Font size
WorksheetsChapter 9: Fire Hazards
Total questions: 102
Worksheet time: 54mins
What is one of the most important ways in which an inspector can make a difference when it comes to unsafe behaviors?
Allowing building managers to deal with them
Repeatedly issuing citations to property owners
Helping occupants/owners change unsafe behaviors
Report unsafe behaviors to the appropriate authorities
Oily rags in an open waste container is an example of which type of unsafe behavior?
Inadequate housekeeping
Improper storage of flammable liquids
Unintentional ignition sources
Improper storage of combustible liquids
What is overgrown grass, weeds, and brush considered?
Inadequate housekeeping
Unintentional ignition sources
Improper use of electrical equipment
Open burning
Why is it dangerous to become complacent in the use of ignition sources?
Leads to an attitude that sources are always under control and will never cause a hostile fire
Leads to an excitement with the use of fuel sources and containers
Leads to a fearful working environment with flammable and combustible materials
Leads to a lazy environment in which employees always follow safety protocols
What is required by most model fire codes for individuals before open burning can take place?
Contracts
Permits
Appropriate weather
Participant list
Which electrical hazard classification has flammable vapors and gas may be present?
Class I
Class II
Class III
Class IV
Which electrical hazard location has combustible dust?
Class I
Class II
Class III
Class IV
Which electrical hazard location has ignitable fibers that pose a hazard?
Class I
Class II
Class III
Class IV
In addition to creating a potential ignition source, the improper use of electrical equipment also increases the:
danger of electrocution or shock
insurance costs for the property owner
likelihood of false smoke or fire alarms
cost of electricity for the occupant
Using gasoline to ignite a solid fuel, such as charcoal, is an example of which unsafe behavior?
Unintentional ignition sources
Open burning
Improper use and storage of flammable and combustible liquids
Inadequate housekeeping
Storing flammable or combustible liquids in unapproved containers is an example of which unsafe behavior?
Unintentional ignition sources
Open burning
Improper use and storage of flammable and combustible liquids
Inadequate housekeeping
What is the safest procedure for handling flammable or combustible liquid from a fire protection standpoint?
Pump them from underground tanks through a piping system
Use a hose 150 feet away from an external tank
Use compressed gas cylinders that are chained to the a reinforced wall
Place flammable liquids in metal box with unsealed lids
What causes unsafe conditions that result in fire hazards?
Design or use of a building or equipment related to behaviors or processes
Material storage facilities that have not been properly inspected
Complacent attitudes from property and business owners
Inadequate housekeeping and unintentional ignition sources
Detailed electrical inspections are typically the responsibility of qualified:
electrical engineers
electrical contractors
electrical inspectors
fire inspectors
Worn electrical equipment may be prone to _____ and subsequent overheating of surrounding materials to their ignition point.
arcing
overflow
encapsulating
ventilation
Overloading a circuit beyond its designed capabilities is an example of:
Improper Use of Electrical Equipment
Worn Electrical Equipment
Improper Use and Storage of Compressed Gas
Unintentional Ignition Sources
Which common storage method uses structural framework onto which pallets or other materials are placed?
Pallet storage
Solid piling
Rack storage
Loose piling
Who is usually responsible for the design, installation, and maintenance of fire protection systems in retail outlets?
Architects
Store owners
Contractors
Occupants
While working in material storage facilities, inspectors should pay attention to the increase fuel load and the change in _____________.
storage arrangement
business management
safety plan operations
ventilation systems
Which common storage method gives a fire the least chance to develop?
Pallet storage
Rack storage
Loose piling
Solid piling
The majority of pallets are constructed of:
Wood
Plastic
Paper
Metal
Which common storage method uses structural framework onto which pallets or other materials are placed?
Pallet storage
Solid piling
Rack storage
Loose piling
Rack storage has the most challenging fire protection problem because _______.
it exposes more surface area to a fire
it exposes less surface area to a fire
it limits the air space between the fuel units
the materials on pallets are completely encapsulated
Inspectors should review _____ before conducting an inspection at a storage facility or retail outlet.
storage documentation
architect blueprints
building plans
manufacturer's recommendations
When should the inspector conduct warehouse inspections?
Once every 6 months
If requested by the manufacturer
If there is a pattern of higher activity or when higher-risk materials are stored
Every scheduled shipment
It is critical that inspectors diligently inspect a warehouse's:
Ownership Documentation
Automatic Sprinkler System
Product supply
Architect blueprints
What is the primary hazard associated with lumberyards?
Size of a lumberyard
Rack storage
Unpredictable staff presence
High fuel load
Fires involving tires produce intense heat, smoke, and __________.
toxic oil
white steam
short ignition
carbon dioxide
Where do inspectors usually encounter outside tire storage?
Select all that apply
junkyards
scrap tire storage facilities
indoor storage units
landfills
What are the two main hazards associated with recycling plants?
Bulk storage and hazardous processes
Hazardous processes and high fuel loads
Bulk storage and limited staff presence
High fuel loads and improper storage
What material-handling equipment should inspectors verify that it is properly maintained and operated? Select all that apply.
Waste chutes
Shredders
Extruders
Conveyor belts
Compacting machines
Which facility involves the disposal of municipal trash and hazardous or biological materials?
Waste-handling
Pallet Storage
Recycling
Lumberyard
Which facilities present unique challenges due to the quantity of materials, the presence of untreated and untreated materials, and the processes used on those materials?
Warehouses
Waste-handling facilities
Lumberyards
Recycling facilities
Which waste disposal option can reduce the bulk of waste as much as 95 percent?
Incineration
Compaction
Burial
Landfill
When inspecting incinerators, inspectors should look for the following:
Select all that apply.
Fuel-fired incinerators are pre-heated for 30 minutes
Trained personnel operate the unit at all time
The feed door is fully closed
The waste material ash compartment is cleaned on a regular basis
Accumulation of creosote in flues and chimneys as applicable
What are the primary fire hazards of HVAC systems?
Inadequate clearances and improper limit controls
Heating appliances and the spread of fire through the air handling system
Buildup or leakage of gases
Careless handling of ashes and accumulation of creosote
Which furnace operates primarily by convection and the circulation of air without the use of fans?
Gravity
Forced-air
Room Heater
Unit Heater
Which furnace relies on a fan to move heated air through the system?
Gravity
Forced-air
Unit heat
Room heater
Furnaces must be properly vented so they cannot contribute to ________ build up.
carbon monoxide
carbon dioxide
sulphur dioxide
titanium monoxide
Which furnace should inspectors warn individuals to not cover the register or attempt to dry wet items?
Wall furnace
Floor furnace
Gravity furnace
Forced-air furnace
Which furnace are found in residential occupancies and small office spaces?
Wall furnace
Floor furnace
Gravity furnace
Forced-air furnace
A _____ is a pressure vessel that is used to generate steam to power machinery.
boiler
heat element
HVAC system
gravity furnace
What will automatically turn off fuel sources when a problem occurs with boilers?
interlock
power switch
breaker box
fusible link
Inspectors should verify a boiler's code compliance by performing the following:
(select all that apply)
Check for ASME nameplate
Verify inspection history
Note the pressure relief device
Document whether it is a fire-tube or water-tube boiler
Check the temperature
The combustion gases pass through tubes that are immersed in circulating water in what type of boiler?
Fire-tube
Water-tube
Coal-tube
Natural Gas-tube
In what kind of boiler does steam and water circulate through a series of small drums and tubes while combustion gases pass over the outside?
Water-tube
Fire-tube
Coal-tube
Natural Gas-tube
Which boiler fuel is atomized at the burner?
Natural gas
Coal
Oil
Diesel
Which type of heating device is hazardous because they can easily be misused?
Room heaters
Gravity furnaces
Unit heaters
Temporary/portable heaters
Heating devices that require nearby floors and walls be properly protected are called:
boilers
gravity furnaces
room heaters
elements
Which of the following is a self-contained device that is thermostatically controlled?
boiler
gravity furnace
HVAC system
unit heater
Which heater is a free-standing appliance that vents to the exterior of the building and are designed to burn coal or wood?
Solid-fuel room heater
Room heater
Unit heater
Temporary/Portable heater
Most commercial refrigerants have a classified level of flammability and ______ as defined in American National Standards Institute (ANSI)
toxicity
combustibility
dependability
structurability
An example of a mechanical air-moving or air-distribution system is a:
Boiler
Furnace
Ventilation system
Room heater
Which class filter will not contribute fuel to a fire and they will emit small quantities of smoke?
Class 1
Class 2
Class 3
Class 4
Which type of hood are placed over grease-producing equipment?
Type I
Type II
Type III
Type IV
What is the primary fire safety concern associated with ventilation systems?
Potential for the transmission of fire, smoke, and combustion
Potential for autoignition with combustible materials
Potential for the transmission of black smoke
Potential for complications with structural support
What should inspectors verify with ventilation-hood systems?
Select all that apply.
General cleanliness
Nozzles are properly oriented
Check the maintenance tag
Check pressure gauges and fusible link
Check the grease removal systems
Solid-fuel cooking equipment, such as wood-fired brick ovens and meat grilling equipment, can only have ______ day(s) supply of solid fuel in the same room.
1
2
3
0
Which class of industrial ovens and furnaces operate at approximately atmospheric pressure where no flammable volatile or combustible materials are being heated?
Class B
Class C
Class A
Class D
Many commercial cooking establishments utilize _____ for fire suppression.
dry-chemical systems
no specific systems
wet-chemical systems
water-based systems
Which system should be used to control Class K fires?
dry-chemical systems
no specific systems
wet-chemical systems
water-based systems
Which inspection item is NOT part of fire suppression systems in commercial cooking equipment?
Cooking appliances protected by the system have not been changed or switched out
An instruction sign for manual system operation is present
Employees have been trained to perform manual operations
System has been maintained per NFPA standards
Pressure gauges read their operable ranges
Which class of industrial ovens and furnaces operate at approximately atmospheric pressure where flammable volatile or combustible materials are being heated?
Class A
Class B
Class C
Class D
Which class of industrial ovens and furnaces operate at a special temperature and includes integral quench furnaces?
Class A
Class B
Class C
Class D
Which class of industrial ovens and furnaces operate above 5,000 degrees and includes the use of special processing atmospheres?
Class A
Class B
Class C
Class D
Industrial furnaces and ovens must have a(n) _______ system so the equipment will deactivate and remove the remaining fuel from the system.
interlock
power
generator
oxygen
The most common type of powered industrial truck is the:
ambulance
fire apparatus.
forklift.
dump truck.
What is the NFPA standard for grandstands, folding seating, tents, and membrane structures?
NFPA 102
NFPA 701
NFPA 86
NFPA 505
Tents must be made of ______ materials and the materials inside the tent must be made of _______ material.
flame-resistant, flame retardant
fireproof, fire-rated
industrial, sturdy
flame retardant, flame-resistant
Combustible vegetation must be cleared both inside a test and up to _____ around the outside of the tent.
5 feet (1.5 m)
1 foot (.3 m)
10 feet (3 m)
25 feet (7.5 m)
Which one is NOT an operation that generate ignition sources or hazardous atmospheres?
Welding
Cutting
Grinding
Spray Painting
Tents
True or False:
Inspectors should check to be sure that shop rags or towels are kept in approved plastic containers with lids at all times.
True
False
Which hazardous process is considered hot work?
Welding or thermal cutting
Auto paint shops
Dry cleaning operations
Quenching operations
Workers must maintain a fire watch for at least _____ after any welding or thermal cutting operation.
15 minutes
45 minutes
30 minutes
60 minutes
Where is the most common place for fires to occur in woodworking operations?
Dust hogger
Bathrooms
Boiler rooms
Closets
In what kind of flammable finishing is the primary hazard coming from a pressurized flammable or combustible liquid?
Spray finishing
Powder Coating
Immersion Coating
Quenching Operation
What involves the suspension of electrically charged combustible powders like polyester resin?
Powder Coating
Spray Finishing
Immersion Coating
Quenching Operations
What is a way to lower the potential of an incident for immersion coating operations?
It should be located away from other process areas and means of egress
It should be equipped with an automatic sprinkler
It should have mechanical ventilation system that is interlocked
It should have a confirmed air exhaust rate
All portions of the quench process should be _______ so that they all stop operating.
interlocked
separated
powered
enclosed
What is a significant issue regarding tanks used for quenching operations?
Overflow
Solvents
Powder Applications
Controlling Dust
What is the primary hazard with dry cleaning?
Presence of all the elements for fire
Solvents
Overflow
Malfunctioning Interlocks
What is a qualified testing agency that should test for combustible dust?
PHA
PHD
NFPA
ASME
What classification of dust includes metal dusts?
Group E
Group F
Group G
Group C
What dust classification group has volatile dust and contains more than 8 percent carbons?
Group E
Group F
Group G
Group C
What is a passive means of dust control?
Conveyor belt enclosures
Air metal separators
Vacuuming systems
Dust collection system
What is an example of an active dust control?
Air metal separator
Enclosures for conveyor belts
Automatic vacuums
Pneumatic system
The keys to preventing fires in materials-handling facilities are controlling ignition sources and ________.
dust
smoke
exhaust
trash
True or False:
Spark-producing portable power tools and propellant-actuated tools should not be used where combustible dust is present.
True
False
Fire watch inspected must be conducted for at least __________ after the torch work has been completed and the last torch has been turned off.
2 hours
30 minutes
1 hour
3 hours
The asphalt or tar carried in a trailer-mounted tank using what kind of heating device?
LPG burner
PHA burner
Diesel burner
Coal burner
What is a requirement for asphalt and tar kettles?
At least 1 employee should constantly attend the kettle
LPG burner is visible
Interlocking system
Automatic Sprinkler System
Dry cleaning plants are classified by the type of ______ used in the process.
Solvents
Hazards
Mediums
Classification
The best way to prevent a distillery fire is to:
vent all vapors inside the facility
control flammable vapors and ignition sources
produce only one type of spirit in the distillery
use the smallest tanks and casks possible
In commercial cooking establishments, must of the inspector's attention be focused on:
(select all that apply)
Ventilation hood
Exhaust
Fire protection systems
Filtering devices
Detectors
Inspectors should verify a boiler's code compliance by checking the:
ASME nameplate
Inspection history (tag or certificate)
Pressure Relief Device
Boiler Temperature
Automatic sprinkler system
What are the devices that have an interlock system?
Spray painting
Boiler
Quencher
Furnace
HVAC
Which material is not generally used to construct a pallet?
Wood
Plastic
Metal
Paper
Cardboard
Which standard tests for flame propagation of textiles and films?
NFPA 701
NFPA 102
NFPA 86
NFPA 51
Which fuels are usually used in boilers?
Natural gas
Coal
Oil
Water
Diesel
As an inspector, the proper application of _____ will reduce unsafe conditions.
model codes
industry standards
SOPs
locally adopted codes
What is any operation that requires the use of tools or machines that may produce a source of ignition?
Hot Work
Vessel
Safety Data Sheet (SDS)
Commodity
Which is not an operation that generates ignition sources or hazardous atmospheres?
Welding
Cutting
Grinding
Painting
Solid Piling Storage
