IRPG 2018 Flashcards
Wind Speed Ranges
Foehn
40 to 60 mph; up to 90 mph reported at 20ft
Land breeze wind speed?
3-5 mph at 2ft
2-3 hours after sunset
Sea breeze wind speed range
10 to 15 mph at 20ft
Up-Valley wind speed range?
10 to 15 mph
Early afternoon and evening at 20ft
Upslope winds
4 to 8 mph at midflame height
Downslope winds speed range?
3 to 6 mph at midflame height
Ketch-Byram Drought Index (KBDI), what is this?
Drought ranges?
Daily value of the water balance where yesterday’s drought index is balanced with today’s drought factor.
0-800
Lightning Activity Level (LAL)
How many levels?
6 levels
What does “RON” mean?
Remain overnight
What does the “Line Spike” or “Coyote” mean?
A progressive line construction technique in which crews build fire line until the end of an operational period, and then begin again the next operational period.
Under “Line Spike” crews should expect to be out on the fire line how long?
2 to 3 shifts on the line with minimal support from the incident base.
Line construction and Mop Up
Cold-trailing the fire
Use wetline or sprinklers as control line
Using natural or human made barriers to limit fire spread
Burning out sections of fireline
Reporting Fire Chemical near waterways
What’s the distance to a waterway, one may want to report hazmat?
Within 300’
If someone turned down an assignment and you reassign it to someone else, what needs to said?
Inform the new resource that the assignment was turned down and the reasons why it was turned down.
If an unresolved safety hazard exists or an unsafe act was committed, the individual should also document the turn down by submitting a ______________?
Safe Net (ground hazard) or Safe Com (aviation hazard)
**these actions DO NOT stop an operation from being carried out.
What is the 30/30 rule: Thunderstorm Safety
If you see lightning and hear the thunderclaps follow in less than 30 seconds.
Do not resume work in exposed areas until 30 minutes after storm activity has passed.
How far do we stay away from downed power lines?
Two poles away in each direction
Aerial drops to power lines should be what?
Parallel to lines
Find a survivable area:
Use bodies of water that are more than __ feet deep?
2
Find a survivable area:
In ____fuels, you may be able to light an ________fire. In other fuels, you may be able to light a ___________?
LIGHT
Escape Fire
Back fire
Deploying the fire shelter, which way do we position our feet?
Towards the fire
