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