A704.1 Carbon Monoxide Incidents (02-01-2013)

Question 1

[A704.1 Carbon Monoxide Incidents]

When a person breaths in CO, the CO combines with oxygen in the blood to form poisonous:

Answer 1

Carboxyhemoglobin (COHb)

Question 2

[A704.1 Carbon Monoxide Incidents]

The amount of COHb in a person’s blood is expressed as a:

Answer 2

Percent

Question 3

[A704.1 Carbon Monoxide Incidents]

In general, sign ans symptoms of acute carbon monoxide poisoning can present at COHb levels ranging from:

Answer 3

3%-24%

Question 4

[A704.1 Carbon Monoxide Incidents]

The OSHA recommended maximum allowable COHb level for a healthy worker is ___%:

Answer 4

5%

Question 5

[A704.1 Carbon Monoxide Incidents]

Who are more susceptible to carbon monoxide poisoning?

Answer 5

Infants, young children, and the elderly

Question 6

[A704.1 Carbon Monoxide Incidents]

The ACGIH has assigned carbon monoxide a threshold limit value (TLV) of ______ parts per million as a _______ _______ average for a normal ___ hour workday and a ____ hour work week:

Answer 6

• 25 ppm
• Time weighted average
• 8 hour
• 40 hour

Question 7

[A704.1 Carbon Monoxide Incidents]

The EPA states that average CO levels in homes without gas stoves range from:

Answer 7

0.5 to 5 ppm

Question 8

[A704.1 Carbon Monoxide Incidents]

CO levels near properly adjusted gas stoves are often:

Answer 8

5 to 15 ppm

Question 9

[A704.1 Carbon Monoxide Incidents]

CO levels near poorly adjusted gas stoves are often:

Answer 9

30 ppm or higher

Question 10

[A704.1 Carbon Monoxide Incidents]

What group created benchmarks that are built into industry standards for residential CO alarms?

Answer 10

The Consumer Product Safety Commission (CPSC)

Question 11

[A704.1 Carbon Monoxide Incidents]

What are the (2) benchmarks built into industry standards for residential CO alarms?

Answer 11

1. A CO alarm must sound at exposures predicted to reach 10% COHb in heavily exercised individual.
2. A CO alarm cannot sound when exposed to 30 ppm for fewer than 30 days or at 70 ppm for less than 1 hour

Question 12

[A704.1 Carbon Monoxide Incidents]

A CO alarm must sound at exposures predicted to reach ___ percent COHb in heavily exercised individual:

Answer 12

10%

Question 13

[A704.1 Carbon Monoxide Incidents]

A CO alarm cannot sound when exposed to ____ ppm for fewer than ____ days or at ___ ppm for less than ___ hours:

Answer 13

• 30 ppm
• 30 days
• 70 ppm
• 1 hour

Question 14

[A704.1 Carbon Monoxide Incidents]

Who will carry CO monitors?

Answer 14

All rescues, ladders, Qunits, and selected engine companies

Question 15

[A704.1 Carbon Monoxide Incidents]

Occupants will not be allowed to remain or re-enter a structure with CO levels over:

Answer 15

25 ppm

Question 16

[A704.1 Carbon Monoxide Incidents]

SCBAs will be worn if CO levels exceed:

Answer 16

25 ppm

Question 17

[A704.1 Carbon Monoxide Incidents]

What will AFD personnel complete for documentation purposes when mitigation a CO incident?

Answer 17

The AFD Carbon Monoxide Checklist

Question 18

[A704.1 Carbon Monoxide Incidents]

Calibration of the CO detector carried on AFD units will be verified how often?

Answer 18

Once a week during equipment check

Question 19

[A704.1 Carbon Monoxide Incidents]

Measure CO from the ________ of the various rooms of the residence, beginning about ___ feet away from any appliance:

Answer 19

Center 5 feet

Question 20

[A704.1 Carbon Monoxide Incidents]

Identify any areas of the house with measured CO levels of (2):

Answer 20

1. 25 ppm or higher
2. Less the 25 ppm

Question 21

[A704.1 Carbon Monoxide Incidents]

What should be used to ventilate CO in a residence?

Answer 21

An electric fan

Question 22

[A704.1 Carbon Monoxide Incidents]

What are 3 potential sources of elevated CO from?

Answer 22

1. Gas appliances
2. Combustion motors
3. Charcoal grills

Question 23

[A704.1 Carbon Monoxide Incidents]

At what CO level and lower can occupants return home?

Answer 23

Less than 25 ppm

Question 24

[A704.1 Carbon Monoxide Incidents]

If the source of elevated levels of CO cannot be found, what should you do:

Answer 24

Advise the resident to call an HVAC company to identify the source

Question 25

[A704.1 Carbon Monoxide Incidents]

Before leaving a scene, advise the residents of this information (3):

Answer 25

1. Levels found
2. Where they were found
3. Current levels

Question 26

[A704.1 Carbon Monoxide Incidents]

If you respond to a CO call due to a CO monitor activation and the CO levels are found to be less than 25 ppm, what should you do?

Answer 26

Advise the residents that excessively high levels of CO were not found, and to review the manufacturer’s instructions regarding an activated CO alarm and possibly contact the alarm manufacturer

Question 27

[A704.1 Carbon Monoxide Incidents]

If the CO alarm was manufactured before this date, or it is _____ years old or older, the occupants should purchase a new alarm:

Answer 27

• Oct 1, 1998
• 10 years

Question 28

[A704.1 Carbon Monoxide Incidents]

What checklist will be used for documentation of findings?

Answer 28

AFD Carbon Monoxide Checklist

Question 29

[A704.1 Carbon Monoxide Incidents]

Where are the AFD Carbon Monoxide Checklists found?

Answer 29

Spec Ops web page

Question 30

[A704.1 Carbon Monoxide Incidents]

Where does the Consumer Product Safety Commission recommend CO installations to be inside residential structures?

Answer 30

1 alarm installed in the hallway outside the bedrooms in each separate sleeping area of the home

Question 31

[A704.1 Carbon Monoxide Incidents]

CO and air:

Answer 31

Mix well