A402 WUI

Question 1

Where should a WUI TF respond for local response and during initial attack?

Answer 1

to the assigned location to begin immediate defensive measures

Question 2

Where should a WUI TF respond for out of area responses?

Answer 2

to the rally point to assemble, wait for TF Leader, and then respond as a unit to incident.

Question 3

Company officer on WUI TF reports to…

Answer 3

TF Leader

Question 4

t/f: A WUI TF may be treated as a branch, div, or group.

Answer 4

true- depending on potential for expansion

Question 5

If extreme fire behavior or large fire front is evident and quickly approaching structure, _____ may be the only tactics available.

Answer 5

rescue and/or evacuation

Question 6

Additional WUI safety “watch outs”: NOB-WINS-ESE

Answer 6

Narrow one way roads; Only one way in/out; Bridge load limits; Wood construction/shake roof; Inadequate water supply; Natural fuels w/in 30 ft of structure; Structures in chimneys, box canyon, narrow canyon, steep slope; Extreme fire behavior, Strong winds, Evacuation of public (panic)

Question 7

WUI size-up factors-3

Answer 7

wildland fire behavior, comp/cond of structure, area surrounding structure (defensible space)

Question 8

What part of a structure is most vulnerable to fire spread?

Answer 8

roof- wood shingle most likely to ignite

Question 9

structural features that can trap heat and embers: 3

Answer 9

overhanging decks, open gables, eaves

Question 10

openings were fire brands can enter include: 3

Answer 10

gable vents, crawl space, under decks

Question 11

What on the exposed side can make fire protection more difficult?

Answer 11

number and size of windows

Question 12

Defensible space rule of thumb:

Answer 12

30 ft from structure to flammable brush/trees

Question 13

Proper ____ and removal of what three things has been noted to save many homes in the WUI?

Answer 13

pre-treatment

yard accumulation, fences, patio furniture

Question 14

what are the 4 WUI triage levels in the IRPG?

Answer 14

Defensible Stand-Alone: determining factor: Safety Zone present. Few tactical challenges, not likely to ignite during initial fire front. FF’s may not need to be directly assigned. Patrol after.

Defensible Prep and Hold (tight): determining factor- Safety Zone present. Some tactical challenges. FF stay onsite during fire front.

Non-Defensible Prep and Leave: determining factor- NO safety zone Some tactical challenges. FF not able to stay. Rapid Mitigation Measures may be performed. Set trigger point for safe retreat. Patrol after.

Non-Defensible Rescue Drive-By: determining factor- NO Safety Zone. Significant tactical challenges. FF not able to stay. Ensure people not in structure. Patrol after.

Question 15

In what WUI Triage level are FF’s needed onsite during fire front contact?

Answer 15

Defensible- Prep and Hold (tight)

Question 16

To what triage level should a structure in the WUI be assigned if there is no safety zone present and the structure has significant tactical challenges?

Answer 16

Non-Defensible- Rescue Drive-By

Question 17

In which WUI triage levels is it necessary to set a trigger point for safe retreat?

Answer 17

Both Non-Defensibles: Prep and Leave & Rescue Drive-By

Question 18

At a WUI position apparatus to _____.

Answer 18

face toward designated escape routes.

Question 19

At a WUI the number of structures a single engine company can defend will depend on ______, ______, _____.

Answer 19

size of the structures
intensity of fire
rate of fire spread

Question 20

When deploying hoselines at a WUI incident, consider using _____ to access the rear of the structure.

Answer 20

1.5” wildland hose

Question 21

If a WUI fire had shifted to house-to-house combustion thru auto-exposure, consider ____ and ____ to stop the progression of the conflagration.

Answer 21

large flow handlines and master streams

Question 22

When clearing defensible space around a structure place cleared vegetation where it will not add to the fuel load and ____.

Answer 22

outside the defensible space

Question 23

Combustible fencing should be removed for at least ____ feet where it connects to the house. Gates should be left ____.

Answer 23

8

open (to not create a “fuse”)

Question 24

Where should you consider using Class A foam/gels/retardants to coat structures, plants and shrubs?

Answer 24

within the defensible space

Question 25

shut off gas supply for structures equipped with ___.

Answer 25

LGP tanks

Question 26

T/F Always shut-off electricity when prepping a threatened structure in the WUI.

Answer 26

False- on unless involved in fire

Question 27

ensure all windows are closed and that windows screens are ____.

Answer 27

left attached

Question 28

What size supply line should be used when setting up water supply at a WUI?

Answer 28

3”

keep booster tanks full

Question 29

Evacuation at a WUI is the primary responsibility of ____.

Answer 29

law enforcement

Question 30

____ are effective in the WUI for precise water delivery and quick turnaround.

Answer 30

rotary wing aircraft

Question 31

____ are able to place retardant adjacent to homes to delay wildfire spread.

Answer 31

Air Tankers