Technical Flashcards

1
Q

Average number of wildfires per year

A

1600

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2
Q

Containment rate

A

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

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3
Q

Fire Centres

A
Northwest (Smithers)
Prince George 
Cariboo (Williams Lake)
Coastal (Parksville)
Kamloops 
Southeast (Castlegar)
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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

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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

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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
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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

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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

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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

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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
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11
Q

Response Types

A

Full Response
Modified Response
Monitored

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12
Q

Full Response

A

IA and SA until declared out

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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

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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

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15
Q

Stages of Fire Control

A

OOC
BH
UC
Out

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16
Q

Out of Control

A

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

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17
Q

Being Held

A

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

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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
Fire Retardants
Retardant - ammonium salts, cools fire and suffocates | Foam - absorbs heat, absorbed by wood
26
Additional Support
Type 2 - mop-up, patrol, SA, 19 x 8 man crews | Type 3 - emergency resource, 1500 avail
27
Structure Protection Program
``` 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
Fire Danger
260 Weather Stations CFFDRS, Temp, RH, Precipitation, Wind Speed Low, Moderate, High, Extreme
29
Wildfire Causes
60% Lightning, reduced through PB's, fire planning
30
Detection
``` Public - 40% Air Patrols - Fire Spotter Fire Wardens - 400 hired as needed IR Lookouts ```
31
Fuel Factors
Moisture Content Size (Fine, Heavy) Continuity (distribution, vertical, ladder)
32
Weather Factors
Wind Temp Moisture Atmospheric Stability
33
Topography Factors
Slope Aspect Terrain (ridges, canyons)
34
2021 Challenges
``` COVID (import) Heat Dome Busy Season Drought in southern regions Avg 40 fires/day in July 1610 fires, 868k ha ```
35
Describe the Fire Triangle
1
36
Describe the Fire Behaviour Triangle
1
37
What happens when you remove an aspect of the fire triangle?
1
38
How do you start a small engine?
1
39
How do you troubleshoot a small engine?
1
40
Where is the safest place in a fire?
1
41
LACES
1
42
2 Stroke vs 4 Stroke Engine
1
43
What are the biggest risks involved?
1
44
How are wildfires prevented?
1