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A confined space is a space with limited entry and egress and not suitable for human inhabitants. Alternative names for a confined space are enclosed space and dangerous space. [1] An example is the interior of a storage tank, occasionally entered by maintenance workers but not intended for human occupancy.
Confined space rescue is a subset of technical rescue operations that involves the rescue and recovery of victims trapped in a confined space or in a place only accessible through confined spaces, such as underground vaults, storage silos, storage tanks, or sewers. A warning label on a storage tank, indicating that it is a confined space.
An inerting system decreases the probability of combustion of flammable materials stored in a confined space. The most common such system is a fuel tank containing a combustible liquid, such as gasoline, diesel fuel, aviation fuel, jet fuel, or rocket propellant.
The use of lockout–tagout is not currently enforced in the UK but has been proven to be best practice for multiple UK industries. BS7671:2008 is a regulation in the UK that ensures that all wiring and electrical installations completed within any building is of the highest standard. It also states that "Every employer shall ensure that where ...
Confined spaces, combined with accidental gas leaks, such as mines, [1] submarines, [2] [3] refrigerators, [4] or other confined spaces [5] Fire extinguisher systems that flood spaces with inert gases , such as computer data centers and sealed vaults [ 4 ]
3D zone control: The strategy of 3D zone control intended to improve the safety of firefighters operating inside a burning structure.It attempts to safeguard the immediate locality of any space occupied by firefighters in resorting to various defensive actions that (a) confine the fire; (b) remove combustion products safely and effectively; or (c) mitigate dangers in the hot-gas layers.
During the 5-year follow-up, 461 people developed dementia, and 2,576 people developed cognitive impairment. After adjusting for sociodemographic and lifestyle factors, family history of dementia ...
Any reading between 20% LEL and 80% LEL in a confined space. Any reading on a pipeline operating at 30 percent specified minimum yield strength (SMYS) or greater, in a class 3 or 4 location, [clarification needed] which does not qualify as a Grade 1 leak. Any reading of 80% LEL, or greater, in gas associated sub-structures.