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339 terms

Fire Officer I

Subjects to study for Florida State Fire Officer One certificate.
STUDY
PLAY
Halon systems should be inspected how often?
Semi Annually with weekly visual inpections
Smoke Detectors and Hood Sysytems are inspected----
Semi-Annually
The top of a beam is called????
The Top Plate
What information is found on a sprinkler head?
Manufacturer,Year Manufactured,TempRating and Position
halon 1301 can be used in occupied areas
halon 1301 can be used in occupied areas
NFPA 13 is??
Sprinklers
NFPA 14 is ????
Standpipes
NFPA 70 IS ???
National Electric Code
NFPA 22 is ???
Building Construction
NFPA 72 is ???
Fire Alarms
NFPA 10 is ???
Fire Extinguishers
Maslow's Hierarchy of needs are...
5. Self-realization & fullfillment
4. Esteem and status
3.Belonging and Social activity
2.Safety and Security
1.Basic Physiologic needs
NFPA 1301 is ???
Fire Inspector
NFPA 251 is ??
testing of building materials
NFPA 220 is ??
Life Safety Code
NFPA 96 is ??
Hood Systems
What is a Pitot used for ?
Measuring water flow from an orifice
Managment by objective: is more effective when the ORGANIZATION's and the managers goals are integrated
First used by Peter Drucker in 1954 as a method to motivate managers to achieve greater efficiency and effectiveness
Dry Systems should be inspected ??
Annually
with visual weekly inspections
Wet Systems should be inspected ??
Anually with
MONTHLY visual inspections
Fire Alarm systems are tested and tagged .....
Annually
Smoke Alarm Inspections are done...
Semi-Annually
Hood Systems are done .....
Semi-Annually
The tunnel test for pressure treated wood is minutes.
30
The tunnel test for wood is how long??
10
Sprinkler piping is tetsted to psi after it its installed.
175 psi
What is McGregors theory?
Theory X is that all EMPLOYEES are inherintly lazy and must be motivated
Who is McGregor??
The author of the X & Y theory
Lewin recommends that you should use the group?
Informal
What is McGregor's Y theory?
Theory Y is that ALL employees want to do a good job & excel and therefore just need to be guided
What did DC McClelland hypothisize?
That individuals are motivated to seek pleasant affect and to avoid negative affect
What did Lewin say???
That the resistance to change is in direct proportion to how it will affect the group or individual
Unpainted - 135 to 170 ordinary
WHITE - intermediate
BLUE - High 250 to 300 degrees
RED - extra high
GREEN - Very extra high
ORANGE - Ultra High 500 to 550 degrees
Unpainted - 135 to 170 ordinary
WHITE - intermediate
BLUE - High 250 to 300 degrees
RED - extra high
GREEN - Very extra high
ORANGE - Ultra High 500 to 550 degrees
Steel's shear strength is about 3/4 of it's tensile strength
Steel's shear strength is about 3/4 of it's tensile strength
2 inch main tests are required how often?
Quarterly
Hydrostatic standpipe test is ???
200 psi for 2 hours
Dry Cleaninig facility roofs must have a hour fire rating.
1 hour
Bi-metallic is what//
self resetting
Brick laid lengthwise is called what??
stretcher course
What are two ways to obtain group feedback?
Oral
Written
Gusset plate teeth are approximatelty how long??
3/8 inch
Steiner Tunnel Test
UL 723
AST ME 84
NFPA 255
What are the four steps of testing?
Preparation
Presentation
Application
Evaluation
Unity of command is having only one supervisor to report to!!
Unity of command is having only one supervisor to report to!!
One firefighter is needed foreach 50gpm ideal rate of flow.
One firefighter is needed foreach 50gpm ideal rate of flow.
Temperature curve reaches 1000 degrees in 5 minutes 1700 degrees in 2 hours
Temperature curve reaches 1000 degrees in 5 minutes 1700 degrees in 2 hours
A rigid beam spanns 100 feet
A rigid beam spanns 100 feet
Rigid frames can provide clear spans of about
100 feet
Carbon steel can not be used in cryogenic tanks
Carbon steel can not be used in cryogenic tanks
Normal sprinklers clearance is
18 inches
Aerial platforms are not quicker to set up than aerial ladders
Aerial platforms are not quicker to set up than aerial ladders
What percentage of fire fatalities occur in residential occupancies?
80%
The primary objectives at a nursing hom fire is to
extinguish the fire
Temperatures on a CLOSED room fully involved are 1/3 less @ the floor than the ceiling
Temperatures on a CLOSED room fully involved are 1/3 less @ the floor than the ceiling
The greatest hazard in firefighting is
building collapse
DANGER TO PEOPLE
-most people in need of help are on the same floor as the fire
-on the floor immediately above the fire
Top most floor
- on other floors above the fire
DANGER TO PEOPLE
-most people in need of help are on the same floor as the fire
-on the floor immediately above the fire
Top most floor
- on other floors above the fire
A good lesson plan will include:
-Guide to lessons,arrangment of site logial presentation of plan, provide uniformity when using sub instructors, itemize survey of what is to be covered
A good lesson plan will include:
-Guide to lessons,arrangment of site logial presentation of plan, provide uniformity when using sub instructors, itemize survey of what is to be covered
The first step of a lesson plan is to write
objectives
What are the three P's of speech?
Preparation
Presentation
Personality
Group learning
start discussion with open ended questions
Group learning
start discussion with open ended questions
Organize presentation with simple subject matter to start, must be interesting
Organize presentation with simple subject matter to start, must be interesting
A flipchart is the least expensive & perhaps the most effective visual medium to use in presentations to fewer than 30 because it does not require light to be dimmed
A flipchart is the least expensive & perhaps the most effective visual medium to use in presentations to fewer than 30 because it does not require light to be dimmed
Falsework represents % of the cost of concrete structure
60%
truss is most succeptable to collapse
Bowstring
Masonry buildings with spans greater than 25 feet must have interior load bearing walls
Masonry buildings with spans greater than 25 feet must have interior load bearing walls
A simple wood beam floor is satisfactory for buildings up to a practical limit of about feet in width
25 feet
What type of heating is used for microwave?
Di-electric
What is the exact sequence on conducting a main drain test??
-Observe record static pressure on gauge
-Open main drain
-Observe record residual pressure
-Close
A jockey pump prevents what???
Pressure Fluctuation
Steel increases .07% of it's length for each 100 degree rise in temperature
Steel increases .07% of it's length for each 100 degree rise in temperature
Steel elongates at
1,000 degrees
When steel is heated it elongates inches per 100 feet
9 inches
Lintel- Spans masonry openings
Header- Spnas wood openings
Atrium- series of floor openings
Axial- center of column
Eccentric- off center
Lintel- Spans masonry openings
Header- Spnas wood openings
Atrium- series of floor openings
Axial- center of column
Eccentric- off center
An oxidizer will release during decompisition and will support
Oxygen
combustion
Rate of Rise detector
Expansion
The most dangerous product to transport according to the DOT is
Radioactive Materials
Most ftalities in sprinkled buildings are from
Asphyxiation
Flouroprotein foam is used for
Subsurface Injection
Wet Chemical makes soap
The solution Wet Vhemical is actually an aqueous solution of potassium carbonate
How often must a stored pressure extinguisher be hydrostatically tested?
Every 5 years
Permenant records are kept for
5 years
Pnuematic rate-of-rise is the most commondetector in use
Fixed Temp is most reliable
What is the frame color of Ultra-High sprinkler heads?
Orange
500- 550 degrees
V/100= GPM
V/100 = GPM
What is the maximum Sq/Ft coverage of a single sprinkler head in a LIGHT HAZARD occupancy?
225 sq/ft
Gravity tanks for sprinklers must be at least feet above the sprinklers using it
35 feet
Sprinklers systems are or % affective
96 or 98%
A leaking FDC valve couls mean what?
The check valve is not properly seated
Standpipe hose cabinets should not exceed feet from the floor
6 feet
From a firefighting standpoint the most important feature in a highrise building is ?????
The Standpipe
The most common type of fire protection system is the what?
Fire Extinguisher
Curtain Boards or draft curtains must be % of ceiling height
20%
A 3/4 inch parafain candle is in direct contact for 1 minute
2 second fire and 30 second glow
A steine tunnel test is conducted in a foot long and foot wide tunnel or long box
25 foot
2 foot
Construction Types
1 Fire Resistivw
2 Non Combustable
3 Ordinary (masonry)
4 Heay Timber
5 Wood Frame
Construction Types
1 Fire Resistivw
2 Non Combustable
3 Ordinary (masonry)
4 Heay Timber
5 Wood Frame
What is the most common typse of valve?
OS&Y
What is the drwaing of a buildingon a site/plot plan called?
Dimensioning
What type of heating is a microwave oven?
Di Electric
How do you end a lecture and start a discussion?
Open ended question
Who do you rescue first in a high rise fire?
Fire floor, Floor Above and the Top Floor
a cord wrapped around something is what type of heating?
Resistance heating
Maximumheight of Garden apartments/
3 floors
a cord with insulation coming off is what kind of heating?
Leakage
Garden apartments are normally how many floors/height?
3floors
30 feet
How much strionger is steel than concrete?
15 times
when overhauling a car, what is done first?
Disconnect teh battery
What is limitation of dry chemical extinguishers?
clean up
Which detector is set off by the lowest temperature?
Fixed
Which type system do you use if no water damageis needed?
Pre Action
Heat of solution
Released by solution of matter in a liquid
Command ina high rise fire is located where?
Lobby and 2 floors below the fire
With effective communication you get/ have?
...
Steel structural component with U shaped cross section?
Channel
What should company officers do during overhaul operations?
Supervise
Short column with diagonal equal to it's length?
Pier
Can you start a class with a joke/humor if ti pertains to class?
YES
Steel expands how much % for every 100 degree heat related?
.06 to .07
What is the most common pike pole size?
6 foot
Rate of reaction doubled for each degrees F in temp?
18 degrees F
When ventilating you start where and proceed in which direction?
Top and
Downward
What is the best way to start a discussion after a lecture?
Open Ended Question
What percent of Fire Fighter fatalities occur on residential dwelling?
80%
Limits number of persons a company officer can supervise
Span of control
NFPA 14 limits the height of a standpipe to?
275 feet
Which type pf detector will activate at lowest temp?
Fixed
Type of detector that resonds to quick changes in temperature rather than on a fixed temperature/
Rate of Rise
How long will it take wood to fail according NFPA 251?
...
Storage containers are what size?
< 60 gallons
Measuring and correcting activities of subordinates to ensure that events conform to plans best describes?
Controlling
Ideal rate fo flow formula to extinguish a fire is?
V / 100 = GPM
Flame test spread rating for red oak is?
100
What is the largest cause of fire spread in a building?
Convection
When a pressure in a standpipe exceeds psi an approved device should be used to reduce the pressure to ?
100
100
Dry pipe system should be inspected?
Annually
Fire pumps should be tested?
Weekly
Dry chemical stored pressure extinguishers except wheeled type are hydro tested every?
12 years
Pressure tanks must be 2/3 full of water ate pressure of?
75 psi
Sprinklers heads should normally have how much clearnce around them?
18 inches
who is the inventor/father of MBO/
Peter Drucker
This theory states that all employees are inherently lazy and must be motivated
X theory
This theory states that all empoyees want to do a good job and excel therefore they just need to be guided and supported
Theory Y
Who is the author of the X and y theory/
mcGregor
Water is not helpful with flammable liquid fires that give off vapors with less than?
100 degrees F
What determines the life hazard, extent, and probability of extension?
Location of Fire
Functions on fire ground are which types of command?
Horizontal
Routine transports of invalid patients are not hr definition of ?
Rescue
On epoubd fo ordinary combustible liquids is how many BTU's?
> 15,000
How much does a container weigh?
< 60 gallons
Tie Rods that hold opposite walls together are called ?
Anchoring
when should overhual begin after a fire?
As soon as the fire is out
What order should cross ventilation be done?
Top on leeward side and bottom on winward side
What type of structure has self supporting fire walls?
1 and 2 story industrial
Garden apartments
Storage facilities with unprotected steel
Wet chemical is an aqueous solution of?
Potassium Carbonate
Dry pipe sprinklers should be tested how often?
Annually
This is when a company officer decides which oblective or goal to pursue, when they will be achieved and what equipment will be used.
Planning
Extinguishers more than 40 lbs need to be mounted a maximum of?
3.5 feet
What type of detectors are considered to be self resetting?
Bi-metallic
What is the most used sprinkler head and temperature?
135 to 170 degree
Ordinary uncolored heads
How much sprinkler head clearance is needed for high piled storage?
36 inches
What is the square feet a sprinkler head can protect in light hazard areas?
225 square feet
Who is the one minute manager?
Kenneth Blanchard
What comes after social needs in Maslows' hierchy of needs?
Self Esteem
The least expensive but very effective learning tool used for less than 30 people?
Flip Charts
How long will 100 feet of steel expand of heatted 1000 degrees F?
9 1/2 feet
Maximum travel distance for metal/class D extinguishers is ?
75 feet
Beams usually channel set at right angles to trusses or roof rafters to provide support for lightweiht roofing are called?
Purlins
To protect a combustible roof a parapit wall must be how high?
3 feet
Raise steel of ground for concrete?
Chairs
Problem with sand lime mortor in fires is that they are?
Water Soluble
The ongoing process that measures and corrects activities and evaluates the effectiveness of your program
Controlling
Rigid frames can columns used to provide clear span of how long?
100 feet
To eliminate false alarms caused by the pressure surges in water supply is the purpose of the?
Retard Chamber
A water supply must be able to deliver how much PSI to the highest sprinkler head?
15 PSI
Most common type of fire pump is?
Horizontal Shaft Pump
Gravity tanks should be how high above the highest sprinkler head?
35 feet
Which ckass of standpipe is for occupant use?
Class 2
Which class of standpipe is used for both occupant and fire department ?
Which is used only for FD ?
Class 3
Class 1
The type of system used when especially important to prevent water damage is ?
Pre Action
What NFPA covers fire extinguishers?
10
Extinguishers greater than 40 lbs should be mounted a maximum of ?
3 1/2 feet from floor
Sprinklers required in all storage that is how high?
Greater than 25 feet
Gases in the room are burning not the contents
Rollover
Ohms are a measurement of?
Electrical resistance
Voltage is ameasurement of?
Current
The quality of electricity is measured by?
Amperage
Thick concrete pads that are heavily reinforced and transfer loads of poers to the ground are?
Footers or footing
Wood joists are how many feet?
25 feet
Short span steel joists are how many feet?
60 feet
The measuring and correcting of activities opf subordinates to ensure events conform to plans?
Controlling
Theory X leader believes:
Workers are lazy
Most often a person makes the transition from FF to company officer
Overnight
This is released by solution of matter in a liquid?
Heat of Solutuion
Typeof heat produced when the insulators on electrical wires is insufficient?
Leakage
Per NFPA parapet wall be how high over combustable roof?
3 feet
Fire safety inspector qualifications are covered under?
NFPA 1031
Who is responsible for federal codes?
Federal Officers not local
Whe an individual displays hostility towards inpsector you should?
Be firm but polite and explain the appeals process
Use dto limit flow of water in one direction
Check valve
False alarms caused by pressure surges in water supply are eliminated by?
Retard Chamber
Stored materials should not be stacked closer than how much to a sprinkler head?
18 inches
Fire dampers are usually activated by ?
Fusible Links
Dry Chemical limitations are?
Clean Up
Dry chemicals less than 150 lbs tested how often?
Every 12 Years
A halon system should be inpsected how often?
Semi Annually
When evaluating storage of flammable liquids the important factor is?
Size of container
External supports for flammable liquid above ground storage tanks required to have?
2 hour rating
Flammable and comcustable storage rooms should have 4 inch raised sill that is liquis tight and?
Composed of noncombustable material and a self closing door
This is not used for cryogenic tanks because too brittle at low temps?
Carbon Steel
Open burning fires are not allowed within?
50 feet of a structure
HazMat bulk shipment requires?
4 digit ID #
This si caused by the movement of molecules?
Heat
Heating of an organic substance w/o addition of heat?
Spontaneous Combustion
The temp at which vapor pressure of a liquid is equal to external pressure applied to is called?
Boiling Point
The potential fuel available?
Fire Load
Hazards for interiors decorations depend on/
Ease of ignition
CO multiplies how many times in a confined space?
50 times
What is the steel or reinforced concrete placed in masonry walls above doors and window openings>
Lintel
Load delivered over a short period of time?
Impact Load
Which load of all is strongest for a structure?
Axial
This is used to indicate how a building is situated to other buildings?
Plot Plan
Two types of pre stressing concrete are?
Pre and Post Tensioning
How much more compressive strength does steel have over concrete?
15 times more
Bricks laid lengthwise are called ?
Stretchers
Load delivered to the center of a structural member?
Axial
The load of the building and it's permanent attached fixtures?
Dead Load
Load delivered over a short period?
Impact
Load applied slowly and remains constant?
Static
Covering over studs is called?
Sheathing
Beam supported in 3 or more points?
Continuous
Wood chips glued together to make flat sheets?
Chipboard
An angle cut on a wooden joist to lessen the possibility of wall collapse on case of fire is?
Fire Cut
This weakens the wall?
Chase
There are how many catergories of heat energy?
4 or 5 but not both
Explosives clas 1 is
The highest
A chase is _____
A vertical plane of weakness on a wall
WHat is the laps effect?
Smoke moves up forming an inversion layer
What is a chase?
A vertical plane of weakness on a wall
People can only take notes at what speed?
20 words per minute
People remember what percent of what id said and done?
90%
What is active debate?
Getting the class envolved
What type grouptends to get bogged down?
more than 6
What is the most common seating arrangement?
"U" shaped or horseshoe
What is the LEAST common standpipe?
class 2 --- 1 1/2 inch couplings
What is the hydrostat test for standpipe?
200 psi for 2 hours done every 5 years
What is a standpipe acceptance test?
30 minute flow test
How high should extinguishers be mounted?
If over 40lbs- under 3 ½ feet
If under 40lbs- under 5 feet
What is the farthest distance to travel for extinguisher?
75 feet
When does a standpipe need a relief valve?
If psi is over 100 and if over 150psi must have warning device
What is a pressure tank?
2/3 full at 75psi
What is the clearance for a sprinkler head?
18" normal
36" high
When is a wet system test?
Visual done monthly
Everything else is annually
When is a dry system test?
Visual weekly
Everything else is annually
When is a dry system test?
Visual weekly
Everything else is annually
When is a halon test?
Only visually semi annually
When should fire pumps be run?
Diesel- weekly
Electric- monthly
What are the 4 sprinkler systems?
Wet system- water in the system all the time
Dry system- air in system holding back water
Deluge- all head activate at same time
Pre action- type of deluge, safest for accidental activation
What does the inspector test simulate?
1 head going off
What is the main control valve?
Operates sprinkler system.
Should be fully opened and then turned back ¼ turn
What is the psi if FDC has _____
2 lines= 150psi
3 lines= 175-200 psi
What is the advantage to a pre action system?
No water damage from broken system
What is the pressure range in a dry pipe valve?
15-50 psi
What is main problem with dry pipe valve?
Slow to operate due to air in system and exhausters to get air out.
How should inspectors categorize records?
By street address
How should haz mat be stored?
With 4" raised sills and self closing doors.
What is NFPA 101?
Life safety code
What is NFPA 251?
Testing of building materials
What are the 5 types of building construction?
Type 1- fire resistive
Type 2- non combustible
Type 3- ordinary
Type 4- heavy timber
Type 5- wood frame
-Type 1 and 2 are non combustible
-Type 3, 4, and 5 are combustible
Fire drills in schools
Done monthly, different times of day
Rough drawing of building is called
Field sketch
Microwave oven uses
Dielectric
Ignition temperature is
Everything but liquid continues to burn
Flash point is
Flash at surface but not continue to burn
Fire point is
Material will continue to burn
Flame over is
Portion of a room involved
Explosives class 1 is
The highest
People remember what percent of what is said and done?
90%
How long does it take per inch for full sawn lumber to burn?
5 minutes
What are the three ideas for One Minute Manager?
Praising
Reprimand
Goal setting
Who wrote One Minute Manager?
Kenneth Blanchard
What is the acronym for Peter Drucker's ideas?
S- specific
M- Measurable
A- Achievable
R- Realistic
T- Time related
Who is the inventor of Management by Objectives?
Peter Drucker
What is a beam supported in 3 or more places called?
continuous
What are the hazards for interior decorations dependant on?
Ease of ignition
What is the temperature at which vapor pressure of a liquid is equal to external pressure applied?
Boiling point
What is not used for cryogenics due to brittle at low temperatures?
Carbon steel
How many feet are short span steel joist?
60 feet
How many feet are wood joist?
25 Feet
What is voltage?
Current
What are ohms?
Electrical resistance
How high from the highest floor should a gravity water tank be?
35 feet
To eliminate false activations what is used in water supplies?
Retard chamber
How long of a span are rigid frame columns used for?
100 feet
How long will 100' of steel expand at 1000 degrees F?
9 ½ inches
What is planning?
When a company officer decides which objectives or goals to pursue and when they will be achieved
What type of structure has self supporting walls?
1 and 2 story industrial, garden apartments, storage facility with unprotected steel walls
Water is not helpful with flammable liquid fires that give off vapors with less than ____ degrees F.
100
When must a dry chem pressure container be hydroed?
12 years
What is the maximum size for a storage container?
60 gallons
How long will it take wood to fail?
8-12 minutes
What type of detector responds quickly to change in temperature?
Rate of rise
What is the maximum height for standpipe per NFPA 14?
275 feet
What is a short column with diagonal equal to length?
Pier
What is a steel component with a U shaped cross section?
Channel
What is a small device used to keep rebar off the ground?
Chairs
What are masonry walls not meant for?
Lateral loads
What is greatest drawback to pressure treated wood?
25% reduction in strength
What is main benefit to cast iron?
Great compressive strength
When does cold drawn steel fail?
800 degrees F
What are the three classes of standpipes?
Class 1- 2 ½" coupling for trained personnel
Class 2- 1 ½" coupling for building occupants
Class 3- both sizes
Where must the occupant load be posted?
Near an exit
What is an occupant load?
Number of people allowed at any given time
What is the classification per NFPA 101 for a factory?
Industrial
How many classifications of a business are in NFPA 101?
10
What is an educational facility with less than 50 people?
A business
What is definition of an educational facility?
6-4-12 rule
6 or more people a day, 4 or more hours a day, 12 or more hours per week
How many exits must a class A assembly have?
Minimum of 4
What are the three classes of assemblies?
Class A- 1000 or more people
Class B- 300-1000 people
Class C- 50-300 people
What percent Halon is deadly?
20%
How much Halon does it take to extinguish a fire?
3-7 percent
What is primary advantage to Halon 1301?
Can be used in occupied areas
What is main concern with Halon 1211?
Considered haz mat due to chlorine
When do you change CO2 system?
At 10% drop in weight
What must a CO2 system have?
Pre discharge alarm
What is an ionizing detector detect?
Invisible particles
How does a photoelectric detector work?
Sees visible product of combustion
How often should alarm system be tested and tagged?
annually
Who decides annunciator panel location?
AHJ
What is advantage to bi-metallic detector?
Self resetting
What is the primary advantage to fixed temperature detector?
Most reliable
What are 3 types of alarms?
Local- alerts building occupants
Central station- monitored off site i.e. ADT
Propriety- user/owner monitor
What is the size of pipe for residential sprinkler?
¾ inch
What is cold flow?
Creeping and sliding when nearing operating temperature
What is the most common fire pump controller?
Start/stop
How often should sprinkler heads be replaced?
Every 50 years
What must be in a sprinkler head cabinet?
6 spare heads
What is the typical sprinkler orifice?
½ inch
What are the sprinkler head positions?
Upright
Pendant
Side wall
How high is the maximum for a standpipe control valve?
6 feet
What is the fire rating for the exits in a building 4 stories or more?
2 hour