Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

BC Wildfire > Technical > Flashcards

Technical Flashcards

1
Q

Average number of wildfires per year

A

1600

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Containment rate

A

94% of rank 1-4 by 10 am the next day

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Fire Centres

A 
Northwest (Smithers)
Prince George 
Cariboo (Williams Lake)
Coastal (Parksville)
Kamloops 
Southeast (Castlegar)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Cariboo Fire Centre

A

Williams Lake, Central Interior, 10.3m Ha
Western Dry Belt
- Mix of thin grass meadows, sagebrush and lone coniferous trees and well-spaced forests
Eastern Wet Belt
- Extensive cedar, hemlock, spruce, balsam forests

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Coastal Fire Centre

A

Parksville, 16.5m Ha
West from Coast Mtn range
6 Microclimates, mostly steep and rugged thick brush, large timber, large water bodies
High WUI potential

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Kamloops Fire Centre

A 
South Central BC
Glaciers in north 
Open range and semi-arid desert in the Southern Okanagen
Steep dry canyons in Lytton/Lillooet
Interior Rainforest Salmon Arm
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Northwest Fire Centre

A

Smithers, 25m Ha (1/4 of BC)
Undulating interior plateau, coastal mountain range
Pine and spruce forest, with some balsam at height, hemlock and red cedar on coast

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Prince George Fire Centre

A

31.8m Ha

Largely rugged and remote, sub-alpine fir, interior cedar-hemlock, boreal and sub-boreal spruce

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Southeast

A

Castlegar
Wet north climate, dry Okanagen climate in SW
Diverse veg; larch, pine, spruce, fir, Douglas-fir, cottonwood, aspen, red cedar, birch

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Role of PWCC and HQ

A 
Aviation Management
Provincial Airtanker Centre
Interagency Agreements
Safety and Training
Resource Management
Public Comms
GIS
Strategic Direction
COntract Management
Finance, Admin
Fire Reporting Centre
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Response Types

A

Full Response
Modified Response
Monitored

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Full Response

A

IA and SA until declared out

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Modified Response

A

Combo of direct and indirect attack, monitoring to steer, contain or manage within a pre-determined perimeter
- minimize costs, damage, gain benefit from fire

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Monitored Response

A

Observed and assessed to determine appropriate response option to minimize social disruption, impact on values/resources, while having ecological, economic or resource management objectives

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Stages of Fire Control

A

OOC
BH
UC
Out

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Out of Control

A

Not responding (or limited) to suppression action, perimeter spread not being contained

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Being Held

A

Not likely to spread beyond existing or predetermined boundaries under prevailing/forecasted conditions and current resources

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Under Control

A

Received sufficient Suppression action to ensure no further spread of fire

19
Q

Out

A

Fire has been extinguished

20
Q

Rank

A

1 - Smouldering ground (no open flame, creeping, white smoke) GDA
2 - Low vigour surface fire (open flame, slow spread) GDA
3 - Moderately Vigorous Surface Fire (Organized flame front, some candling) GDA
4 - Highly vigorous surface fire (torching, passive crown, spotting) IG + A DA
5 - Extremely vigorous surface, active crown IA, ignitions
6 - Blow Up or Conflagration, Extreme Behaviour - ignition, structural protection, wait

21
Q

Crews

A 
1100 Type 1
IA - 3 person, 390 FF's
Unit - 20 man, SA, 30
Rap - Salmon Arm, 41, remote access
Para - FSJ/Mack, 2 hours anywhere, 60 FF's
22
Q

Aircraft Assistance

A

IA, Holding when ground resources are delayed, supporting control lines, controlled drops ahead of fire, cooling hot spots, protecting specific values

23
Q

Airtankers

A

Up to 4/group, 16,000 litres of retardant. Bird dog lead.
20 AT’s, 8 BD’s, 560 missions avg
10 Amph Air Tractors

24
Q

Helicopter Uses

A

Transport, IR scanning, mapping, observation, bucket drops

Contracted 5 mediums, 3 rap mediums, 1 light

25
Q

Fire Retardants

A

Retardant - ammonium salts, cools fire and suffocates

Foam - absorbs heat, absorbed by wood

26
Q

Additional Support

A

Type 2 - mop-up, patrol, SA, 19 x 8 man crews

Type 3 - emergency resource, 1500 avail

27
Q

Structure Protection Program

A 
Joint with Office of Fire Commissioner
Sprinkler system creates Humidity Bubble
6 Type 1 (70-80 structures)
1 Type 2 (30-40)
1 Urban SPU (150)
43 Contracted 
Effectiveness, Worth It, Risk, Resources Available 
Located at Depot in Chilliwack
28
Q

Fire Danger

A

260 Weather Stations
CFFDRS, Temp, RH, Precipitation, Wind Speed
Low, Moderate, High, Extreme

29
Q

Wildfire Causes

A

60% Lightning, reduced through PB’s, fire planning

30
Q

Detection

A 
Public - 40%
Air Patrols - Fire Spotter
Fire Wardens - 400 hired as needed 
IR 
Lookouts
31
Q

Fuel Factors

A

Moisture Content
Size (Fine, Heavy)
Continuity (distribution, vertical, ladder)

32
Q

Weather Factors

A

Wind
Temp
Moisture
Atmospheric Stability

33
Q

Topography Factors

A

Slope
Aspect
Terrain (ridges, canyons)

34
Q

2021 Challenges

A 
COVID (import)
Heat Dome
Busy Season
Drought in southern regions
Avg 40 fires/day in July
1610 fires, 868k ha
35
Q

Describe the Fire Triangle

A

1

36
Q

Describe the Fire Behaviour Triangle

A

1

37
Q

What happens when you remove an aspect of the fire triangle?

A

1

38
Q

How do you start a small engine?

A

1

39
Q

How do you troubleshoot a small engine?

A

1

40
Q

Where is the safest place in a fire?

A

1

41
Q

LACES

A

1

42
Q

2 Stroke vs 4 Stroke Engine

A

1

43
Q

What are the biggest risks involved?

A

1

44
Q

How are wildfires prevented?

A

1

BC Wildfire (4 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions