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All documentation related to reclassification of a confined space must be maintained for how long on file from the date of reclassification |
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The basic safety hazards you need to be aware of include |
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- Communication problems - Entry and Exit considerations - Physical conditions |
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Hazardous atmospheres can be divided into four distinct categories: |
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- Flammable - Toxic - Irritant and/or Corrosive - Asphyxiating |
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What is the OSHA maximum percentage level of oxygen? |
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All rescue personnel must practice making permit space rescues at least |
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The employer's written authorization to perform operations (for example, riveting, welding, cutting, burning, and heating) capable of providing a source of ignition |
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Immediately Dangerous to Life and Health |
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National Institute for Occupational Safety and Health |
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Define a permit-required space: |
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- Contains, or has potential to contain, a hazardous atmosphere - Contains a material that has the potential for engulfing the worker - Has an internal configuration such that a worker could be trapped or asphyxiated by inwardly converging walls or by a floor which slopes downward and tapers to a smaller cross-section - Contains any other recognized serious safety or health hazards |
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Confined spaces more specific to the Telecommunications industry fall under which standard? |
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OSHA 1910.268 Section (o) |
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Comcast Position on Working in Joint Spaces alone: |
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What may be used if a harness is deemed a greater hazard for personnel rescue? |
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Carbon Monoxide is considered dangerous at ___ ppm and lethal at ___ ppm: |
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All confined spaces shall have how many minimum levels pre-tested prior to entry? |
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You shall record the air tests every |
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The entrant and attendant in all in all confined space operations must have current ___ and _____ certifications: |
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Non-Permit confined spaces: |
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Attic, Basements, Crawlspaces |
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Permit-Required Confined Spaces for General Industry became effective on: |
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Acceptable oxygen levels are from: |
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Hydrogen Sulfied must be lower than: |
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Carbon Monoxide must be lower than: |
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The normal atmosphere is composed approximately |
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20.9% oxygen, 78.1% nitrogen, and 1% argon |
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When testing the atmosphere, check for gases in the following order: |
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1. Oxygen 2. Combustible and Flammable vapors 3. Toxic gases and vapors |
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Comcast encourages _____ rescue methods. |
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What 2 things should always be done in a confined space. |
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Blow the hole (ventilate the space) and Continuously monitor |
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When is rectification required for confined space |
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Every 3 years, after a safety violation, or as required by your system. |
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