Mechanical ventilation supply systems shall be designed to deliver the required rate of outdoor

airflow to the breathing zone within each occupiable space.

Commercial grease ducts systems serving a Type I hood shall have a clearance to:

combustible construction of not less than 18".

Refrigerants, including refrigerant blends, with different designations in ASHRAE 34:

shall NOT be mixed in a system.

Where a contaminant is located within 10 feet of a ventilation air intake opening, openings:

shall be not less than 3 feet below the contaminant source.

The power supply to the electrical control system, for boilers:

shall be from a two-wire branch circuit that has a ground.

Protective assemblies shall not be placed less than 1" from mechanical appliances or devices:

regardless of the allowable reduced clearance.

Ducts installed underground shall have a minimum slope of:

1/8" per ft. to a drainage point provided with access.

Industrial occupancy _______________, where access by authorized persons is controlled.

is that portion of premises that is not open to the public

Central furnaces within compartments or alcoves shall have a min. working space clearance of:

3 inches along the sides, back and top.

A closet or alcove shall be defined as a room or space having a volume less than:

12x the total volume of fuel-fired appliances.

Room volume shall be computed using the gross floor area and the actual ceiling height,

up to a maximum computation height of 8 feet.

When authorized employees enforce this code they shall not be held liable,___________________.

when acting in good faith and without malice.

Round metallic ducts shall be mechanically fastened by means of at least_____ around the joint.

3 sheet metal screws or rivets spaced equally

Domestic clothes dryer transition ducts used to connect the dryer to the exhaust duct system:

shall be limited to a single length not to exceed 8 feet.

Equipment and appliances having an ignition source and located in garages shall be elevated so

the source of ignition is not less than 18" above the floor.

Residential occupancy is that portion of premises that provides the occupants with:

complete independent living facilities.

Defective material or parts shall be replaced or repaired in such a manner_____________.

so as to preserve the original approval of listing.

Where there is a conflict between a general and specific requirement, the______________.

specific requirement shall govern.

Guards shall be provided where equipment, roof hatches or other components that require service

are located within 10 feet of a roof edge.

Outdoor or return air for a forced-air-heating system shall not be taken from a __________.

Unconditioned attic., Toilet room, Bathroom, Closet

Attics containing appliances shall be provided with an opening and unobstructed passageway:

large enough to allow removal of the largest appliance.

Passageways around all sides of boilers shall have an unobstructed width of:

not less than 18" unless otherwise approved.

Ventilation air intake openings in residential occupancies shall have protective screens

with openings not less than 1/4" and not more than 1/2".

All wiring for smoke control systems, regardless of voltage:

shall be fully enclosed within continuous raceways.

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100 termsStudBud Administration11 plays

2015 IMC Code Quiz #1: A #quiz to help familiarize #apprentices with the #International Mechanical Code. 2015 IMC Code Quiz #2: A #quiz to familiarize #apprentices with the #International Mechanical Code. 2015 IMC Code Quiz #3 : A #quiz to #familiarize appentices with the #Inte

Flashcards100 cardsFPractice quizPHost liveL

Questions 100

Answers

1
The max. length of a domestic clothes dryer exhaust duct is ____ from the dryer to the outlet.
35 feet
8 feet
15 feet
55
2
Mechanical ventilation supply systems shall be designed to deliver the required rate of outdoor
airflow for natural ventilation systems in the space.
airflow to the breathing zone within each occupiable space.
exhaust air to maintain minimum temperatures in the space.
combustion air for mechanical heat pump systems present.
3
Machinery rooms shall be mechanically ventilated to:
prevent fire hazards.
prevent high levels of noise from accumulating.
the outdoors.
remove odors and fumes.
4
Commercial grease ducts systems serving a Type I hood shall have a clearance to:
combustible construction of not less than 1".
combustible construction of not less than 6".
combustible construction of not less than 30".
combustible construction of not less than 18".
5
Condensate shall not discharge into a street, alley or other areas so as to cause a __________.
nuisance
puddle
discoloration of the sidewalk
riot
6
Refrigerants, including refrigerant blends, with different designations in ASHRAE 34:
shall NOT be mixed in a system.
shall not be mixed in a system, but can be vented together.
are intended to be mixed in a system.
ARE permitted to be mixed in a system.
7
Every occupied space shall be ventilated by natural or __________ means.
mechanical
convection current
high efficiency
passive
8
Condensate drain systems shall be provided for equipment and appliances containing:
evaporators or cooling coils.
compressors or condensers.
heating equipment.
ducted airflow systems.
9
Where a contaminant is located within 10 feet of a ventilation air intake opening, openings:
shall be not less than 6 feet below the contaminant source.
shall be not less than 1 foot below the contaminant source.
shall be not less than 18" below the contaminant source.
shall be not less than 3 feet below the contaminant source.
10
Appliances installed in other than indoor locations shall be listed and labeled for:
outdoor installations.
indoor installations.
mechanical room installations.
hazardous installations.
11
Final inspection shall be made upon __________ of the mechanical system.
backfilling
installation
rough-in
completion
12
Open-type expansion tanks shall be located a minimum of ____ above the highest heating element.
3 feet
2 feet
12 inches
4 feet
13
Valves requiring one-quarter round turn or less are considered to be __________ opening
gate
quick
globe
slow
14
The power supply to the electrical control system, for boilers:
shall be from a one-wire branch circuit that has a ground.
shall be from a two-wire branch circuit that has no ground.
shall be from a three-wire branch circuit and is ungrounded.
shall be from a two-wire branch circuit that has a ground.
15
Cleanouts located on horizontal sections of commercial grease ducts shall be space:
not more than 3' apart.
not more than 12' apart.
not more than 36" apart.
not more than 20' apart.
16
Protective assemblies shall not be placed less than 1" from mechanical appliances or devices:
unless there is an allowable reduced clearance.
so that they can properly sense a fault in the equipment.
unless they are directly mounted to them for security.
regardless of the allowable reduced clearance.
17
Ducts installed underground shall have a minimum slope of:
1/8" per ft. to a drainage point provided with access.
1/4" per ft. to a drainage point provided with access.
1/2" per ft. to a drainage point provided with access.
1/8" per 10 ft. to a drainage point provided with access.
18
Industrial occupancy _______________, where access by authorized persons is controlled.
describes a mechanized area
is the portion of premises that is always open to the public
implies that the premises is not continually occupied
is that portion of premises that is not open to the public
19
Unlisted duct tape is__________ as a sealant on any metal ducts.
approved
frequently used
allowable
not permitted
20
Central furnaces within compartments or alcoves shall have a min. working space clearance of:
6 inches along the sides, back and top.
30 inches along the sides, back and top.
3 inches along the sides, back and top.
1 inches along the sides, back and top.
21
What is the mimimum nominal size diameter of domestic clothes dryer exhaust ducts?
8 inches
3 inches
5 inches
4 inches
22
A closet or alcove shall be defined as a room or space having a volume less than:
the size of a twin-sized mattress, thus, un-rentable space.
3 feet x 4 feet x 8 feet
3x the total volume of fuel-fired appliances.
12x the total volume of fuel-fired appliances.
23
Room volume shall be computed using the gross floor area and the actual ceiling height,
up to a maximum computation height of 10 feet.
up to a maximum computation height of 8 feet.
up to a maximum computation height of 6 feet.
up to a maximum computation height of 24 feet.
24
When authorized employees enforce this code they shall not be held liable,___________________.
when acting in good faith and without malice.
if they have a contractor's license.
if they can demonstrate a working knowledge of the code.
if they have passed a state regulated code test.
25
Appliances shall be __________ for inspection, service, repair, or replacement.
functional
accessible
operational
visible
26
Round metallic ducts shall be mechanically fastened by means of at least_____ around the joint.
5 sheet metal screws or rivets spaced equally
2 sheet metal screws or rivets spaced equally
3 sheet metal screws or rivets spaced equally
4 sheet metal screws or rivets spaced equally
27
Domestic clothes dryer transition ducts used to connect the dryer to the exhaust duct system:
shall be limited to a single length not to exceed 23 feet.
shall be limited to a single length not to exceed 8 feet.
shall be limited to a single length not to exceed 6 feet.
shall be limited to a single length not to exceed 35 feet.
28
A floor furnace shall not be placed closer than _____ to the nearest wall.
3 inches
12 inches
6 inches
1 inch
29
Type L vents shall terminate not less than ___ above the highest point of the roof penetration.
10 feet
18 inches
6 inches
2 feet
30
All pressure vessels shall be protected with a __________ valve or __________-limiting device.
low pressure, freeze
pressure relief , pressure
pressure regulator, overfill
fill, flow
31
Equipment and appliances having an ignition source and located in garages shall be elevated so
that the carbon monoxide generated does not exceed 4 ppm.
the source of ignition is not less than 18" above the floor.
that the ignition source is 8 ft. above the floor.
that the ignition source is over 6 ft above the floor.
32
Permits shall expire and become null and void if the work authorized is not commenced within:
180 days of issuance.
one year of issuance.
90 days of issuance.
30 days of issuance.
33
Hot water boilers shall be protected with a safety __________ valve.
lighting
blow-down
relief
smoke sensing
34
Residential occupancy is that portion of premises that provides the occupants with:
complete independent living facilities.
comfort heating and cooling.
an area in which to entertain guests or socialize.
power outlets at regular intervals and one telephone line.
35
Defective material or parts shall be replaced or repaired in such a manner_____________.
as finances or resources allow.
that it cannot be immediately identified as repaired.
so as to preserve the original approval of listing.
that pleases the customer.
36
Where there is a conflict between a general and specific requirement, the______________.
code no longer will apply.
specific requirement shall govern.
most stringent code applies.
interpretation of the installing contractor will apply.
37
Vented wall furnaces shall have a manual shutoff valve installed _________of all controls.
as part of an automatic safety circuit that is part
ahead
downstream
that will control the proper temperature for emergency heat
38
Guards shall be provided where equipment, roof hatches or other components that require service
are located within 8 feet of a roof edge.
are located within 10 feet of a roof edge.
are located within 6 feet of a roof edge.
are located within 3 feet of a roof edge.
39
Type I commercial kitchen exhaust hoods shall be installed where cooking appliance produce:
grease or smoke.
undesirable fumes.
heat in excess of 1500 degrees F.
heat in excess of 1000 degrees F.
40
Outdoor or return air for a forced-air-heating system shall not be taken from a __________.
Unconditioned attic.
Toilet room
Bathroom
Closet
41
Attics containing appliances shall be provided with an opening and unobstructed passageway:
a minimum of 18" x 24".
large enough to allow removal of the largest appliance.
large enough to allow access by the smallest service person.
large enough to allow proper filter media to pass through.
42
Appliances located in private garages and carports shall be installed:
8 feet above the floor.
36 inches
10 feet above the floor.
6 feet above the floor.
43
Passageways around all sides of boilers shall have an unobstructed width of:
not less than 12" unless otherwise approved.
not less than 18" unless otherwise approved.
not less than 30" unless otherwise approved.
not less than 6" unless otherwise approved.
44
Every steam boiler shall be equipped with a quick-opening __________ valve.
blowoff
fill
emergency shut-off
gas
45
All appliances regulated by this code shall be __________ and __________.
electric and, or gas operated
fuel efficient and certified
listed and labeled
operational and leak free
46
Electrical equipment with metallic enclosures exposed within a plenum shall ___________.
not be permitted.
be permitted.
conform to ANSI standard 10B.
be grounded through a surge suppressor.
47
All steam and hot water boilers shall be provided with a __________-__________ cutoff control.
freeze-protection
low-water
high-voltage
high-water
48
Mixed occupancy occurs when __________or more occupancies are located within the same building.
one
four
three
two
49
Ventilation air intake openings in residential occupancies shall have protective screens
with openings not less than 1/8" and not more than 1/4".
with openings not less than 3/4" and not more than 1-1/2".
with openings not less than 1/4" and not more than 1/2".
with openings not less than 1/2" and not more than 1/2".
50
All steam boilers shall be protected with a __________ valve.
shutoff
water make-up
high pressure regulator
safety
51
All wiring for smoke control systems, regardless of voltage:
shall be of shielded and bonded type copper conductors.
shall be encased in plastic or flexible conduits.
shall be fully accessible for periodic inspection.
shall be fully enclosed within continuous raceways.
52
The clear access opening dimensions for underfloor spaces containing appliances shall be:
a minimum of 30" X 80 ".
a minimum of 30" X 30 ".
a minimum of 22" X 30 ".
a minimum of 24" X 36 ".
53
Fuel-fired appliances shall not be located in, or obtain combustion air from __________.
Storage closets or Surgical rooms
Bathrooms
Sleeping rooms
Toilet rooms
54
____________ shall be installed in HVAC systems designed to operate with fans on during a fire.
No fire-dampers
Only fire-dampers listed as smoke suppression system dampers
Fire-dampers NOT labeled for use with circulation systems
Only fire-dampers labeled for use with dynamic systems
55
One BTU is the quantity of heat required to raise the temperature of ________________.
1 pound of water 1°F.
10 pounds of water 1°F.
2 pounds of water 4°F.
1/2 pound of water 2°F.
56
Brass tubing, 1 1/4-inch diameter and smaller shall be supported every:
4 feet when in a horizontal position.
10 feet when in a horizontal position.
3 feet when in a horizontal position.
6 feet when in a horizontal position.
57
Commercial occupancy is that portion of a premises where people:
purchase food
purchase goods
receive personal service
transact business
58
Each day a code violation continues after due notice has been served shall be deemed a _______.
continuous offense.
intentional offense.
separate offense.
singular offense.
59
Domestic range hoods equipped with downdraft exhaust located within dwelling units:
shall discharge to the same space.
shall recirculate the air through approved filtration means.
shall discharge to the outdoors.
shall discharge through an approved A2 grease duct.
60
Commercial clothes dryer ducts serving Type 2 clothes dryers shall have a minimum clearance of:
2" to combustible materials.
1" to combustible materials.
6" to combustible materials.
3" to combustible materials.
61
Cooking appliances that are designed for permanent installation shall be ________and _________.
tested and certified
listed and labeled
cleaned and inspected
reconditioned and tested
62
Underground inspection shall be made after trenches are excavated and bedded, piping installed,
and after backfill has been put in place.
only if the piping will not require pressure testing.
and after piping has been pressure tested to 300 psi.
and before backfill is put into place.
63
The clear access opening dimensions for attics containing appliances
shall be a minimum of 30" x 30" inches.
is irrelevant and does not need to be observed.
shall be a minimum of 68" x 86" inches.
shall be a minimum of 20" x 30" inches.
64
Standard air is air at standard temperature and pressure of: ____ and____inches of mercury.
70°F, 2.92
70°F, 29.92
72°F, 28.62
74°F, 26.62
65
Public assembly occupancy is that portion of premises where large numbers of people congregate:
and from which occupants cannot quickly vacate the space.
and conduct business, exchange goods or services.
and can readily evacuate the space and disperse.
but are all related to one another.
66
Mechanical makeup air for commercial kitchen exhaust systems shall be automatically controlled:
to start and operate simultaneously with the exhaust system.
to maintain a minimum of 70 degree supply air to the space.
to maintain a specific pressure.
with a switch immediately accessible at the heat source.
67
In smoking lounges __________ exhaust is required.
no
only periodic
natural
mechanical
68
Wall register models shall not be placed closer than _____ to a corner.
12 inches
1 inch
6 inches
3 inches
69
Air intake openings for ventilation shall be located in a minimum of:
10 feet from lot lines or buildings on the same lot.
3 feet from lot lines or buildings on the same lot.
6 feet from lot lines or buildings on the same lot.
30 feet from lot lines or buildings on the same lot.
70
The ventilation rates in Table 403.3 Minimum Ventilation Rates are based on the absence of:
mechanical types of ventilation.
consideration of the breathing zone.
human occupation of the space.
smoking in occupiable spaces.
71
Large mercantile occupancy is that portion of premises where people:
no occupancy is permitted during business hours.
congregate on levels above or below street level
go to purchase personal merchandise
numbering more than 100 persons
72
Mechanical systems shall not be located in _________________.
an attic.
an elevator shaft.
a non-ventilated basement.
a crawl-space.
73
Appliances located in public garages shall be a minimum of _______ above the floor.
36 inches
8 feet
6 feet
10 feet
74
Interior spaces intended for human occupancy shall be capable of maintaining a min. temp. of:
68°F at a point 18" above the floor at it's design temp.
60°F at a point 3 feet above the floor at it's design temp.
68°F at a point 3 feet above the floor at it's design temp.
72°F at a point 3 feet above the floor at it's design temp.
75
Chapter 4: Ventilation shall govern the ventilation of spaces within a building intended to be:
occupied.
used for flammable material storage.
used as a parking garage.
utilized for hazardous storage.
76
The mechanical exhaust rate for ventilation of uninhabited spaces shall not be less than:
0.02 cfm per square foot of horizontal area.
0.002 cfm per square foot of horizontal area.
2.0 cfm per square foot of horizontal area.
0.10 cfm per square foot of horizontal area.
77
Condensate waste drain line size shall not be less than___________ to the place of disposal.
3/4" ID and shall not decrease in size from the drain pan
3/4" ID min, but may decrease one size from the drain pan
1" ID min, but may decrease 1/2 pipe size from the drain pan
1/2" ID and shall not decrease in size from the drain pan
78
The minimum outdoor airflow required to be supplied to each zone shall be determined as:
a function of flammable classification.
a function of refrigerant classification.
a function of occupancy classification.
a function of CO2 classification.
79
Factory-built fireplace hearth extensions shall be __________ from the surrounding floor area.
elevated by a minimum of 8 inches
of the same material and indistinguishable
elevated by a minimum of 3 inches
readily distinguishable
80
Equipment and appliances installed at grade level shall be supported on a level concrete slab
extending not less than 18" above the adjoining grade.
extending not less than 6" above the adjoining grade.
extending not less than 3" above the adjoining grade.
extending not less than 1" above the adjoining grade.
81
Clothes dryer exhaust ducts shall not be connected or installed with sheet metal:
screws or other fasteners that will obstruct exhaust flow.
duct.
or other types of piping that may corrode from the moisture.
ventilation piping in excess of 0.02 duct static.
82
Vented wall furnaces shall be located so that a door cannot swing within:
6 inches of an air inlet.
12 inches of an air inlet.
24 inches of an air inlet.
3 inches of an air inlet.
83
Rooms containing appliances shall be provided with a door and an unobstructed passageway:
measuring not less than 36" wide x 80" high.
measuring not less than 24" wide x 30" high.
measuring not less than 48" wide x 86" high.
measuring not less than 36" wide x 36" high.
84
________________________used to support commercial grease ducts shall not penetrate duct walls.
Bolts, screws, rivets and other mechanical fasteners
Mechanical exhaust systems
Filtration equipment
Powered ventilators
85
Sauna Heaters shall be equipped with a thermostat that will limit room temperature to ____° F.
194
140
120
186
86
Smoke control systems shall be supplied with __________ source(s) of power.
a dedicated
three
a singular
two
87
________________ air shall not be recirculated to occupiable areas.
Conditioned
Return
Contaminated
Supply
88
The amount of supply air shall be approximately _______to the amount of return and exhaust air.
2 times
equal
1000 cfm/ square inch
equivalent to one half
89
The building or structure shall not be __________ by the installation of mechanical systems.
overheated
weakened
overcooled
modified
90
Horizontal termination of mechanical draft systems shall be not less than:
7 feet above the level of the walkway below.
10 feet above the level of the walkway below.
3 feet above the level of the walkway below.
3 inches above the level of the walkway below.
91
Exhaust discharge air shall not be exhausted into an __________ or crawl space.
automotive carport
outside area
attic
unoccupied space
92
The code official shall have the authority to render __________ of this code.
interpretations
exceptions and modifications that their expertise allows
additions and expansions
obsolete or non-applicable sections
93
A certificate of test shall be provided for all systems containing ___________ of refrigerant.
30 pounds or more
15 pounds or more
55 pounds or more
500 pounds or more
94
Locations of refrigerating systems are described by ________to respond to potential exposures.
cubic inches and fire suppression systems
occupancy classifications that consider people's ability
refrigerant sensors and their ability
flammability of refrigerant and the Fire Departments ability
95
The minimum size of a closed-type expansion tank shall be based on the capacity of the:
hot-water-heating system.
burner.
heating element.
fill valve.
96
Requirements for combustion and dilution air for gas-fired appliances shall be in accordance:
with the International Combustion and Dilution Air Gas Code.
with the Uniform Mechanical Code.
with the International Fuel Gas Code.
with the International Plumbing Code.
97
All portions of active or passive smoke control systems shall be capable of continued operation
after detection of the fire event, not less than 5 minutes.
after detection of the fire event, not less than 30 minutes.
after detection of the fire event, not less than 20 minutes.
after detection of the fire event, not less than 120 minutes
98
The air removed by every mechanical exhaust system shall be discharged __________.
into an acceptable filtration system.
outdoors.
indoors
no closer than 3 feet to a property line.
99
Termination of exhaust outlets discharging to the outdoors for structures in flood hazard areas
shall be installed at or above the design flood level.
shall be installed at or below the design flood level.
shall not be allowed.
shall be installed at or above a minimum of 7' above grade.
100
Install floor furnaces so that a drapery or similar combustible object will not be nearer than:
30" to any portion of the register of the furnace.
18" to any portion of the register of the furnace.
6" to any portion of the register of the furnace.
12" to any portion of the register of the furnace.

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Speed Round

100 termsStudBud Administration11 plays

Flashcards100 cardsFPractice quizPHost liveL

Questions 100

Answers

1
The max. length of a domestic clothes dryer exhaust duct is ____ from the dryer to the outlet.
35 feet
8 feet
15 feet
55
2
Mechanical ventilation supply systems shall be designed to deliver the required rate of outdoor
airflow for natural ventilation systems in the space.
airflow to the breathing zone within each occupiable space.
exhaust air to maintain minimum temperatures in the space.
combustion air for mechanical heat pump systems present.
3
Machinery rooms shall be mechanically ventilated to:
prevent fire hazards.
prevent high levels of noise from accumulating.
the outdoors.
remove odors and fumes.
4
Commercial grease ducts systems serving a Type I hood shall have a clearance to:
combustible construction of not less than 1".
combustible construction of not less than 6".
combustible construction of not less than 30".
combustible construction of not less than 18".
5
Condensate shall not discharge into a street, alley or other areas so as to cause a __________.
nuisance
puddle
discoloration of the sidewalk
riot
6
Refrigerants, including refrigerant blends, with different designations in ASHRAE 34:
shall NOT be mixed in a system.
shall not be mixed in a system, but can be vented together.
are intended to be mixed in a system.
ARE permitted to be mixed in a system.
7
Every occupied space shall be ventilated by natural or __________ means.
mechanical
convection current
high efficiency
passive
8
Condensate drain systems shall be provided for equipment and appliances containing:
evaporators or cooling coils.
compressors or condensers.
heating equipment.
ducted airflow systems.
9
Where a contaminant is located within 10 feet of a ventilation air intake opening, openings:
shall be not less than 6 feet below the contaminant source.
shall be not less than 1 foot below the contaminant source.
shall be not less than 18" below the contaminant source.
shall be not less than 3 feet below the contaminant source.
10
Appliances installed in other than indoor locations shall be listed and labeled for:
outdoor installations.
indoor installations.
mechanical room installations.
hazardous installations.
11
Final inspection shall be made upon __________ of the mechanical system.
backfilling
installation
rough-in
completion
12
Open-type expansion tanks shall be located a minimum of ____ above the highest heating element.
3 feet
2 feet
12 inches
4 feet
13
Valves requiring one-quarter round turn or less are considered to be __________ opening
gate
quick
globe
slow
14
The power supply to the electrical control system, for boilers:
shall be from a one-wire branch circuit that has a ground.
shall be from a two-wire branch circuit that has no ground.
shall be from a three-wire branch circuit and is ungrounded.
shall be from a two-wire branch circuit that has a ground.
15
Cleanouts located on horizontal sections of commercial grease ducts shall be space:
not more than 3' apart.
not more than 12' apart.
not more than 36" apart.
not more than 20' apart.
16
Protective assemblies shall not be placed less than 1" from mechanical appliances or devices:
unless there is an allowable reduced clearance.
so that they can properly sense a fault in the equipment.
unless they are directly mounted to them for security.
regardless of the allowable reduced clearance.
17
Ducts installed underground shall have a minimum slope of:
1/8" per ft. to a drainage point provided with access.
1/4" per ft. to a drainage point provided with access.
1/2" per ft. to a drainage point provided with access.
1/8" per 10 ft. to a drainage point provided with access.
18
Industrial occupancy _______________, where access by authorized persons is controlled.
describes a mechanized area
is the portion of premises that is always open to the public
implies that the premises is not continually occupied
is that portion of premises that is not open to the public
19
Unlisted duct tape is__________ as a sealant on any metal ducts.
approved
frequently used
allowable
not permitted
20
Central furnaces within compartments or alcoves shall have a min. working space clearance of:
6 inches along the sides, back and top.
30 inches along the sides, back and top.
3 inches along the sides, back and top.
1 inches along the sides, back and top.
21
What is the mimimum nominal size diameter of domestic clothes dryer exhaust ducts?
8 inches
3 inches
5 inches
4 inches
22
A closet or alcove shall be defined as a room or space having a volume less than:
the size of a twin-sized mattress, thus, un-rentable space.
3 feet x 4 feet x 8 feet
3x the total volume of fuel-fired appliances.
12x the total volume of fuel-fired appliances.
23
Room volume shall be computed using the gross floor area and the actual ceiling height,
up to a maximum computation height of 10 feet.
up to a maximum computation height of 8 feet.
up to a maximum computation height of 6 feet.
up to a maximum computation height of 24 feet.
24
When authorized employees enforce this code they shall not be held liable,___________________.
when acting in good faith and without malice.
if they have a contractor's license.
if they can demonstrate a working knowledge of the code.
if they have passed a state regulated code test.
25
Appliances shall be __________ for inspection, service, repair, or replacement.
functional
accessible
operational
visible
26
Round metallic ducts shall be mechanically fastened by means of at least_____ around the joint.
5 sheet metal screws or rivets spaced equally
2 sheet metal screws or rivets spaced equally
3 sheet metal screws or rivets spaced equally
4 sheet metal screws or rivets spaced equally
27
Domestic clothes dryer transition ducts used to connect the dryer to the exhaust duct system:
shall be limited to a single length not to exceed 23 feet.
shall be limited to a single length not to exceed 8 feet.
shall be limited to a single length not to exceed 6 feet.
shall be limited to a single length not to exceed 35 feet.
28
A floor furnace shall not be placed closer than _____ to the nearest wall.
3 inches
12 inches
6 inches
1 inch
29
Type L vents shall terminate not less than ___ above the highest point of the roof penetration.
10 feet
18 inches
6 inches
2 feet
30
All pressure vessels shall be protected with a __________ valve or __________-limiting device.
low pressure, freeze
pressure relief , pressure
pressure regulator, overfill
fill, flow
31
Equipment and appliances having an ignition source and located in garages shall be elevated so
that the carbon monoxide generated does not exceed 4 ppm.
the source of ignition is not less than 18" above the floor.
that the ignition source is 8 ft. above the floor.
that the ignition source is over 6 ft above the floor.
32
Permits shall expire and become null and void if the work authorized is not commenced within:
180 days of issuance.
one year of issuance.
90 days of issuance.
30 days of issuance.
33
Hot water boilers shall be protected with a safety __________ valve.
lighting
blow-down
relief
smoke sensing
34
Residential occupancy is that portion of premises that provides the occupants with:
complete independent living facilities.
comfort heating and cooling.
an area in which to entertain guests or socialize.
power outlets at regular intervals and one telephone line.
35
Defective material or parts shall be replaced or repaired in such a manner_____________.
as finances or resources allow.
that it cannot be immediately identified as repaired.
so as to preserve the original approval of listing.
that pleases the customer.
36
Where there is a conflict between a general and specific requirement, the______________.
code no longer will apply.
specific requirement shall govern.
most stringent code applies.
interpretation of the installing contractor will apply.
37
Vented wall furnaces shall have a manual shutoff valve installed _________of all controls.
as part of an automatic safety circuit that is part
ahead
downstream
that will control the proper temperature for emergency heat
38
Guards shall be provided where equipment, roof hatches or other components that require service
are located within 8 feet of a roof edge.
are located within 10 feet of a roof edge.
are located within 6 feet of a roof edge.
are located within 3 feet of a roof edge.
39
Type I commercial kitchen exhaust hoods shall be installed where cooking appliance produce:
grease or smoke.
undesirable fumes.
heat in excess of 1500 degrees F.
heat in excess of 1000 degrees F.
40
Outdoor or return air for a forced-air-heating system shall not be taken from a __________.
Unconditioned attic.
Toilet room
Bathroom
Closet
41
Attics containing appliances shall be provided with an opening and unobstructed passageway:
a minimum of 18" x 24".
large enough to allow removal of the largest appliance.
large enough to allow access by the smallest service person.
large enough to allow proper filter media to pass through.
42
Appliances located in private garages and carports shall be installed:
8 feet above the floor.
36 inches
10 feet above the floor.
6 feet above the floor.
43
Passageways around all sides of boilers shall have an unobstructed width of:
not less than 12" unless otherwise approved.
not less than 18" unless otherwise approved.
not less than 30" unless otherwise approved.
not less than 6" unless otherwise approved.
44
Every steam boiler shall be equipped with a quick-opening __________ valve.
blowoff
fill
emergency shut-off
gas
45
All appliances regulated by this code shall be __________ and __________.
electric and, or gas operated
fuel efficient and certified
listed and labeled
operational and leak free
46
Electrical equipment with metallic enclosures exposed within a plenum shall ___________.
not be permitted.
be permitted.
conform to ANSI standard 10B.
be grounded through a surge suppressor.
47
All steam and hot water boilers shall be provided with a __________-__________ cutoff control.
freeze-protection
low-water
high-voltage
high-water
48
Mixed occupancy occurs when __________or more occupancies are located within the same building.
one
four
three
two
49
Ventilation air intake openings in residential occupancies shall have protective screens
with openings not less than 1/8" and not more than 1/4".
with openings not less than 3/4" and not more than 1-1/2".
with openings not less than 1/4" and not more than 1/2".
with openings not less than 1/2" and not more than 1/2".
50
All steam boilers shall be protected with a __________ valve.
shutoff
water make-up
high pressure regulator
safety
51
All wiring for smoke control systems, regardless of voltage:
shall be of shielded and bonded type copper conductors.
shall be encased in plastic or flexible conduits.
shall be fully accessible for periodic inspection.
shall be fully enclosed within continuous raceways.
52
The clear access opening dimensions for underfloor spaces containing appliances shall be:
a minimum of 30" X 80 ".
a minimum of 30" X 30 ".
a minimum of 22" X 30 ".
a minimum of 24" X 36 ".
53
Fuel-fired appliances shall not be located in, or obtain combustion air from __________.
Storage closets or Surgical rooms
Bathrooms
Sleeping rooms
Toilet rooms
54
____________ shall be installed in HVAC systems designed to operate with fans on during a fire.
No fire-dampers
Only fire-dampers listed as smoke suppression system dampers
Fire-dampers NOT labeled for use with circulation systems
Only fire-dampers labeled for use with dynamic systems
55
One BTU is the quantity of heat required to raise the temperature of ________________.
1 pound of water 1°F.
10 pounds of water 1°F.
2 pounds of water 4°F.
1/2 pound of water 2°F.
56
Brass tubing, 1 1/4-inch diameter and smaller shall be supported every:
4 feet when in a horizontal position.
10 feet when in a horizontal position.
3 feet when in a horizontal position.
6 feet when in a horizontal position.
57
Commercial occupancy is that portion of a premises where people:
purchase food
purchase goods
receive personal service
transact business
58
Each day a code violation continues after due notice has been served shall be deemed a _______.
continuous offense.
intentional offense.
separate offense.
singular offense.
59
Domestic range hoods equipped with downdraft exhaust located within dwelling units:
shall discharge to the same space.
shall recirculate the air through approved filtration means.
shall discharge to the outdoors.
shall discharge through an approved A2 grease duct.
60
Commercial clothes dryer ducts serving Type 2 clothes dryers shall have a minimum clearance of:
2" to combustible materials.
1" to combustible materials.
6" to combustible materials.
3" to combustible materials.
61
Cooking appliances that are designed for permanent installation shall be ________and _________.
tested and certified
listed and labeled
cleaned and inspected
reconditioned and tested
62
Underground inspection shall be made after trenches are excavated and bedded, piping installed,
and after backfill has been put in place.
only if the piping will not require pressure testing.
and after piping has been pressure tested to 300 psi.
and before backfill is put into place.
63
The clear access opening dimensions for attics containing appliances
shall be a minimum of 30" x 30" inches.
is irrelevant and does not need to be observed.
shall be a minimum of 68" x 86" inches.
shall be a minimum of 20" x 30" inches.
64
Standard air is air at standard temperature and pressure of: ____ and____inches of mercury.
70°F, 2.92
70°F, 29.92
72°F, 28.62
74°F, 26.62
65
Public assembly occupancy is that portion of premises where large numbers of people congregate:
and from which occupants cannot quickly vacate the space.
and conduct business, exchange goods or services.
and can readily evacuate the space and disperse.
but are all related to one another.
66
Mechanical makeup air for commercial kitchen exhaust systems shall be automatically controlled:
to start and operate simultaneously with the exhaust system.
to maintain a minimum of 70 degree supply air to the space.
to maintain a specific pressure.
with a switch immediately accessible at the heat source.
67
In smoking lounges __________ exhaust is required.
no
only periodic
natural
mechanical
68
Wall register models shall not be placed closer than _____ to a corner.
12 inches
1 inch
6 inches
3 inches
69
Air intake openings for ventilation shall be located in a minimum of:
10 feet from lot lines or buildings on the same lot.
3 feet from lot lines or buildings on the same lot.
6 feet from lot lines or buildings on the same lot.
30 feet from lot lines or buildings on the same lot.
70
The ventilation rates in Table 403.3 Minimum Ventilation Rates are based on the absence of:
mechanical types of ventilation.
consideration of the breathing zone.
human occupation of the space.
smoking in occupiable spaces.
71
Large mercantile occupancy is that portion of premises where people:
no occupancy is permitted during business hours.
congregate on levels above or below street level
go to purchase personal merchandise
numbering more than 100 persons
72
Mechanical systems shall not be located in _________________.
an attic.
an elevator shaft.
a non-ventilated basement.
a crawl-space.
73
Appliances located in public garages shall be a minimum of _______ above the floor.
36 inches
8 feet
6 feet
10 feet
74
Interior spaces intended for human occupancy shall be capable of maintaining a min. temp. of:
68°F at a point 18" above the floor at it's design temp.
60°F at a point 3 feet above the floor at it's design temp.
68°F at a point 3 feet above the floor at it's design temp.
72°F at a point 3 feet above the floor at it's design temp.
75
Chapter 4: Ventilation shall govern the ventilation of spaces within a building intended to be:
occupied.
used for flammable material storage.
used as a parking garage.
utilized for hazardous storage.
76
The mechanical exhaust rate for ventilation of uninhabited spaces shall not be less than:
0.02 cfm per square foot of horizontal area.
0.002 cfm per square foot of horizontal area.
2.0 cfm per square foot of horizontal area.
0.10 cfm per square foot of horizontal area.
77
Condensate waste drain line size shall not be less than___________ to the place of disposal.
3/4" ID and shall not decrease in size from the drain pan
3/4" ID min, but may decrease one size from the drain pan
1" ID min, but may decrease 1/2 pipe size from the drain pan
1/2" ID and shall not decrease in size from the drain pan
78
The minimum outdoor airflow required to be supplied to each zone shall be determined as:
a function of flammable classification.
a function of refrigerant classification.
a function of occupancy classification.
a function of CO2 classification.
79
Factory-built fireplace hearth extensions shall be __________ from the surrounding floor area.
elevated by a minimum of 8 inches
of the same material and indistinguishable
elevated by a minimum of 3 inches
readily distinguishable
80
Equipment and appliances installed at grade level shall be supported on a level concrete slab
extending not less than 18" above the adjoining grade.
extending not less than 6" above the adjoining grade.
extending not less than 3" above the adjoining grade.
extending not less than 1" above the adjoining grade.
81
Clothes dryer exhaust ducts shall not be connected or installed with sheet metal:
screws or other fasteners that will obstruct exhaust flow.
duct.
or other types of piping that may corrode from the moisture.
ventilation piping in excess of 0.02 duct static.
82
Vented wall furnaces shall be located so that a door cannot swing within:
6 inches of an air inlet.
12 inches of an air inlet.
24 inches of an air inlet.
3 inches of an air inlet.
83
Rooms containing appliances shall be provided with a door and an unobstructed passageway:
measuring not less than 36" wide x 80" high.
measuring not less than 24" wide x 30" high.
measuring not less than 48" wide x 86" high.
measuring not less than 36" wide x 36" high.
84
________________________used to support commercial grease ducts shall not penetrate duct walls.
Bolts, screws, rivets and other mechanical fasteners
Mechanical exhaust systems
Filtration equipment
Powered ventilators
85
Sauna Heaters shall be equipped with a thermostat that will limit room temperature to ____° F.
194
140
120
186
86
Smoke control systems shall be supplied with __________ source(s) of power.
a dedicated
three
a singular
two
87
________________ air shall not be recirculated to occupiable areas.
Conditioned
Return
Contaminated
Supply
88
The amount of supply air shall be approximately _______to the amount of return and exhaust air.
2 times
equal
1000 cfm/ square inch
equivalent to one half
89
The building or structure shall not be __________ by the installation of mechanical systems.
overheated
weakened
overcooled
modified
90
Horizontal termination of mechanical draft systems shall be not less than:
7 feet above the level of the walkway below.
10 feet above the level of the walkway below.
3 feet above the level of the walkway below.
3 inches above the level of the walkway below.
91
Exhaust discharge air shall not be exhausted into an __________ or crawl space.
automotive carport
outside area
attic
unoccupied space
92
The code official shall have the authority to render __________ of this code.
interpretations
exceptions and modifications that their expertise allows
additions and expansions
obsolete or non-applicable sections
93
A certificate of test shall be provided for all systems containing ___________ of refrigerant.
30 pounds or more
15 pounds or more
55 pounds or more
500 pounds or more
94
Locations of refrigerating systems are described by ________to respond to potential exposures.
cubic inches and fire suppression systems
occupancy classifications that consider people's ability
refrigerant sensors and their ability
flammability of refrigerant and the Fire Departments ability
95
The minimum size of a closed-type expansion tank shall be based on the capacity of the:
hot-water-heating system.
burner.
heating element.
fill valve.
96
Requirements for combustion and dilution air for gas-fired appliances shall be in accordance:
with the International Combustion and Dilution Air Gas Code.
with the Uniform Mechanical Code.
with the International Fuel Gas Code.
with the International Plumbing Code.
97
All portions of active or passive smoke control systems shall be capable of continued operation
after detection of the fire event, not less than 5 minutes.
after detection of the fire event, not less than 30 minutes.
after detection of the fire event, not less than 20 minutes.
after detection of the fire event, not less than 120 minutes
98
The air removed by every mechanical exhaust system shall be discharged __________.
into an acceptable filtration system.
outdoors.
indoors
no closer than 3 feet to a property line.
99
Termination of exhaust outlets discharging to the outdoors for structures in flood hazard areas
shall be installed at or above the design flood level.
shall be installed at or below the design flood level.
shall not be allowed.
shall be installed at or above a minimum of 7' above grade.
100
Install floor furnaces so that a drapery or similar combustible object will not be nearer than:
30" to any portion of the register of the furnace.
18" to any portion of the register of the furnace.
6" to any portion of the register of the furnace.
12" to any portion of the register of the furnace.