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Engineers Test > IFSTA Inspector > Flashcards

IFSTA Inspector Flashcards

0
Q

What is a discretionary act

A

Actions fire inspectors consider necessary to fulfill their responsibility

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1
Q

What is the single most important non emergency activity

A

Fire prevention inspections

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2
Q

Are federally owe need buildings required to comply with local codes

A

No

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3
Q

What three categories do fire safety regulations fall into

A

Regulations for construction, regulations for activities in the building after it is constructed, regulations for maintenance of building components

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4
Q

Here does the permit process begin

A

Occupant or property owner recognizing the need to get a permit.

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5
Q

What is the publics main contact with the fire service

A

Inspections and pr

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6
Q

What is the most important part of the inspection process

A

Preparation

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7
Q

What are the three common methods of performing an inspection

A

Roof to floor, basement to ceiling, follow flow of manufacturing

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8
Q

During a reinspect, what is inspected

A

Only the problem areas

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9
Q

How long does IFSTA recommend keeping inspection documentation

A

For the entire life of the building

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10
Q

How does heat travel

A

From warm to cold

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11
Q

What is fire resistance defined

A

The ability of a structural assembly to maintain its load bearing ability under fire conditions

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12
Q

What are doors and windows tested for?

A

Fire endurance and hose stream test

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13
Q

How do interior finishes get tested and for what

A

They use the Steiner tunnel test and it tests flame spread ratings

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14
Q

What is the smoke developed rating

A

It’s not the toxicity of smoke but the the visual obstruction

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15
Q

What is fire load

A

The maximum heat that cen be produced if all the combustible materials in an area burn

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16
Q

What is a slight fire load

A

Typical fire load, 5 PSF

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17
Q

What is a moderate fire load

A

Typical fire load, 10 PSF

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18
Q

What is moderately severe fire load

A

Typical fire load, 10 to 15 PSF

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19
Q

What is severe fire load

A

Typical fire load, 15 to 20 PSF

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20
Q

What is very severe fire load

A

Typical fire load, greater than 20 PSF

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21
Q

What are the classes of roof coverings

A

Class A through C, class A being the best fire retardant and class C being the least

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22
Q

What does a fire wall do and how is it constructed

A

Prevents the spread of fire within a structure. It goes from the foundation through the roof covering and extends above the roof.

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23
Q

What is a fire partition

A

A wall that has a lesser fire rating than a fire wall and only extends from one floor to the underside of the floor above or the ceiling

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24
Q

Which is supported by structural members, fire walls or fire partitions

A

Fire partitions are supported by structural members

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25
Q

What makes up the fire door

A

Fire door, door frame, closing and latching hardware, and other accessories

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26
Q

Fire doors that lead to exit enclosures must be

A

Hinged

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27
Q

Fire doors that are installed for life safety purposes must

A

Be electronically activated by the suppression or detection system to close

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28
Q

What type of glass is in a fire door

A

Wire glass

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29
Q

How tall must draft curtains be

A

At least 20 percent of the ceiling height but not extend below 10 feet from the floor

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30
Q

What is the maximum distance between draft curtains

A

Should nay exceed 8 times the ceiling height and no closer than twice the ceiling height

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31
Q

How are fire dampers typically activated

A

Fusible link

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32
Q

How are smoke dampers typically activated

A

Through the detection system

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33
Q

Where are smoke dampers required

A

Any duct that passes through smoke barrier partitions

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34
Q

What are the four methods of making a material fire retardant

A

Chemical changes, impregnation, pressure impregnation, coating

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35
Q

What is intumescent paint

A

Used on wood or wood products, swells to a puffy form and excludes oxygen, produces diligent gases, reduces production of flammable gases

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36
Q

What is a mastic

A

Thick substance sprayed or applied to wood for fire retardant reasons

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37
Q

What do gas forming paints do

A

Produce gases that displace oxygen and prevents ignition when exposed to heat

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38
Q

What is an amp

A

Quantity of electrical flow

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39
Q

What is voltage

A

Electrical pressure

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40
Q

What is ohms

A

Electrical resistance

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41
Q

What are common generators of static electricity

A

Nonconductive fluids flowing through pipes, liquids breaking into droplets and hitting solid surfaces, air gas or steam flowing from an opening, pulverized material flowing, belts in motion, moving vehicles

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42
Q

What four questions should an inspector ask regarding static electricity

A

Is there a source do static electricity, is there a conductor, will there be a spark discharge of sufficient energy, is there an ignitable mixture present

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43
Q

How can static electricity be prevented

A

Rh of 60-70, bonding and grounding, ionizing the air

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44
Q

What is one of the largest fire hazards in small and medium sized communities

A

Lumberyard

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45
Q

How far should stacked materials be below sprinkler heads

A

At least 18 inches

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46
Q

What is the most critical item of inspection in a warehouse

A

Sprinkler system

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47
Q

When is a fire watch required when welding

A

If combustible materials with 35 feet cannot be moved, or window and door openings cannot be covered within 35 feet

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48
Q

How long should a fire watch stay during welding

A

At least 30 minutes after welding has stopped

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49
Q

Here should portable heaters nor be placed

A

In the means of egress

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50
Q

In a hood system. How often should fusible links be replaced

A

Annually

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51
Q

What is the major cause of fires in powder coating processes

A

Static electricity

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52
Q

In a dry cleaning room how must exits be arranged

A

Must have at least two exits on opposite sides and one must lead directly outside

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53
Q

What is the best way to prevent fires in woodworking areas

A

Control dust and ignition sources

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54
Q

Ow many extinguishers must be present in a tar kettle operation

A

At least two within 25 feet

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55
Q

What are some requirements of a constructed tent

A

Everything must be tagged as fire retardant, minimum ten feet spacing to tent poles, straw and wood shavings must be treated, grasses must be mowed within ten feet of the tent.

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56
Q

Type I construction

A

Known as fire resistive, structural members are made of noncombustible materials

57
Q

Type II construction

A

Referred to as non combustible, similar to type 1 but not as fire resistance

58
Q

Type III construction

A

Ordinary construction, exterior and structural walls made of non combustible materials, all others are made of wood

59
Q

Type IV construction

A

Heavy timber, interior structural members are made of solid or laminated wood with no concealed spaces

60
Q

Type V construction

A

Wood frame construction

61
Q

What are the nine occupancy classifications in NFPA 101

A

Assembly, educational, health care, detention and correction, residential, mercantile, business, industrial, storage

62
Q

What defines a place of assembly

A

50 or more persons

63
Q

What are the classes of assemblies

A

A is 1,000 or more, B is 300 to 1,000, C is 50 to 300

64
Q

What defines an educational facility

A

Building for educational purposes up through the 12th grade by six or more persons, four hours a day or more than 12 hours per week

65
Q

What defines a detention or correctional occupancy

A

Provides sleeping facilities for 4 or more residents

66
Q

What defines residential occupancy

A

Sleeping accommodations are provided for normal residential purposes

67
Q

When a small merchantile is within a larger more predominant occupancy, what does the smaller fall into

A

The more predominant occupancy, such as a gift shop in a hospital

68
Q

What are examples of a business occupancy

A

Dr offices, general offices, city halls, courthouses , college classrooms with under 50 people, instructional laboratories

69
Q

What defines industrial occupancy

A

Properties devoted to processing, assembly, mixing, packaging, finishing, decorating, or repairing

70
Q

What is means of egress

A

Continuous and Unobstructed way of exit travel from any point in a building to a public way

71
Q

What three things does means of egress consist of

A

Exit access, exit, and exit discharge

72
Q

What is exit access

A

Portion of a means of egress that leads to the exit, hallway

73
Q

What is an exit

A

Means of egress that is separated from other areas of the building, provides protected path necessary to proceed to the exterior of the building

74
Q

What is the exit discharge

A

Means of egress that is between the exit and the public way, example is an alley that connects the exit to the street or sidewalk

75
Q

Which way must the exit door open and under what circumstances

A

The direction of travel when 50 or people are present or the area is considered hazardous

76
Q

How wide must the exit door be

A

At least 32 inches but no more than 48 inches

77
Q

What are the weight minimums of panic hardware

A

Actuation of the latch should take less than 30 pounds and setting the door in motion should take less than 15 pounds

78
Q

Stairway widths

A

Less than 50 people width is at least 36. More than 50 people width is at least 44 inches

79
Q

When can horizontal exits substitute for other exits

A

If they don’t make up more than 50 percent of the total building exits

80
Q

How wide must exit ramps be

A

At least 30 inches wide

81
Q

Where can escalators not be located

A

As any part of the means of egress

82
Q

What must exit lighting be

A

Illuminated at all times during periods of occupancy and at least 1 foot candle at floor level, no more than 100 feet of visibility to the next nearest sign, letters at least 6 inches and stroke of 3/4 of an inch

83
Q

What are the three key components of an evacuation plan

A

Evacuation routes, monitor duties, employee duties

84
Q

How often should fire drills be performed for most occupancies

A

At least two per year

85
Q

Both automatic sprinkler systems and standpipe systems are dependent on what

A

Adequate water supply

86
Q

Sprinkler control valves must be what

A

Indicating

87
Q

What is the minimum residual pressure required in a water system supplying a sprinkler system

A

15 psi residual at the highest sprinkler

88
Q

How high must the water source be that is supplying sprinklers by gravity

A

Bottom of the tank at least 35 feet higher than the highest sprinkler

89
Q

When does the inspector operate any portion of the protection system

A

Never

90
Q

What are the number requirements for spare sprinkler heads

A

1-300 heads needs 6 spares
301-1,000 heads needs 12 spares
1,001 or more heads needs 24 spares

91
Q

What is a frequent cause of a sprinkler systems inability to control fires

A

A change in the buildings occupancy or contents

92
Q

What does the retard chamber do

A

Allows surges of water to partially fill the chamber and then drain, eliminating false alarms

93
Q

What are the inspectors primary concern when inspecting wet sprinkler systems

A

Valves, sprinklers, piping, water supply

94
Q

Motors that power fire pumps should be started how often

A

Diesel engines, every week

Electric motors, every month

95
Q

Ow often should the air pressure in a dry pipe sprinkler system be checked by plant personnel

A

Weekly

96
Q

Do residential or commercial sprinklers operate faster

A

Residential, this is the main difference between the two

97
Q

Residential sprinkler spacing

A

Max of 144 square feet per head, no more than 12 feet between sprinklers and no more than 6 feet from a wall

98
Q

How does a water mist system suppress fire

A

In theory raises the humidity in a compartment to 100 percent

99
Q

What is the minimum water supply in a class I and III standpipe system

A

500 gpm

100
Q

What is the minimum riser size for class I and III standpipes

A

Less than 100 feet is 4 inches, greater than 100 feet is 6 inches

101
Q

What is the most common fire pump motor

A

Electric

102
Q

What are the three types of distribution systems

A

Gravity, direct pumping, and combination

103
Q

What are the three main feeders and sizes in a distribution system

A

Primary feeders, 16 inch
Secondary feeders, 12 inch
Distributors, 8 inch

104
Q

How often should water main valves be operated

A

At least once a year

105
Q

What needs to happen before a flow test is started

A

Notify the water department official

106
Q

What is the minimum residual pressure required in a water system

A

20 psi

107
Q

What is a warning about carbon dioxide extinguishers

A

It is an asphyxiant, do not use in small confined spaces such as a closet

108
Q

What are the two disadvantages of halon agents

A

Toxicity and effects on the environment

109
Q

Extinguisher mounting heights

A

Less than 40 pounds the top of extinguisher should be no more than 5 feet from the floor
More than 40 pounds the top of the extinguisher should be no more than 31/2 feet from the floor
In no case shall the bottom be less than 4 inches from the floor

110
Q

How often do extinguishers need to be inspected per OSHA

A

Every month

111
Q

What three factors determine the value of an extinguisher

A

Serviceability, accessibility, users ability to operate it.

112
Q

When is an automatic sprinkler system considered successful

A

When it controls a fire

113
Q

When is a specialized extinguishing system considered successful

A

When it extinguishes a fire

114
Q

When is a dry chemical extinguishing system used

A

When a rapid fire knockdown is required

115
Q

When is a wet chemical extinguishing system best suited

A

Commercial cooking hoods, ducts, and associated cooking appliances

116
Q

When is a halon extinguishing system used

A

Class b and c fires where a “clean” agent is required

117
Q

Who can inspect halon systems

A

Only qualified individuals

118
Q

What is the most serious problem involving carbon dioxide total flooding extinguishing system

A

Personnel safety

119
Q

What is necessary to produce high quality fire fighting foam

A

Foam concentrate, water, air, mechanical agitation

120
Q

What is the solution ratio of low expansion foam

A

7:1-20:1

121
Q

What is the fluid ratio for medium expansion foam

A

20:1-200:1

122
Q

What must a fixed foam system have

A

Adequate water supply, foam concentration supply, piping system, proportioning equipment, foam makers

123
Q

A secondary power supply for a detection system must turn on within

A

30 seconds of loss of main power

124
Q

What is the mounting height for fire alarm pull stations

A

Bottom of the box is Between 31/2 and 41/2 feet from the floor

125
Q

WHat type of smoke detector responds best to which fire

A

Ionization best for flaming fires, slower for smoldering fires

126
Q

Permenant record of detector tests should be kept on file for how long

A

Minimum of five years

127
Q

Per IFSTA how many gallons makes a container

A

60 gallons or less

128
Q

How many gallons makes a portable tank

A

More than 60 gallons

129
Q

How far should tanks be spaced

A

At least 3 feet

130
Q

How far away should LPG containers be away from flammable or combustible liquid storage tanks

A

At least 20 feet

131
Q

How far should LPG vents be away from buildings

A

12 feet

132
Q

What does a containment dike over 3 feet high need

A

A two foot wide flat section at the top

133
Q

What tanks need no special fire protection features

A

Less than 660 gallons

134
Q

What is the maximum allowable size for a safety can

A

5 gallons

135
Q

Entry ways that lead to rooms storing containers of combustible liquids should be

A

Raised sill and liquid tight

136
Q

Should empty and full cylinders be stored together

A

No

137
Q

Per NFPA what is the maximum allowable gallons for LPG tanks

A

120,000 gallons

138
Q

When storing cylinders, how many points of contact should each tank have

A

3 points

139
Q

What does an oxidizer do when exposed to heat

A

Releases oxygen that accelerates the fire

140
Q

What do you call a chemical that causes irreversible destruction or harm to skin tissue

A

Corrosive

Engineers Test (15 decks)

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