Atmospheric Monitoring P98

Question 1

When should atmospheric monitoring be conducted?

Answer 1

Active fire scenes, confined spaces, fire alarms, unknown medical alarms, post-incident investigations.

Question 2

When worn, the best placement of a atmospheric monitoring device to ensure accurate readings are captured will be_____

Answer 2

In the ON position, held or attached to the front side of the uniform, unobstructed and facing forward.

Question 3

During active atmosphere monitoring, readings should be systematically taken from________ in order to effectively detect hazardous substances, considering variations in density relative to air

Answer 3

lower to higher areas

Question 4

If an alarm is activated on a multi-gas detector, consideration shall be given to requesting_____

Answer 4

a suppression company and positive pressure ventilation (PPV) through the Alarm Office (AO) if not already on scene.

Question 5

What precautions should be taken with detectors?

Answer 5

Do not submerge, expose to fire, extreme heat, or prolonged exhaust.

Question 6

What is the IDLH and LEL for Hydrogen Cyanide (HCN)?

Answer 6

IDLH 50

LEL 5.6

Question 7

What to do if a multi-gas detector fails?

A) Tag, place out of service, and report to Shift Commander, AFC, FDSO, and HMRT Staff Officer.
B) Tag, place out of service, and report to Station Commander, AFC, FDSO, and HMRT Staff Officer.
C) Tag, and report to Station Commander, AFC, FDSO, and HMRT Staff Officer.

Answer 7

Tag, place out of service, and report to Station Commander, AFC, FDSO, and HMRT Staff Officer.