Flashcards in HAZMAT 4 CO Deck (16)
Is CO Toxic ? Is it heavier or lighter than Air ?
CO is a colorless, odorless, tasteless, non-irritating, TOXIC gas.
SLIGHTLY LIGHTER than Air
What is the ignition Temp of CO ? Explosive Range ?
ignition temperature of 1128 Degrees F.,
Lower Explosive Level (LEL) of 12.5% and an
Upper Explosive Level (UEL) of 74%.
12.5% to 74%
My Birthday is 521 74.....yes I'm an old fuck kelly!
Who has CO monitors been Issued to ?
All Ladder Co's
CO has a greater affinity for hemoglobin than O2 . CO is about _________ times more attracted to
hemoglobin than O2.
What are some symptoms of Low level Exposure to CO ?
Mimic Flu, headache mild/severe, fatigue, nausea, dizziness, confusion.
What are some symptoms of Mid Level Exposure to CO?
Vomiting, drowsiness, loss of consciousness
What are some symptoms of High Level Exposure to CO ?
Seizure, coma, brain damage, death
The Occupational Safety and Health Administration has established a maximum safe
working level for CO at 35 parts per million (p.p.m.) over an eight (8) hour period in the general work place.
The U.S. Environmental Protection Agency (EPA) has established that residential levels are not to exceed 9 p.p.m. over an 8 hour average
Agree or Disagree
4.1.3 At a CO investigation, where is the initial reading taken ?
Using a CO meter, take an initial reading at the front door of premises, then
continue investigation to find source of CO in premises
The Incident Commander (IC) shall request the utility company to respond if ?? 1-4
a. A CO level over 9 PPM is recorded by a meter.
b. Units on the scene shut off a gas appliance.
c. An individual(s) is exhibiting symptoms of CO poisoning.
d. The IC feels a response by the utility company is required.
If the source of the CO is not found in the building, wheres the next logical place to look ?
The origin may be in an
attached exposure or from outside the building.
A CO "Incident" is considered what ?
A CO "Emergency" is considered what ?
4.2.1 CO Incidents: No occupants are symptomatic and meter readings of 9PPM or LESS.
4.2.2 CO Emergencies: Occupants are Symptomatic OR meter readings GREATER than 9 ppm
At a CO investigation, search of the premises is to be conducted by ??
Search of the premises is to be conducted by a radio equipped team of At Least TWO firefighters.
As a Lt you are at a CO Emergency with Meter readings of greater than 9 PPM but less than 100 PPM. You immediately begin evacuation until readings are 9ppm or below.
Agree or Disagree
4.4.2 Inform occupants that they have a POTENTIALLY dangerous level of CO.
4.4.3 RECOMMEND that all persons leave the affected area and begin ventilation.
4.4.5 Once the faulty appliance is shut down and ventilation has reduced the CO level to 9 PPM or less the premises may be reoccupied.
As a LT you are at CO Emergency with Meter Readings of 100 PPM and Greater. What are your next actions ?
4.5.1 Inform occupants that we have detected a potentially lethal level of CO.
4.5.2 BEGIN Evacuation of the affected area and ventilate