Safety Officer Flashcards
(122 cards)
1
Q
What size are members for heavy timber
A
Greater than 8 inches in dimension with resistance rating of 2 hours, very few or no concealed spaces
2
Q
Who does the responder rehabilitation manager report to
A
Medical unit leader in the logistics section of the ICS structure
3
Q
Fire personnel should assess incidents for what 4 things when establishing the ICS
A
Cause
Needs
Size
Complexity
4
Q
Winds as slow as ____ can be deadly if personnel are not alert to the rapidly changing conditions
A
10mph
5
Q
Light white smoke means
A
Pyrolisis is occurring, moisture and gases are being released from the product
6
Q
All incidents should have a _______
A
IAP
7
Q
What are 3 command staff positions
A
Safety Officer
Liaison Officer
Public Information Officer
8
Q
Flashover typically occurs around ______ degrees
A
1100 degrees F
9
Q
NFPA 1952 calls for water rescue personnel to wear at least
A
Type 5 vest with minimum 22 pounds of buoyancy
10
Q
Document that may be used to track units and record field notes, evolves into written IAP if incident escalates in size or complexity
A
Tactical Worksheet
11
Q
What is the last line of defense against injuries, fatalities, illnesses and exposures
A
ISO
12
Q
Mid-neutral smoke plane means
A
Approaching flashover, not ventilated
13
Q
Form of energy transferred from one body to another as a result of a temperature difference
A
Heat
14
Q
Two forms of rehab:
A
Rest and medical
15
Q
Smallpox and Ebola are
A
Viral biological agents
16
Q
What gives smoke its white color
A
Moisture and heated gases
17
Q
Type 3 construction
A
Ordinary construction
18
Q
Priority number one
A
Safety
19
Q
What are the two branches of logistics
A
Support and service
20
Q
Natural gas is odorless gas that is ______ than air
A
Lighter
21
Q
The darker and more turbulent the smoke is:
A
The closer you are to a rapid fire event
22
Q
Rapid transition from the growth stage to the fully developed stage
A
Flashover
23
Q
Type 5 construction is
A
Wood frame construction
24
Q
Rapidly increasing volume, turbulence, darkening in color and lowering of the hot gas level for smoke means
A
Flashover soon
25
All other factors being qual, a fire in a large compartment will develop faster or slower than one in a small compartment
Slower
26
Gathering of information from all personnel that were involved to help process the scope of the incident, usually within a few days of the incident
Debriefing
27
Retro reflective trim must extend across how much of a vehicle
25 percent of the front, 50 percent of the sides and rear
28
Instantaneous explosion or rapid burning of superheated gases that occurs when oxygen is introduced into an oxygen depleted confined space during the decay stage
Backdraft
29
Sarin and VX are
Nerve agents
30
Ricin is
Toxin biological agent
31
What are the general staff positions for large incidents
Planning
Operations
Logistics
Finance/Administration
32
The goal of an operation is for
Incident stabilization
33
Stabilization of objects that are in danger of collapse
Shoring
34
Smoke that floats out of openings, rising slowly
Volume-pushed smoke
35
Anthrax, cholera, the plague are what
Bacteria Biological agents
36
Treat solar power systems and panels as ____ fires
Class C
37
Type 4 construction
Heavy timber
38
Rescues within a traffic scene should be within
The work safety zone
39
Primary considerations in developing the IAP are
Incident priorities
| Risk/benefit analysis
40
What should be the first delegated position within the command and general staff positions
ISO
41
Informal discussion with responders conducted the same day as the critical incident and before members are relieved of duty
Defusing
42
What do businesses creat to identify their potential hazards and risks to employees and the public, and to identify the control measures implemented to mitigate them
Site safety plan
43
What is the most common method used for risk reduction
Adoption of effective control measures
44
Total amount of heat produced or released during convective lift phase of a fire
Heat Release Rate (HRR)
45
Development of an incipient fire is largely dependent on
The characteristics and configuration of the fuel involved
46
Phoenix and Seattle FD found that a RIC Rescue needs an average of how many FFers to retrieve a downed FF and how long
Average of 11 and up to 20 minutes
47
Wooden structural panel formed by gluing and compressing wood strands together under pressure
Oriented stand board (OSB)
48
Structural members created from several layers of plywood or oriented strand board
Laminate beams
49
Ceiling jet is a form of
Mushrooming
50
Room or compartment fires take two forms
Fuel-controlled
| Ventilation Controlled
51
Forcible entry can be a form of
Ventilation
52
FF tactic to reduce available oxygen to a fire and create a controlled flow path in a structure for tactical ventilation
Door control
53
Movement of fresh air toward the base of a fire and the movement of smoke and heated gases out of a structure
Flow path
54
Ratio of the surface area of the fuel to the mass of the fuel
Surface-to-mass ratio
55
Retro reflective trim must be how minimum how wide
4 inches
56
Process of a solid beginning to emit gases due to heat exposure
Pyrolize
57
If an ops chief has more divisions/groups than what is considered reasonable, what may be organized with divisions/groups assigned to them
Branches
58
What is a condition, substance, activity, or device that can directly cause an injury, fatality, or property loss
Hazard
59
Operational risk management applies to both
Training evolutions and emergency incidents
60
Mustard agents are what
Blister agents
61
Incident management system is an overall strategy for achieving a coordinated outcome, ______ is the operational element that provides a framework
ICS
62
Estimated 60 percent of roof systems are constructed using
Lightweight wood truss construction
63
How far behind an apparatus should the lights illuminate
8-10 feet
64
Interface of the hot and cooler gas layers at the opening to a fire room (smoke layer)
Neutral plane
65
Propane is _____ than air
Heavier
66
Wind speeds greater than _____ will reduce aerial ladder load capacity
20 mph
67
Slope of an LZ should not exceed
5 percent
68
The simplest method of fuel removal is
Allow a fire to burn until all fuel is consumed
69
Who is responsible for ensuring the development of an operational risk management plan within the dept
Health and Safety Officer
70
What gives smoke the black color
Tar, soot and carbon
71
General rule for structure fires with regards to rehab
Rehab after 2x 30 minute bottles or one 60 minute bottle
72
Construction, renovation and demolition have what additional hazards
Fuel loads and ignition sources
73
Most fires that develop beyond the incipient stage become
Ventilation controlled
74
High noise levels can lead to
Tunnel hearing
75
What is leading cause of FF illness and death
Cardiac-related events at emergency incidents
76
Distance between traffic cones should be
Half the speed limit
77
Brown smoke is an indication of
Unfinished wood burning
78
Heat release is dependent on
Oxygen
79
Geiger counter is
Monitoring device for radiation
80
Control zones are
```
Hot= restricted
Warm= limited access
Cold= support
```
81
What is the most effective type of communication
Face-to-face
82
Ability to reasonably predict the future well in advance of the change
Forecasting
83
What is a good rule of thumb for helicopter landing zones
2 times the size of the rotor diameter
84
Max number of subordinates that one individual can effectively manage
Span of control (3-7 optimum 5)
85
Where should larger apparatus not being utilized at a traffic scene should be placed where
Transition zone area where motorists enter a safety zone
86
Optically dense, light colored or black becoming dense gray-yellow, neutral plane rising and lowering similar to a pulsing or breathing movement
Backdraft smoke
87
Exclusion zone
Separate area within the hot zone where personnel are not allowed under any circumstance
88
Basic operating system for all incidents within a jurisdiction
Incident Command System
89
How far apart are modern trusses generally
24 inches apart
90
Organizational level with responsibility for ops within a defined geographical area
Division
91
Little to no visible flame but high heat with smoke-stained windows
Backdraft flame
92
Type 1 construction is
Fire resistant, components resistant 3-4 hours
93
Which FEMA category of complexity is usually managed with one or 2 resources
Type 5
94
Buildings built after 1990 burn hotter, faster and produce more smoke with flammable properties than
Traditional or legacy construction
95
What is a district survey
A dynamic evaluation conducted of a geographically assigned area to identify hazards
96
The speed of smoke is dictated by
The heat
97
Cribbing is usually what size
4x4 or larger
98
Organizational subunit responsible for a number of individual units that are assigned to perform a particular specified function
Group
99
What is one of the most fundamental characteristics influencing fire development in a compartment fire
Surface-to-mass ratio
100
Hydrogen cyanide and arsine are what
Blood agents
101
ISO must be aware of
Unity of command
102
Incident hazards should be assessed from what perspectives
Operational and environmental
103
Creating a base to stabilize an object
Cribbing
104
What are the four phases of fire
Incipient
Growth
Fully Developed
Decay
105
When water is converted to steam at 212 degrees it expands
1700 times
106
Preincident planning in coordination with _______ ________ ______ can help to reduce the potential damage to the surround area
Facility’s response plan
107
In an intersection or middle of the street how many sides of the incident may need to be protected with apparatus blocking
2 or more sides
108
What is one of the best ways to forecast hazards and risks
A site visit
109
What provides the opportunity to identify hazards, distractions, and risks that are typical or predictable in a normal daily operational setting
The preincident or pre-emergency planning process
110
Fire will have a tendency to grow in the direction of
Ventilation openings
111
Sites that contain life safety concerns for firefighters as well as occupants, hazardous processes or storage that may be a high frequency or severity of fires
Target hazard
112
In 10 minutes a master stream delivering 250 gems can add approximately how much weight to structural components
10 tons
113
Flashover usually occurs during which stage
Growth stage
114
How many blasts before backing the apparatus
2 short blasts
115
Operational zone established on or near a roadway to reroute traffic and protect the scene
Traffic control zone
116
Which FEMA incident category of complexity is the most complex that requires a written IAP and has 500 people
Type 1
117
Type 2 construction is
Noncombustible or limited combustible, materials will not contribute to fire development or spread
118
Low-neutral smoke plane means
Possible backdraft conditions
119
Minimum LZ foot area
100 x 100
120
Isolated flames are
Rollover before flashover
121
High neutral smoke plane means
Early stages of development
122
What should be a part of the organizations member physical fitness and wellness program
Stress management plan
