IRC 2023 Electrical Inspector Examination
Study Material |Complete With A+ Graded
Answers
Cords that supply swimming pool equipment shall have a copper equipment grounding conductor not
smaller than No. ______________ AWG.
12 AWG.
2015 IRC Section E4202.2 Flexible cords, Item 1
Receptacles shall be installed so that no point along the floor line in any wall space is more than
_________ feet, measured horizontally, from an outlet in that space.
6 Feet.
This is the rule 6/12 rule: 6 feet from any door opening and every 12 feet after that, measure along
the wall.
2015 IRC Section E3901.2.1 Spacing.
Receptacles installed on 15- and 20-ampere-rated branch circuits shall be of the ___________ type.
grounding.
2015 IRC Section E4002.2 Grounding type.
In clothes closets, surface-mounted incandescent luminaires shall have _________ inches minimum
clearance from the nearest point of storage space.
12 inches.
This is measured horizontally and changes to 6 inches for surface mounted/recessed fluorescent and
recessed incandescent fixtures.
2015 IRC Section E4003.12 Luminaries in clothes closets, Item 1
Conductors in NM cable assemblies shall be rated at _________ Celsius.
90 degrees Celsius.
The 90 degree Celsius rating shall be permitted to be used for ampacity correction and adjustment
purpose provided that the final corrected or adjusted ampacity does not exceed that for a 60 degree
Celsius rated conductor.
2015 IRC Section E3705.4.4 Conductors of Type NM cable.
In calculating box fill, each No. 12 AWG conductor shall require ______________ cubic inches free
space within the box.
2.25 cubic inches.
2015 IRC Table E3905.12.2.1 Volume Allowance Required Per Conductor.
Except for Type IC luminaires, thermal insulation shall not be installed above a recessed luminaire or
within _______________ inches of the recessed luminaire's enclosure.
,3 inches.
Exception for Type IC luminaires.
2015 IRC Section E4004.9 Recessed luminaire installation.
Branch circuit ratings for space-heating and water-heating appliances shall be considered
____________ loads.
continuous.
2015 IRC Section E3702.10 Branch circuits serving heating loads.
A minimum of ____________ 20-ampere-rated branch circuits shall be provided to serve all wall and
floor receptacle outlets located in the kitchen, pantry, breakfast area, dining area or similar area of a
dwelling.
Two.
2015 IRC Section E3703.2 Kitchen and dining area receptacles.
A minimum of one ____________-ampere-rated branch circuit shall be provided for receptacles
located in the laundry area and shall serve only receptacle outlets in the laundry area.
20 ampere.
Receptacles for appliances like the washer shall be located within 6 feet of the appliance location. See
Section E3901.5
2015 IRC Section E3703.3 Laundry circuit.
Bonding shall be provided where necessary to ensure electrical ______________.
continuity.
and the capacity to conduct safely any fault current likely to be imposed.
2015 IRC Section E3609.1 General
Switches shall not be more than _________________ feet _________________ inches above the floor
or working platform when the switch is in its highest position.
6 feet
7 inches
Also applies to circuit breakers used as switches.
2015 IRC Section E4001.6 Access.
the rating of any one cord-and-plug- connected utilization equipment shall not exceed ________
percent of the branch-circuit ampere rating.
80 percent.
, 2015 IRC Section E3702.3 Fifteen-and 20-ampere branch circuits.
All mechanical elements used to terminate a grounding electrode conductor or bonding jumper to the
grounding electrodes shall be __________________.
accessible.
When not buried or concrete encased.
2015 IRC Section E3611.2 Accessibility.
Interior metal water piping located more than _________ feet from the point of entrance to the
building shall not be used as part of the grounding electrode system.
5 feet.
2015 IRC Section E3608.1.1.1 Interior metal water piping.
Electrical panelboards and overcurrent devices shall not be located in
_______________________________.
clothes closets, bathrooms or over the steps of a stairway.
2015 IRC Section E3405.5 Location of working spaces and equipment.
Overhead service-drop conductors shall have a vertical clearance of not less than __________ feet
above the roof surface.
8 feet.
Review all of the exceptions in this section.
2015 IRC Section E3604.2.1 Above roofs.
Electrical services within the scope of the IRC are limited to ____________-volt, 0-to
_______________ - ampere, single-phase systems.
120/240
400
2015 IRC Section E3401.2 Scope
Recessed incandescent fixtures shall have _____________ protection.
Thermal.
Know the two exceptions in this section.
2015 IRC Section E4003.5 Recessed incandescent luminaries.
A minimum of ___________ ___________ branch circuit shall be provided to supply the bathroom
receptacle outlet(s). Such circuits shall have no other outlets.
Study Material |Complete With A+ Graded
Answers
Cords that supply swimming pool equipment shall have a copper equipment grounding conductor not
smaller than No. ______________ AWG.
12 AWG.
2015 IRC Section E4202.2 Flexible cords, Item 1
Receptacles shall be installed so that no point along the floor line in any wall space is more than
_________ feet, measured horizontally, from an outlet in that space.
6 Feet.
This is the rule 6/12 rule: 6 feet from any door opening and every 12 feet after that, measure along
the wall.
2015 IRC Section E3901.2.1 Spacing.
Receptacles installed on 15- and 20-ampere-rated branch circuits shall be of the ___________ type.
grounding.
2015 IRC Section E4002.2 Grounding type.
In clothes closets, surface-mounted incandescent luminaires shall have _________ inches minimum
clearance from the nearest point of storage space.
12 inches.
This is measured horizontally and changes to 6 inches for surface mounted/recessed fluorescent and
recessed incandescent fixtures.
2015 IRC Section E4003.12 Luminaries in clothes closets, Item 1
Conductors in NM cable assemblies shall be rated at _________ Celsius.
90 degrees Celsius.
The 90 degree Celsius rating shall be permitted to be used for ampacity correction and adjustment
purpose provided that the final corrected or adjusted ampacity does not exceed that for a 60 degree
Celsius rated conductor.
2015 IRC Section E3705.4.4 Conductors of Type NM cable.
In calculating box fill, each No. 12 AWG conductor shall require ______________ cubic inches free
space within the box.
2.25 cubic inches.
2015 IRC Table E3905.12.2.1 Volume Allowance Required Per Conductor.
Except for Type IC luminaires, thermal insulation shall not be installed above a recessed luminaire or
within _______________ inches of the recessed luminaire's enclosure.
,3 inches.
Exception for Type IC luminaires.
2015 IRC Section E4004.9 Recessed luminaire installation.
Branch circuit ratings for space-heating and water-heating appliances shall be considered
____________ loads.
continuous.
2015 IRC Section E3702.10 Branch circuits serving heating loads.
A minimum of ____________ 20-ampere-rated branch circuits shall be provided to serve all wall and
floor receptacle outlets located in the kitchen, pantry, breakfast area, dining area or similar area of a
dwelling.
Two.
2015 IRC Section E3703.2 Kitchen and dining area receptacles.
A minimum of one ____________-ampere-rated branch circuit shall be provided for receptacles
located in the laundry area and shall serve only receptacle outlets in the laundry area.
20 ampere.
Receptacles for appliances like the washer shall be located within 6 feet of the appliance location. See
Section E3901.5
2015 IRC Section E3703.3 Laundry circuit.
Bonding shall be provided where necessary to ensure electrical ______________.
continuity.
and the capacity to conduct safely any fault current likely to be imposed.
2015 IRC Section E3609.1 General
Switches shall not be more than _________________ feet _________________ inches above the floor
or working platform when the switch is in its highest position.
6 feet
7 inches
Also applies to circuit breakers used as switches.
2015 IRC Section E4001.6 Access.
the rating of any one cord-and-plug- connected utilization equipment shall not exceed ________
percent of the branch-circuit ampere rating.
80 percent.
, 2015 IRC Section E3702.3 Fifteen-and 20-ampere branch circuits.
All mechanical elements used to terminate a grounding electrode conductor or bonding jumper to the
grounding electrodes shall be __________________.
accessible.
When not buried or concrete encased.
2015 IRC Section E3611.2 Accessibility.
Interior metal water piping located more than _________ feet from the point of entrance to the
building shall not be used as part of the grounding electrode system.
5 feet.
2015 IRC Section E3608.1.1.1 Interior metal water piping.
Electrical panelboards and overcurrent devices shall not be located in
_______________________________.
clothes closets, bathrooms or over the steps of a stairway.
2015 IRC Section E3405.5 Location of working spaces and equipment.
Overhead service-drop conductors shall have a vertical clearance of not less than __________ feet
above the roof surface.
8 feet.
Review all of the exceptions in this section.
2015 IRC Section E3604.2.1 Above roofs.
Electrical services within the scope of the IRC are limited to ____________-volt, 0-to
_______________ - ampere, single-phase systems.
120/240
400
2015 IRC Section E3401.2 Scope
Recessed incandescent fixtures shall have _____________ protection.
Thermal.
Know the two exceptions in this section.
2015 IRC Section E4003.5 Recessed incandescent luminaries.
A minimum of ___________ ___________ branch circuit shall be provided to supply the bathroom
receptacle outlet(s). Such circuits shall have no other outlets.
