. Use cross bracing on the rear of stepladders for climbing. Paint a ladder with opaque coatings.

How often must perimeter guardrail cables be flagged?

6′ intervals
Flagging must be present at a minimum of 6′ intervals with high-visibility material. Must have a smooth surface so an employee does not sustain a puncture, laceration, or possibly snag their clothing. The system is properly spliced or terminated at walls, columns and posts.

What is a wall opening?

wall opening means an opening in a wall from which there is a clear drop of six feet or more, and shall include openings giving access to yardarms, or block and tackle, doorways and other openings thirty inches or more in height and eighteen inches or more in width, the sill or lower edge of which is within eighteen …

What are the 2 types of protection for openings in floors or walls?

There are 2 basic fall protection systems: • Passive Systems – Fall Prevention – Guardrails, safety nets, floor covers, catch platforms, etc. Active Systems – Personal Fall Protection – Safety belts and body harnesses. Passive systems, such as guardrails, are the preferred system of fall protection.

Is a straw a hole or a tunnel?

Answer To How Many Holes Does A Straw Have? The mathematically correct answer is 1 hole. A straw is topologically the product of a circle, which has 1 hole, and an interval, which has 0 holes. So the straw has 1 hole.

How big is an opening in a wall?

An “opening” [in a wall/partition] is defined in §1926.500 (b) as: a gap or void 30 inches (76 cm) or more high and 18 inches (48 cm) or more wide, in a wall or partition, through which employees can fall to a lower level.

What does the law say about access openings?

Paragraph §1910.23 (a) covers floor openings, including access openings at the edge of a platform. Paragraph §1910.23 (b) covers wall openings and wall holes. Paragraph §1910.23 (c) covers the edges of open-sided floors and platforms, but not the access openings at the edge of the platform or through the floor.

How are access openings on a platform regulated?

Openings on platforms are regulated by different paragraphs of §1910.23. Paragraph §1910.23 (a) covers floor openings, including access openings at the edge of a platform. Paragraph §1910.23 (b) covers wall openings and wall holes.

How big is a hole in a wall?

a gap or void 30 inches (76 cm) or more high and 18 inches (48 cm) or more wide, in a wall or partition, through which employees can fall to a lower level. A “hole” [in a walking/working surface] is defined in §1926.500 (b) as: a gap or void 2 inches (5.1 cm) or more in its least dimension, in a floor, roof, or other walking/working surface.