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Extractor > Confined Space Rescue > Flashcards

Confined Space Rescue Flashcards

1
Q

NIOSH stands for what?

A

National Institute for Occupational Safety and Heath

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2
Q

Considering confined space rescue, what OSHA law is used to conduct research and develop educational and training resources?

A

OSHA Law 29 CFR 1910.146

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3
Q

Considering confined space rescue, what NFPA is the standard for technical rescuer professional qualifications?

A

NFPA 1006

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4
Q

What level of NFPA 1006 applies to “limited techniques?”

A

Level 1

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5
Q

What level of NFPA 1006 applies to “Advanced techniques?”

A

Level 2

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6
Q

Considering confined space rescue, NFPA 1670 is used for what?

A

Standard on Operations and Training for Technical Search and Rescue Incidents

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7
Q

What are the three levels NFPA 1670,

A

Awareness
Operations Level
Technical Level

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8
Q

What are the five types of rescues related to OSHA Law 29 CFR 1910.146 (b)?

A

-Confined Space Rescue
-Emergency
-Entry
-Non-entry
-Hazardous Atmosphere

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9
Q

What three descriptions are needed to define a Confined Space ?

A

-Large enough to perform assigned work.
-Has limited or restricted means for entry.
-Is NOT designed for continuos employee occupancy.

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9
Q

What are the two types of confined spaces?

A

Non-permit confined space & Permit-required confined space.

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10
Q

Considering examples of confined space, what material are tanks made of?

A

Aluminum or steel

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10
Q

Considering examples of confined space, silos, and grain elevators contain what type of material?

A

Agricultural products

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11
Q

Considering examples of confined space, storage bins and hoppers contain what five products?

A

-grain
-gravel
-sand
-wood chips
-sawdust

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12
Q

Rescuers may need to gain access through collapsed buildings by?

A

breaching and breaking operations

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13
Q

What do aqueducts and sewers carry and what direction?

A

Sanitary sewers carry treated sewage away from rivers and streams

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14
Q

What confined space rescue restraint types (1 through 6) are opening less than 24”?

A

Type 1, 3, 5

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15
Q

What confined space rescue restraint types (1 through 6) are opening 24” or greater?

A

Type 2, 4, 6

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16
Q

What are openings of 24” or less that prove difficult at best and put numerous constraints on the rescue team?

A

Restricted openings

17
Q

A vertical opening with what length drop presents an issue of having a highpoint anchor (tripod) and enough rope to insert and retrieve the rescuer.

A

5 foot

18
Q

Considering confined space hazards, what is required by hazard communication standards (HAZCOM)?

A

SDS sheets for the pre-planning of an incidednt.

19
Q

Considering Atmospheric Hazards, the safe oxygen level is between what percent?

A

19.5% and 23.5%

20
Q

Considering Hazard Analysis, an atmosphere containing more than what percent is considered oxygen-enriched?

A

23.5%

21
Q

What is the order and type of hazards tested within a confined space?

A
  1. Oxygen Enriched
  2. Flammability
  3. Toxic
  4. Vapor
22
Q

Considering hazardous environments, what type of hazards are defined as the surroundings and capture of a person by a liquid or finely divided solid substance?

A

Physical Hazards

23
Q

High Noise levels is considered what type of hazard?

A

Environmental hazard

24
Q

Considering the Effects on the victim and rescuer, what is the one that exposes employees to the risk of death, incapacitation, or impaired ability to escape unaided from the space?

A

A hazardous atmosphere

25
Q

Considering airborne contaminants, what gas types are colorless and odorless?

A
  • Carbon Monoxide
  • Carbon Dioxide
  • Methane
26
Q

Considering the “rule of thumb” and dust concentrations, what distance should the atmosphere be considered explosive?

A

5 feet or less

27
Q

What is the lowest acceptable oxygen level for a confined space before an individual may lose consciousness?

A

19.5%

28
Q

At what percent level of concentration presents a flammable atmosphere?

A

10% (LEL) Lower Explosive Limit

29
Q

What does IDLH stand for, considering the atmospheric concentration of any toxic, corrosive, or asphyxiant substance?

A

Immediately Dangerous to Life or Health (IDLH)

30
Q

What is defined as the vast separation of the individual gas particles?

A

Gas

31
Q

What position has the highest number of duties required by OSHA?

A

The Hole Attendant

32
Q

Considering medical monitoring, no rescuer can conduct a rescue if their heart rate is above what?

A

110

33
Q

Considering medical monitoring, no rescuer can conduct a rescue if their blood pressure is above what?

A

160/100

34
Q

When conducting pre-entry and establishing atmospheric monitoring, what three locations should be sampled, and how often?

A

top, middle, and bottom of the confined space at four-foot intervals.

35
Q

What is defined as where gasses become layered due to various weights?

A

Stratified atmospheres

36
Q

Air monitoring tubing should not be placed where?

A

Directly into a potentially hazardous material

37
Q

What are the four types of monitoring?

A
  • General
  • Perimeter
  • Confined Space
  • Personnel
38
Q

Considering atmospheric monitoring equipment, how many gasses at a time can a Multi-gas monitor system detect?

A

Up to five gasses:
1. Oxygen
2. LEL
3. Flammable
4. 2-3 Toxic materials

39
Q

What three tasks are needed to establish a lock-out-tag-out procedure to shut down equipment?

A
  1. Identify the energy
  2. Isolate the energy
  3. Lock and tag the energy
40
Q

Considering communications what does the acronym OATH stand for?

A

O - OK (one pull)
A - Allow Slack (2 pulls)
T - Take up Slack (3 pulls)
H - Help (4 pulls)

41
Q

Considering PPE and establishing respiratory protective equipment, what will all 4 levels (A-D) have?

A

Every level will have “air monitoring equipment.”

42
Q

Considering PPE and establishing respiratory protective equipment, what order of the 4 levels (A-D) be ranked?

A

Level of protection, with level A having the greatest level of skin, respiratory, and eye protection. Level D minimal.

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