What are the two types of confined spaces?

Asked by: Jesse Chao

Confined spaces are usually broken down into two groups: Non-Permit and Permit. Permit confined spaces are the most hazardous and require you or some qualified person to completed a safety checklist, simply called a permit, before you enter in to the space.

What is a confined space give 2 examples?

A confined space, despite its name, is not necessarily small. Examples of confined spaces include silos, vats, hoppers, utility vaults, tanks, water supply towers, sewers, pipes, access shafts, truck or rail tank cars, aircraft wings, boilers, manholes, pump stations, digesters, manure pits and storage bins.

What are kind of confined space?

Confined spaces include, but are not limited to, tanks, vessels, silos, storage bins, hoppers, vaults, pits, manholes, tunnels, equipment housings, ductwork, pipelines, etc.

How many confined spaces are there?

There are three main types of confined spaces — permit required, alternate procedure and non-permit-required spaces.

What is confined confined space?

A confined space is a space with limited entry and egress and not suitable for human inhabitants. An example is the interior of a storage tank, occasionally entered by maintenance workers but not intended for human occupancy.

What are three classifications for a confined space?

The three definitions of OSHA confined spaces include permit confined space, general industry, and construction.
They include, but are not limited to:

• Underground utility vaults.
• Tunnels.
• Storage tanks.
• Process vessels.
• Bins.
• Boilers.
• Ventilation or exhaust ducts.
• Sewers.

What is OSHA definition of a confined space?

Definitions. confined space: A space that has limited or restricted means of entry, is not designed for continuous occupancy, and is large enough and configured so that a person can enter the space and maneuver well enough to perform tasks.

How many types of hazards are there in confined space?

According to Safe Work Australia’s “Confined Spaces: Code of Practice”, there are 16 major hazards associated with a confined space.

What is a safe LEL level?

What is a safe LEL level? Factory default alarms are typically set very conservatively: Low 10%, High 20%. It’s important to understand that conditions can change suddenly, and that the LEL sensor isn’t able to discern what specific gas (or combination of gasses) is being measured.

What is the difference between a confined space and a restricted space?

A restricted space is a work area that people don’t generally like to hangout in, and is hard to enter and exit but that’s the only hazard you’ll encounter. A confined space is a restricted space that has hazards or potential hazards above just access and egress.…

What is access and egress?

Access and egress refer to the rate or means of entry and exit to a workplace or work area. Routes that provide access and egress should be controlled, safe, suitably constructed, kept free of obstructions and well maintained.

What does limited egress mean?

An access door or portal which is too small to allow an entrant to walk upright and unimpeded through it will be considered to be restrictive.