Flashcards in Solitary Confinement (BH 10-25-2018/DS 10/30/18)(ER 12-13-19) Deck (43)
confined space that does not contain or have the potential to contain any hazard capable of causing death or serious physical harm
non permit confined space
four non permit confined spaces
-contains or has potential to contain a hazardous atmosphere
-contains a material that has the potential for engulfing an entrant
-has an internal configuration such that an entrant could be trapped or asphyxiated by inward converging walls or by a floor that slopes downward and tapers to a smaller cross section
-contains any other recognized serious safety or health hazard
Permit required confined space
immediately dangerous to life and health
certified safety professional
effects similar to frostbite due to prolonged exposure to water and cold on the skin with a lack of blood flow due to the cold
Air displacement gasses
1. carbon dioxide
air purifying respirator
a life threatening condition that results in failure of the bodys internal warming system
a condition resulting in death or unconsciousness caused by inadequate oxygen, presence of noxious agents, or other obstruction to normal breathing
Lower Explosive Limit
Lower Flammable Limit
Material Safety Data Sheets
National Institute for Occupational Safety and Health
Oxygen, Combustible and flammable vapors, and Toxic gases and vapors
Occupational Safety and Health Administration
Personal Protective Equipment
"Blow the Hole"
Ventilate the space
Premit-Required Confined Spaces
Telecommunications-Section (o) - Underground Lines
There are three technician roles associated with confined space operations.
Attendant, Supervisor, Entrant
Allows technicians to enter a jointly occupied manhole while working alone.
OSHA 1910.168 o (3)
Acceptable oxygen levels are.
19.5% to 22.5%
Blood flow to skin increases, causing flow to decrease to vital organs. Results in mild shock and can cause a stroke if not treated.
Muscular pain and spasms due to heavy exertion.
A life threatening condition in which the body's temperature control system that produces sweat to cool the body, stops working. Body temperature can rise so high that it causes brain damage or death.
Freezing of a part of the body.
Four categories of Hazardous Atmospheres
Flammable, Toxic, Irritant and or Corrosive, Asphyxiating