ORDINANCE NO. 8025
AN ORDINANCE OF THE CITY OF LAWRENCE, KANSAS
ADOPTING THE NATIONAL ELECTRICAL CODE, 2005 EDITION, WITH AMENDMENTS; AMENDING
CHAPTER 5, ARTICLE 4 OF THE CODE OF THE CITY OF LAWRENCE, KANSAS, 2003 EDITION,
AND AMENDMENTS THERETO.
BE IT ORDAINED BY THE GOVERNING BODY OF THE CITY OF
Section 1. Chapter
5, Article 4, Section 401 of the Code of the City of Lawrence, Kansas, 2003
Edition, and amendments thereto is hereby amended to read as follows:
5-401 NATIONAL ELECTRICAL CODE
INCORPORATED.
“National
Electrical Code, 2002 2005 Edition,”
copyright 2002, 2004 published by
the National Fire Protection Association, Inc., One Batterymarch Park, Quincy,
Massachusetts 02169-7471 is hereby incorporated by reference and made a part of
this Article as if fully set out herein save and except such articles,
sections, parts or portions as are hereafter omitted, deleted, modified or
changed. Not less than three (3) copies of the National Electrical Code, 2002
2005 Edition, marked or stamped
in the manner provided by K.S.A. 12-3010, and to which shall be attached a copy
of this ordinance, shall be available to the public at reasonable hours.
Official copies of such Code shall be supplied at the cost of the City to the
officials and agencies in the manner set forth in K.S.A. 12-3010.
Section 2. Chapter
5, Article 4, Section 402 of the Code of the City of Lawrence, Kansas, 2003
Edition, and amendments thereto, is hereby amended to read as follows:
5-402 AMENDMENTS TO THE NATIONAL ELECTRICAL
CODE 2002 2005 EDITION,
ADOPTED IN SECTION 5-401, SHALL BE AS FOLLOWS:
Article
100. DEFINITION OF STORY, BUILDING. The definition for a building story shall
be provided by the Uniform Building Code as adopted by this City.
Article 100. DEFINITION OF BASEMENT, BUILDING. The definition for a
basement shall be provided by the Uniform Building Code as adopted
by this City.
Section 210.8 is amended to read as follows:
210.8 Ground-Fault Circuit-Interrupter Protection
for Personnel:
FPN:
See 215.9 for ground-fault circuit-interrupter protection for personnel
on feeders.
(A) Dwelling
Units. All 125-volt, single-phase,
15- and 20-ampere receptacles installed in the locations specified in (1)
through (8) shall have ground-fault circuit interrupter protection for
personnel.
(1) Bathrooms
(2) Garages, and also accessory buildings
that have a floor located at or below grade level not intended as habitable
rooms and limited to storage areas, work areas, and areas of similar use
Exception No. 1 to (2): Receptacles that are not readily accessible.
Exception No. 2 to (2): A single receptacle or a duplex receptacle
for two appliances located within dedicated space for each appliance that, in
normal use, is not easily moved from one place to another and that is
cord-and-plug connected in accordance with 400.7(A)(6), (A)(7), or (A)(8).
Receptacles installed under the
exceptions to 210.8(A)(2) shall not be considered as meeting the requirements
of 210.52(G).
(3) Outdoors
Exception to (3):
Receptacles that are not readily accessible and are supplied by a
dedicated branch circuit for electric snow-
Receptacles installed under the
exceptions to 210.8(A)(5) shall not be considered as meeting the requirements
of 210.52(G).
(4) Crawl spaces – at or below grade level
(5) Unfinished basements – for purposes of
this section, unfinished basements are defined as portions or areas of the
basement not intended as habitable rooms and limited to storage areas, work
areas, and the like
Exception No. 1 to (5):
Receptacles that are not readily accessible.
Exception No. 2 to (5): A single
receptacle or a duplex receptacle for two appliances located within dedicated
space for each appliance that, in normal use, is not easily moved from one
place to another and that is cord-and-plug connected in accordance with
400.7(A)(6), (A)(7), or (A)(8).
Exception
No. 3 to (5): A receptacle supplying
only a permanently installed fire alarm or burglar alarm system shall not be
required to have ground-fault circuit-interrupter protection.
(6) Kitchens – where the receptacles are
installed to serve the countertop surfaces
(7) Laundry, utility, and wet bar sinks –
where the receptacles are installed within 1.8 m (6 ft) of the outside edge of
the sink
(8) Boathouses
(B) Other
Than Dwelling Units. All 125-volt, single phase, 15 and 20 ampere
receptacles installed in the locations specified in (1), (2), (3),
and (4) through (5) shall have ground fault circuit interrupter
protection for personnel:
(1) Bathrooms.
(2) Bathrooms located in guest rooms of hotels and motels shall
have ground-fault circuit interrupter (GFCI) protection provided by a
receptacle device that does not serve as protection for receptacles in any
other guest rooms.
(2)
(3) Commercial and institutional kitchens -- for the purposes of this
section, a kitchen is an area with a sink and permanent facilities for food
preparation and cooking
(3)
(4) Rooftops
(4)
(5) Outdoors in public spaces--for the purpose of this section a public
space is defined as any space that is for use by, or is accessible to, the public
Exception to (3)(4) and (4)(5): Receptacles that are not readily accessible
and are supplied from a dedicated branch circuit for electric snow-
(5)
(6) Outdoors, where installed to comply with 210.63
(C) Boat
Hoists. Ground-fault
circuit-interrupter protection for personnel shall be provided for outlets that
supply boat hoists installed in dwelling unit locations and supplied by
125-volt, 15- and 20-ampere branch circuits.
Section
210.12 is amended to read as follows:
210.12
Arc-Fault Circuit Interrupter Protection.
(A) Definition: Arc-Fault Circuit Interrupter. An arc-fault circuit interrupter is a device
intended to provide protection from the effects of arc faults by recognizing
characteristics unique to arcing and by functioning to de-energize the circuit
when an arc fault is detected.
(B) Dwelling Unit Bedrooms. All 120-volt, single phase, 15- and 20-ampere
branch circuits supplying outlets installed in dwelling unit bedrooms shall be
protected by a listed arc-fault circuit interrupter, combination type installed
to provide protection of the branch circuit.
Branch/feeder
AFCIs shall be permitted to be used to meet the requirements of 210.12(B) until
January 1, 2008.
FPN: For information on types of arc-fault circuit
interrupters, see UL 1699-1999, Standard
for Arc-Fault Circuit Interrupters.
Exception:
The location of the arc-fault circuit interrupter shall be permitted to
be at other than the origination of the branch circuit in compliance with (a)
and (b):
(a) The arc-fault circuit interrupter
installed within 1.8 m (6 ft) of the branch circuit overcurrent device as
measured along the branch circuit conductors.
(b) The circuit conductors between the
branch circuit overcurrent device and the arc-fault circuit interrupter shall
be installed in a metal raceway or a cable with a metallic sheath.
Section
210.23 is amended to read as follows:
210.23
Permissible Loads. In no
case shall the load exceed the branch-circuit ampere rating. An individual branch circuit shall be
permitted to supply any load for which it is rated. A branch circuit supplying two or more
outlets or receptacles shall supply any load for which it is rated. A branch circuit supplying two or more
outlets or receptacles shall supply only the loads specified according to its
size as specified in 210.23(A) through (D) and as summarized in 210.24 and
Table 210.24.
(A) 15-
and 20-Ampere Branch Circuits. A 15- or 20-ampere branch circuit shall be
permitted to supply lighting units or other utilization equipment, or a
combination of both, and shall comply with 210.23(A)(1) and (A)(2)
Exception:
The small appliance branch circuits, laundry branch circuits, and bathroom
branch circuits required in a dwelling unit(s) by 210.11(C)(1), (C)(2), and
(C)(3) shall supply only the receptacle outlets specified in that section.
(1) Cord-and-Plug-Connected
Equipment Not Fastened in Place. The
rating of any one cord-and-plug-connected utilization equipment not fastened in
place shall not exceed 80 percent of the branch-circuit ampere rating.
(2) Utilization
Equipment Fastened in Place. The
total rating of utilization equipment fastened in place, other than luminaries
(lighting fixtures), shall not exceed 50 percent of the branch-circuit ampere
rating where lighting units, cord-and-plug-connected utilization equipment not
fastened in place, or both, are also supplied.
(3)
Sump pumps shall be served by an individual branch circuit. The circuit and its
receptacle outlet shall be in addition to any outlets required by 210.52.
(B) 30-Ampere
Branch Circuits. A
30-ampere branch circuit shall be permitted to supply fixed lighting units with
heavy-duty lampholders in other than a dwelling unit(s) or utilization
equipment in any occupancy. A rating of
any one cord-and-plug-connected utilization equipment shall not exceed 80
percent of the branch-circuit ampere rating.
(C) 40- and
50-Ampere Branch Circuits. A 40- or
50-ampere branch circuit shall be permitted to supply cooking appliances that
are fastened in place in any occupancy.
In other than dwelling units, such circuits shall be permitted to supply
fixed lighting units with heavy-duty lampholders infrared heating units, or
other utilization equipment.
(D) Branch
Circuits Larger Than 50 Amperes. Branch circuits larger than 50 amperes shall
supply only nonlighting outlet loads.
Section 210.52 is amended to read as follows:
210.52
Dwelling Unit Receptacle Outlets. This section provides requirements for
125-volt, 15- and 20-ampere receptacle outlets.
Receptacle outlets required by this section shall be in addition to any
receptacle that is part of a luminaire (lighting fixture) or appliance, located
within cabinets or cupboards, or located more than 1.7 m (5 ½ ft) above the
floor.
Permanently installed electric
baseboard heaters equipped with factory-installed receptacle outlets or outlets
provided as a separate assembly by the manufacturer shall be permitted as the
required outlet or outlets for the wall space utilized by such permanently
installed heaters. Such receptacle
outlets shall not be connected to the heater circuits.
FPN: Listed baseboard heaters include instructions
that may not permit their installation below receptacle outlets.
(A)
General Provisions. In every kitchen, family room, dining room,
living room, parlor, library, den, sunroom, bedroom, recreation room, or
similar room or area of dwelling units, receptacle outlets shall be installed
in accordance with the general provisions specified in 210.52 (A)(1) through
(A)(3).
(1)
Spacing. Receptacles shall be installed so that no
point measured horizontally along the floor line in any wall space is more than
1.8 m (6 ft) from a receptacle outlet.
(2)
Wall Space. As used in this section, a wall space shall
include the following:
(1) Any
space 600 mm (2 ft) or more in width (including space measured around corners)
and unbroken along the floor line by doorways, fireplaces, and similar openings
(2) The space
occupied by fixed panels in exterior walls, excluding sliding panels
(3) The
space afforded by fixed room dividers such as freestanding bar-type counters or
railings
(3) Floor
Receptacles. Receptacle
outlets in floors shall not be counted as part of the required number of
receptacle outlets unless located within 450 mm (18 in.) of the wall.
(B) Small Appliances.
(1)
Receptacle Outlets Served. In the kitchen, pantry, breakfast room,
dining room, or similar area of a dwelling unit, the two or more 20-ampere
small-appliance branch circuits required by 210.11 (C)(1) shall serve all wall
and floor receptacle outlets covered by 210.52(A), all countertop outlets
covered by 210.52 (C), and receptacle outlets for refrigeration equipment.
Exception No. 1:
In addition to the required receptacles specified by 210.52, switched
receptacles supplied from a general-purpose branch circuit as defined in
210.70(A)(1), Exception No. 1, shall be permitted.
Exception No. 2:
The receptacle outlet for refrigeration equipment shall be permitted to
be supplied from an individual branch circuit rated 15 amperes or greater.
(2)
No Other Outlets. The two or more small-appliance branch
circuits specified in 210.52(B)(1) shall have no other outlets.
Exception No. 1:
A receptacle installed solely for the electrical supply to and support
of an electric clock in any of the rooms specified in 210.52(B)(1).
Exception No. 2:
Receptacles installed to provide power for supplemental equipment and
lighting on gas-fired ranges, ovens, or counter-mounted cooking units.
(3) Kitchen
Receptacle Requirements. Receptacles
installed in a kitchen to serve countertop surfaces shall be supplied by not
fewer than two small-appliance branch circuits, either or both of which shall
also be permitted to supply receptacle outlets in the same kitchen and in other
rooms specified in 210.52(B)(1).
Additional small-appliance branch circuits shall be permitted to supply
receptacle outlets in the kitchen and other rooms specified in
210.52(B)(1). No small-appliance branch
circuit shall serve more than one kitchen.
(C)
Countertops. In kitchens and dining rooms of dwelling
units, receptacle outlets for counter spaces shall be installed in accordance
with 210.52(C)(1) through (C)(5).
(1)
Wall Counter Spaces. A receptacle outlet shall be installed at
each wall counter space that is 300 mm (12 in.) or wider. Receptacle outlets shall be installed so that
no point along the wall line is more than 600 mm (24 in.) measured horizontally
from a receptacle outlet in that space.
Exception:
Receptacle outlets shall not be required on a wall directly behind a
range or sink in the installation described in Figure 210.52.
(2)
(3)
Peninsular Counter Spaces. At least one receptacle outlet shall be
installed at each peninsular counter space with a long dimension of 600 mm (24
in.) or greater and a short dimension of 300 mm (12 in.) or greater. A peninsular countertop is measured from the
connecting edge.
(4) Separate
Spaces. Countertop spaces separated
by rangetops, refrigerators, or sinks shall be considered as separate
countertop spaces in applying the requirements of 210.52(C)(1), (C)(2), and
(C)(3).
(5)
Receptacle Outlet Location. Receptacle outlets shall be located above,
but not more than 500 mm (20 in.) above, the countertop. Receptacle outlets rendered not readily
accessible by appliances fastened in place, appliance garages, sinks, or
rangetops as covered in 210.52(C)(1), Exception, or appliances occupying
dedicated space shall not be considered as these required outlets.
Exception to (5):
To comply with the conditions specified in (1) or (2), receptacle
outlets shall be permitted to be mounted not more than 300 mm (12 in.) below
the countertop. Receptacles mounted
below a countertop in accordance with this exception shall not be located where
the countertop extends more than 150 mm (6 in.) beyond its support base.
(1) Construction for the physically impaired
(2) On island and peninsular countertops where the
countertop is flat across its entire surface (no backsplashes, dividers, etc.)
and there are no means to mount a receptacle within 500 mm (20 in.) above the
countertop, such as an overhead cabinet.
(D)
Bathrooms. In dwelling units, at least one receptacle
outlet shall be installed in bathrooms within 900 mm (3 ft.) of the outside
edge of each basin. The receptacle
outlet shall be located on a wall or partition that is adjacent to the basin or
basin countertop.
Exception:
The receptacle shall not be required to be mounted in the wall or
partition where it is installed on the side or face of the basin cabinet not
more than 300 mm (12 in.) below the countertop.
(E)
Outdoor Outlets. For a one-family dwelling and each unit of a
two-family dwelling that is at grade level, at least one receptacle outlet
accessible at grade level and not more than 2.0 m (6½ ft.) above grade shall be
installed at the front and back of the dwelling.
For each dwelling unit of a
multifamily dwelling where the dwelling unit is located at grade level and
provided with individual exterior entrance/egress, at least one receptacle
outlet accessible from grade level and not more than 2.0 m (6 ½ ft) above grade
shall be installed. See
210.8(A)(3).
(F)
Laundry Areas. In dwelling units, at least one receptacle
outlet shall be installed for the laundry.
Exception No. 1:
In a dwelling unit that is an apartment or living area in a multifamily
building where laundry facilities are provided on the premises and are
available to all building occupants, a laundry receptacle shall not be
required.
Exception No. 2:
In other than one-family dwellings where laundry facilities are not to
be installed or permitted, a laundry receptacle shall not be required.
(G)
Basements and Garages. For a one-family dwelling, at least one
receptacle outlet, in addition to any provided for laundry equipment, shall be
installed in each basement and in each attached garage, and in each detached
garage with electric power. See
210.8(A)(2) and (A)(5). Where a portion of
the basement is finished into one or more habitable rooms, each separate unfinished
portion shall have a receptacle outlet installed in accordance with this
section.
(1)
Garage Door Opener Receptacle Outlets.
A
receptacle outlet shall be installed in the garage ceiling for each vehicle
entry door. The receptacle outlet shall
be located near the center of the finished edges of the opening. The receptacle outlet shall be located from
the opening by the sum total of the height of the door plus a minimum of two
feet.
(H)
Hallways. In
dwelling units, hallways of 3.0 m (10 ft) or more in length shall have at least
one receptacle outlet.
As used in this subsection, the hall
length shall be considered the length along the centerline of the hall without
passing through a doorway.
Section 210.62 is amended to read as follows:
210.62 Show
Windows. At least one
receptacle outlet shall be installed directly above a show window for each 3.7
linear m (12 linear ft) or major fraction thereof of show window area measured
horizontally at its maximum width.
(A) Show windows of buildings in a commercial occupancy, for the
purpose of this section, shall consider each exterior window as a show window
unless exempted by the enforcing authority.
Section
225.17 is amended to read as follows:
225.17 Masts as Supports. Where a mast is used for
the support of final spans of feeders or branch circuits, it shall be of
adequate strength or be supported by braces or guys to withstand safely with
strain imposed by the overhead drop a galvanized rigid conduit with a
minimum trade size diameter of two inches.
Where the mast projects above the roof surface in excess of 3 feet
the mast shall be supported by braces or guys to withstand safely the strain
imposed by the drop. All raceway
fittings shall be identified for use with masts. Only the feeder or branch
circuit conductors specified within this section shall be permitted to be
attached to the feeder and/or branch circuit mast.
Section 230.2 is amended to read
as follows:
230.2 Number of Services. A building or other structure served shall be
supplied by only one service unless permitted in 230.2(A) through (D). for the purpose of 230.40, Exception No. 2
only, underground sets of conductors, 1/0 AWG and larger, running to the same
location and connected together at their supply end but not connected together
at their load end shall be considered to be supplying one service.
(A) Special Conditions. Additional
services shall be permitted to supply the following:
(1) Fire pumps
(2) Emergency systems
(3) (1) Legally
required standby systems
(4) (2) Optional standby
systems
(5) (3) Parallel
power production systems
(6) (4) Systems
designed for connection to multiple sources of supply for the purpose of
enhanced reliability
(B) Special Occupancies. By
special permission, additional services shall be permitted for either of the
following:
(1)
Multiple-occupancy buildings where there is no available space for
service equipment accessible to all occupants
(2)
A single building or other structure sufficiently large to make two or
more services necessary
(C) Capacity Requirements.
Additional services shall be permitted under any of the following:
(1)
Where the capacity requirements are in excess of 2000 amperes at a
supply voltage of 600 volts or less
(2)
Where the load requirements of a single-phase installation are greater
than the serving agency normally supplies through one service
(3)
By special permission
(D) Different Characteristics. Additional
services shall be permitted for different voltages, frequencies, or phases, or
for different uses, such as for different rate schedules.
(E) Identification. Where a
building or structure is supplied by more than one service, or any combination
of branch circuits, feeders, and services, a permanent plaque or directory
shall be installed at each service disconnect location denoting all other
services, feeders, and branch circuits supplying that building or structure and
the area served by each. See 225.37.
Section 230.28 is hereby amended to read as follows:
230.28 Service Masts as Supports. Where a service mast is used for the support
of service-drop conductors, it shall be of adequate strength or be supported by braces or guys to withstand
safely the strain imposed by the service drop a galvanized
rigid conduit with a minimum trade size diameter of two inches. Where the service mast projects above the roof surface in excess of 3
feet the mast shall be supported by braces or guys to withstand safely the
strain imposed by the service drop. Where raceway-type service
masts are used, all raceway fittings shall be identified for use with service masts. Only power service-drop
conductors shall be permitted to be attached to a service mast.
Section 230.40 is
amended to read as follows:
230.40 Number of Service-Entrance
Conductor Sets. Each service drop or lateral
shall supply only one set of service-entrance conductors.
Exception No. 1: A building shall
be permitted to have one set of service-entrance conductors for each service,
as defined in 230.2, run to each occupancy or group of occupancies.
Exception No. 2 1:
Where two to six service disconnecting means in separate enclosures are
grouped at one location and supply separate loads from one service drop or
lateral, one set of service=entrance conductors shall be permitted to supply
each or several such service equipment enclosures.
Exception No. 3 2:
A single-family dwelling unit and a separate structure shall be
permitted to have one set of service-entrance conductors run to each from a
single service drop or lateral.
Exception No. 4 3:
A two-family dwelling or a multifamily dwelling shall be permitted to
have one set of service-entrance conductors installed to supply the circuits
covered in 210.25.
Exception No. 5 4:
One set of service-entrance conductors connected to the supply side of
the normal service disconnecting means shall be permitted to supply each or
several systems covered by 230,82(4) or 230.82 (5).
Section 230.43 is amended to read as follows:
230.43. Wiring Methods for 600 volts, Nominal or Less.
Service-entrance conductors shall be installed in accordance with the applicable
requirements of this Code covering the type of wiring method used and shall
be limited to the following methods:
(1) Open wiring on insulators
(2) Type IGS cable
(3) Rigid metal conduit
(4) Intermediate metal conduit
(5) Electrical metallic tubing
(6) Electrical nonmetallic tubing
(ENT)
(7)
Service-entrance cables
(8)
Wireways
(9)
Busways
(10) Auxiliary gutters
(11) Rigid nonmetallic conduit
(12) Cablebus
(13) Type MC cable
(14) Mineral-insulated, metal-sheathed cable
(15) Flexible metal conduit
not over 1.8 m (6 ft) long or liquidtight flexible metal conduit not over 1.8 m
(6. ft) long between raceways, or between raceway and service equipment, with
equipment bonding jumper routed with the flexible metal conduit or the
liquidtight flexible metal conduit according to the provisions of 250.102(A),
(B), (C), and (E)
(16) Liquidtight flexible
nonmetallic conduit
Section
230.70 is amended to read as follows:
230.70 General. Means
shall be provided to disconnect all conductors in a building or other structure
from the service-entrance conductors.
(A) Location. The
service disconnecting means shall be installed in accordance with 230.70(A)(1),
(A)(2), and (A)(3).
(1) Readily Accessible Location. The location of the service disconnecting
means shall be installed at a readily accessible location either
outside of a building or structure or inside nearest the point of entrance of
the service conductors limited
to a distance
not to exceed 6 feet from the point of penetration of the service entrance
raceway into the structure.
(2) Bathrooms. Service
disconnecting means shall not be installed in bathrooms.
(3) Remote Control. Where a remote control device(s) is used to actuate the service
disconnecting means, the service disconnecting means shall be located in
accordance with 230.70(A)(1).
(B) Marking. Each
service disconnect shall be permanently marked to identify it as a service
disconnect.
(C) Suitable for Use. Each service disconnecting means shall be suitable for
the prevailing conditions. Service
equipment installed in hazardous (classified) locations shall comply with the
requirements of Articles 500 through 517.
Section
230.72 is amended to read as follows:
230.72 Grouping of Disconnects.
(A) General. The two to six disconnects as permitted in
230.71 shall be grouped. Each disconnect
shall be marked to indicate the load to be served.
(1) Meters and
disconnects shall be marked and installed by numerical or alphabetical order, top to
bottom or left to right, unless exempted by the enforcing authority.
(2) Meter enclosures and service equipment
shall be permanently marked with phenolic labels, engraved plaques, or other
approved means.
Exception: One of the two to six disconnects as
permitted in 230.71, where used only for a water pump also intended to provide
fire protection, shall be permitted to be located remote from the other
disconnecting means.
(B) Additional Service Disconnecting Means. The one or ore additional service
disconnecting means for fire pumps, emergency systems, legally required
standby, or optional standby services permitted by 230.2 shall be installed
remote from the one to six service disconnecting means for normal service to minimize the
possibility of simultaneous interruption of supply.
(C) Access to Occupants. In a multiple-occupancy building, each
occupant shall have access to the occupant’s service disconnecting means.
Exception: In a multiple-occupancy
building where
electric service and electrical maintenance are provided by the building management and where these are
under continuous building management supervision, the service disconnecting
means supplying more than one occupancy shall be permitted to be accessible to authorized
management personnel only.
Section 250.68 is amended to read as follows:
250.68 Grounding Electrode Conductors and Bonding Jumper Connection to
Grounding Electrodes.
(A) Accessibility. The connection of a grounding
electrode conductor
or bonding jumper to a grounding electrode shall be accessible.
(1) The location of the grounding electrode connection to
the grounding electrode(s) shall be permanently stated on a plaque or directory
on the service disconnecting means.
Exception No.
1: An encased or buried connection to a
concrete-encased, driven, or buried grounding electrode shall not be required
to be accessible.
Exception No. 2: An exothermic or
irreversible compression connection to fire-proofed structural metal shall not
be required to be
accessible.
(B) Effective Grounding Path. The connection of a grounding
electrode conductor or bonding jumper to a grounding electrode shall be made in
a manner that will ensure a permanent and effective grounding path.
Where necessary to ensure the grounding path for a metal piping system used as a
grounding electrode, effective bonding shall be provided around insulated
joints and around any equipment likely to be disconnected for repairs or
replacement. Bonding conductors shall be
of sufficient length
to permit removal of such equipment while retaining the integrity of the bond.
Section 334.12 is amended to read as follows:
334.12 Uses Not Permitted.
(A) Types NM, NMC, and NMS. Types NM, NMC, and NMS cables
shall not be permitted used as follows:
(1)
In any dwelling or structure not specifically permitted in 334.10(1),
(2), and (3) In
any occupancy other than Group R
(2)
Exposed in dropped or suspended ceilings in other
than one- and two-family and multifamily dwellings
(3)
As service-entrance cable
(4)
In commercial garages having hazardous
(classified) locations as defined in 511.3
(5)
In theaters and similar locations, except where
permitted in 518.4(B)
(6)
In motion picture studios
(7)
In storage battery rooms
(8)
In hoistways or on elevators or escalators
(9)
Embedded in poured cement, concrete or aggregate
(10)
In hazardous (classified) locations, except where permitted by the following:
a. 501.10(B)(3)
b. 502.10(B)(3)
c. 504.20
(11) In any dwelling
or structure exceeding three (3) stories.
FPN: No. 1 The intent of this
subsection is not to restrict the use of nonmetallic-sheathed cable in garages
or carports directly associated with an apartment.
FPN: No. 2 The intent of this subsection is not to
restrict the use of nonmetallic-sheathed cable in residential garages, carports, or other
occupancies directly associated with one and two family dwellings.
(B)
Types NM and NMS. Types NM and NMS cables shall not be used
under the following conditions or in the following locations:
(1)
Where exposed to corrosive fumes or vapors
(2)
Where embedded in masonry, concrete, adobe, fill, or plaster
(3)
In a shallow chase in masonry, concrete, adobe and covered with plaster,
adobe, or similar finish
(4)
Where exposed or subject to excessive moisture or dampness
Section 362.10 is amended to read as follows:
362.10 Uses Permitted. For the purpose of this article,
the first floor of a building shall be that floor that has 50 percent or more
of the exterior wall surface area level with or above finished grade. One additional level that is the first level and not
designed for human habitation and used only for vehicle parking, storage, or
similar use shall be permitted. The use
of ENT and fittings shall be permitted in the following:
(1) In
any building not exceeding three floors above grade as follows:
a. For exposed work, where not prohibited by
362.12
b. Concealed within walls, floors, and ceilings
(2) In
any building exceeding three floors above grade, ENT shall be concealed within
walls, floors, and ceilings where the walls, floors, and ceilings provide a
thermal barrier of material that has at least a 15-minute finish rating as
identified in listings of fire-related assemblies. The 15-minute-finish-rated thermal barrier
shall be permitted to be used for combustible or noncombustible walls, floors,
and ceilings.
Exception to (2): Where a fire sprinkler system(s) is installed
in accordance with NFPA 13-2002, Standard for the Installation of Sprinkler
Systems, on all floors, ENT shall be permitted to be used within walls, floors,
and ceilings, exposed or concealed, in buildings exceeding three floors above
grade.
FPN: A finish
rating is established for assemblies containing combustible (wood)
supports. The finish rating is defined
as the time at which the wood stud or wood joist reaches an
average temperature rise of 121°C (250°F) or an individual temperature of 163°C (325°F) as measured on the plane of the wood nearest the
fire. A finish rating is not intended to
represent a rating for a membrane ceiling.
(2) In locations subject to severe corrosive
influences as covered in 300.6 and where subject to chemicals for which the
materials are specifically approved.
(3) In concealed, dry, and damp locations not
prohibited by 362.12.
(5) Above suspended ceilings where the suspended ceilings provide
a thermal barrier of material that has at least a 15-minute finish rating as
identified in listings of fire-rated assemblies, except as permitted in
362.10)a)(a).
Exception to (5): ENT shall be permitted to be used above
suspended ceilings in buildings exceeding three floors above grade where the
building is protected throughout by a fire sprinkler system installed in
accordance with NFPA 13-2002, Standard for the Installation of Sprinkler
Systems.
(4) Encased in poured concrete,
or embedded in a
concrete slab on grade where ENT is placed on sand or approved screenings,
provided fittings identified for this purpose are used for connections.
(5) For
wet locations indoors as permitted in this section or in a concrete slab on or
below grade, with
fittings listed for the purpose.
(6) Metric designator 16 through
27 (trade size ½ through 1) as listed manufactured prewired assembly.
FPN: Extreme cold may cause some types of
nonmetallic conduits to become brittle and therefore more susceptible to damage from
physical contact.
Section 695.3 is amended to
read as follows:
695.3 Power Source(s) for Electric
Motor-Driven Fire Pumps. Electric motor-driven fire pumps shall have a
reliable source of power.
(A)
Individual Sources. Where reliable, and where capable of carrying indefinitely
the sum of the locked-rotor current of the fire pump motor(s) and the pressure
maintenance pump motor(s) and the full-load current of the associated fire pump
accessory equipment when connected to this power supply, the power source for an electric
motor-driven fire pump shall be one or more of the following.
(1)
Electric Utility Service Connection. A fire pump shall be permitted to
be supplied by a separate service, or from a connection located
ahead of and not
within the same cabinet, enclosure, or vertical switchboard section as the
service disconnecting means. The
connection shall be located and arranged so as to minimize the possibility of
damage by fire from within the premises and from exposing hazards. A tap ahead of the service disconnecting
means shall comply with 230.82(5). The
service equipment shall comply with the labeling requirements in 230.2 and the
location requirements in 230.72(b). [NFPA 20:9.2.2]
(2) On-Site
Power Production Facility. A fire pump shall be permitted to
be supplied by an on-site power production facility. The source facility shall be located and
protected to minimize the possibility of damage by fire. [NFPA 20:9.2.3]
(B)
Multiple Sources. Where reliable power cannot be obtained from a source described in
695.3(A), power shall be supplied from an approved combination of two or more
of either of such sources, or from an approved combination
of feeders constituting two or more power sources as covered in 695.3(B)(2), or from an approved
combination of one or more of such power sources in combination with an on-site
standby generator complying with 695.3(B)(1) and (B)(3).
(1)
Generator Capacity. An on-site generator(s) used to comply with
this section shall be of sufficient capacity to allow normal starting and running of the
motor(s) driving the fire pump(s) while supplying all other simultaneously
operated load. Automatic shedding of one
or more optional standby loads in order to comply with
this capacity requirement
shall be permitted A tap ahead of the on-site generator disconnecting means
shall not be required. The requirements
of 430.113 shall not apply. [NFPA
20:9.6.1]
(2) Feeder
Sources. This
section applies to multibuilding campus-style complexes with fire pumps at one or
more buildings. Where sources in
695.3(A) are not practicable, and with the approval of the authority having
jurisdiction, two or more feeder sources shall be permitted as one power source
or as more than one power source where such feeders are connected to or derived from separate
utility services. The connection(s),
overcurrent protective device(s), and disconnecting means for such feeds shall
meet the requirements of 695.4(B) [NFPA 20:9.2.5.3]
(3)
Arrangement. The power sources
shall be arranged so that a fire at one source will not cause an interruption
at the other source. [NFPA 20:9.2.5.1]
Section 700.12 is amended
to read as follows:
700.12
General Requirements. Current
supply shall be such that, in the event of failure of the normal supply to, or within, the
building or group of buildings concerned, emergency lighting, emergency power,
or both shall be available within the time required for the application but not
to exceed 10 seconds. The supply system
for emergency
purposes, in addition to the normal services to the building and meeting the
general requirements of this section, shall be one or more of the types of systems described in 700.12(A) through 700.12(E). Unit equipment in accordance with 700.12(F)
shall satisfy the
applicable requirements of this article.
In selecting an emergency
source of power, consideration shall be given to the occupancy and the type of
service to be rendered, whether of minimum duration, as for evacuation of a
theater, or longer duration,
as for supplying emergency power and lighting due to an indefinite period of
current failure from trouble either inside or outside the building.
Equipment shall be designed
and located so as to minimize the hazards that might cause complete failure due to flooding, fires,
icing, and vandalism.
Equipment for sources of
power as described in 700.12(A) through 700.12(E) where located within assembly
occupancies for greater than 1000 persons in buildings above 23 m (75 ft) in
height with any of the following occupancy classes – assembly, educational, residential, detention
and correctional, business, and mercantile – shall be installed either in
spaces fully protected by approved automatic fire suppression systems
(sprinklers, carbon dioxide systems, and so forth) or in spaces with a 1-hour fire rating.
FPN No. 1: For
the definition of occupancy classification, see Section 6.1 of NFPA 101-2003, Life Safety Code.
FPN No. 2:
Assignment of degree of reliability of the recognized emergency supply
system depends on the
careful evaluation of the variables at each particular installation.
(A) Storage Battery. Storage batteries used as a source of power for emergency systems shall
be of suitable rating and capacity to supply and maintain the total load for a minimum period of 1 ½
hours, without the voltage applied to the load falling below 87 ½ percent of
normal.
Batteries, whether of the acid or alkali ty0pe,
shall be designed and constructed to meet the requirements of emergency service
and shall be compatible
with the charger for that particular installation.
For a sealed batter, the
container shall not be required to be transparent. However, for the lead acid battery that
requires water additions, transparent or translucent jars shall be furnished. Automotive-type batteries shall not be used.
An automotive battery
charging means shall be provided.
(B) Generator Set.
(1) Prime Mover-Driven. For a generator set driven by a
prime mover acceptable to the authority having jurisdiction and sized in accordance with 70.5, means
shall be provided for automatically starting the prime mover on failure of the
normal service and for automatic transfer and operation of all required
electrical circuits. A time-delay feature
permitting a 15-minute setting shall be provided to avoid retransfer in case of short-time
reestablishment of the normal source.
(2) Internal Combustion as
Prime Movers. Where
internal combustion engines are used as the prime mover, an on-site fuel supply
shall be provided with an on-premise fuel supply sufficient for not less than 2 hours’ full-demand
operation of the system. Where power is
needed for the operation of the fuel transfer pumps to deliver fuel to a
generator set day tank, this pump shall be connected to the emergency power system.
(3) Dual Supplies. Prime movers shall not be solely
dependent on a public utility gas system for their fuel supply or municipal
water supply for their cooling systems.
Means shall be provided for automatically transferring from one fuel
supply to another
where dual fuel supplies are used.
Exception:
Where acceptable to the authority having jurisdiction, the use of other
than on-site fuels shall be permitted where there is a low probability of a
simultaneous failure of both the off-site fuel delivery system and power from the outside electrical
utility company.
(4)
(5) Auxiliary Power Supply. Generator sets that require more
than 10 seconds to develop power shall be permitted if an auxiliary power
supply energizes the emergency system until the generator can pick up the load.
(6) Outdoor Generator Sets. Where an outdoor housed generator
set is equipped with a readily accessible disconnecting means located within
sight of the building or structure supplied, an additional disconnecting means shall
not be required where ungrounded conductors serve or pass through the building
or structure.
(C) Uninterruptible Power
Supplies. Uninterruptible power supplied used to provide power for emergency
systems shall comply with the applicable provisions of 700.12(A) and 700.12(B).
(D) Separate
Service. Where acceptable to the
authority having jurisdiction as suitable for use as an emergency source of
power, an additional service shall be permitted. This service shall be in accordance with the
applicable provisions of Article 230 and the following additional requirements:
(1) Separate service drop or service lateral
(2) Service conductors sufficiently remote electrically and
physically from any other service conductors to minimize the possibility of
simultaneous interruption of supply
(E) Fuel Cell System. Fuel cell systems used as a
source of power for emergency systems shall be of suitable rating and capacity
to supply and maintain the total load for not less than 2 hours
of full-demand
operation.
Installation of a fuel cell
system shall meet the requirements of Parts II through VIII of Article 692.
Where a single fuel cell
system serves as the normal supply for the building or group
of buildings concerned, it shall not serve as the sole source of power for the emergency
standby system.
(F) Unit Equipment. Individual unit equipment for
emergency illumination shall consist of the following:
(1)
A rechargeable battery
(2)
A battery charging means
(3)
Provision for one or more lamps mounted on the equipment, or
shall be permitted to have terminals for remote lamps, or both
(4)
A relaying device arranged to energize the lamps
automatically upon failure of the supply to the unit equipment
The batteries shall be of suitable rating and
capacity to supply
and maintain at not less than 87 ½ percent of the nominal battery voltage for
the total lamp load associated with the unit for a period of at least 1 ½
hours, or the unit equipment shall supply and maintain not less than 60 percent
of the initial
emergency illumination for a period of at least 1 ½ hours. Storage batteries, whether of the acid or
alkali type shall be designed and constructed to meet the requirements of
emergency service.
Unit equipment shall be permanently fixed in
place (i.e., not
portable) and shall have all wiring to each unit installed
in accordance with the requirements of any of the wiring methods in Chapter
3. Flexible cord-and-plug connection
shall be permitted, provided that the cord does not exceed 900 mm (3 ft) in length. The branch circuit feeding the unit equipment
shall be the same branch circuit as that serving the normal lighting in the
area and connected ahead of any local switches.
The branch circuit that feeds unit equipment shall be clearly identified at the distribution
panel. Emergency luminaries
(illumination fixtures) that obtain power from a unit equipment and are not
part of the unit equipment shall be wired to the unit equipment as required by
700.9 and by one of the wiring methods of Chapter 3.
Exception:
In a separate and uninterrupted area supplied by a minimum of three
normal lighting circuits, a separate branch circuit for unit equipment shall be
permitted if it originates from the same panelboard as that of the normal
lighting circuits and
is provided with a lock-on feature.
Section
701.11 is amended to read as follows:
701.11
Legally Required Standby Systems. Current supply shall be such
that, in the event of failure of the normal supply to, or within, the building
or group of buildings
concerned, legally required standby power will be available within the time
required for the application but not to exceed 60 seconds. The supply system for legally required
standby purposes, in addition to the normal services to the building, shall be permitted to comprise
one or more of the types of systems described in 701.11(A) through 701.11(F), excluding 701.11(E). Unit equipment in accordance with 701.11(G)
shall satisfy the applicable requirements of this article.
In selecting a legally required standby source of
power, consideration shall be given to the type of service to be rendered,
whether of short-time duration or long duration.
Consideration shall be
given to the location or design, or both, of all equipment to minimize the
hazards that might
cause complete failure due to floods, fires, icing, and vandalism.
FPN: Assignment of degree of
reliability of the recognized legally required standby supply system depends on
the careful evaluation of the variables at each particular installation.
(A) Storage Battery. A storage battery shall be of
suitable rating and capacity to supply and maintain at not less than 87 ½
percent of system voltage the total load of the circuits supplying legally
required standby power for a period of at least 1 ½ hours.
Batteries, whether of the acid or alkali type, shall be designed and
constructed to meet the service requirements of emergency service and shall be
compatible with the charger for that particular installation.
For a sealed battery, the container shall not be required to be
transparent. However, for the lead acid
battery that requires water additions, transparent or
translucent jars shall be furnished.
Automotive-type batteries shall not be used.
An automatic battery charging means shall be provided.
(B) Generator Set.
(1) Prime Mover-Driven. For a generator set driven by a
prime mover acceptable to the authority having jurisdiction and sized in
accordance with 701.6, means shall be provided for automatically starting the
prime mover upon
failure of the normal service and for automatic transfer and operation of all
required electrical circuits. A
time-delay feature permitting a 15-minute setting shall be provided to avoid
transfer in case of short-time re-establishment of the normal source.
(2) Internal Combustion Engines as Prime Mover. Where internal
combustion engines are used as the prime mover, an on-site fuel supply shall be
provided with an on-premise fuel supply sufficient for not less than 2 hours’
full-demand operation of the system.
(3) Duel Fuel Supplies. Prime movers
shall not be solely dependent on a public utility gas system for their fuel
supply or municipal water supply for their cooling systems. Means shall be provided for automatically
transferring one fuel supply to another where dual fuel supplies are used.
Exception: Where
acceptable to the authority having jurisdiction, the use of other than on-site
fuels shall be permitted where there is a low probability of a simultaneous
failure of both the off-site fuel delivery system and power from the outside electrical utility company.
(4)
(5) Outdoor Generator Sets. Where an
outdoor housed generator set is equipped with a readily accessible
disconnecting means located within sight of the building or structure supplied,
an additional
disconnecting means shall not be required where ungrounded conductors serve or
pass through the building or structure.
(C) Uninterruptible Power Supplies. Uninterruptible
power supplied used to provide power for legally required standby systems shall comply with the
applicable provisions of 701.11(A) and 701.11 (B).
(D) Separate Service. Where
acceptable to the authority having jurisdiction as a source of power, an
additional service shall be permitted.
This service shall be in accordance with the applicable provisions of Article 230, with
separate service drop or lateral sufficiently remote electrically and
physically from any other service to minimize the possibility of simultaneous
interruption of supply from an occurrence in another service.
(E) Connection Ahead of
Service Disconnecting Means. Where acceptable to the authority having
jurisdiction, connections located ahead of and not within the same cabinet,
enclosure, or vertical switchboard section as the service disconnecting means
shall be permitted. The legally required
standby service shall be sufficiently separated from the normal main service
disconnecting means to prevent simultaneous interruptioin of supply through an
occurrence within the building or groups of buildings served.
FPN: See 230.82 for equipment permitted on the
supply side of a disconnecting means.
(F) Fuel Cell System. Fuel cell systems used as a
source of power for legally required standby systems shall be of suitable
rating and capacity to supply and maintain the total load for not less than 2 hours of
full-demand operation.
Installation of a fuel cell
system shall meet the requirements of Parts II through VIII of Article 692.
Where a single fuel cell system serves as the normal supply for the building a group of buildings concerned, it shall not serve as
the sole source of power for the legally required standby system.
(G) Unit Equipment. Individual unit equipment for
legally required standby illumination shall consist of the following:
(1) A rechargeable battery
(2) A battery charging means
(3) Provisions for one or more lamps mounted on the
equipment and shall be permitted to have terminals for remote lamps
(4) A relaying device arranged to energize the lamps
automatically upon failure of the supply to the unit equipment
The batteries shall be of
suitable rating and capacity to supply and maintain at not less than 87 ½ percent of the nominal battery
voltage for the total lamp load associated with the unit for a period of at
least 1 ½ hours, or the unit equipment shall supply and maintain not less than 600 percent of the initial legally required standby
illumination for a period of at least 1 ½ hours. Storage batters, whether of the acid or
alkali type, shall be designed and constructed to meet the requirements of emergency
service.
Unit equipment shall be
permanently fixed in place (i.e., not portable) and shall have all wiring to
each unit installed in accordance with the requirements of any of the wiring
methods in Chapter 3. Flexible cord-and-plug connection shall be
permitted, provided that the cord does not exceed 900 mm (3 ft) in length. The branch circuit feeding the unit equipment
shall be the same branch circuit as that serving the normal lighting in the
area and connected ahead of any local switches. Legally required
standby luminaries (illumination fixtures) that obtain power from a unit
equipment and are not part of the unit equipment shall be wired to the unit
equipment by one of the wiring methods of Chapter 3.
Exception:
In a separate
and uninterrupted area supplied by a minimum of three normal lighting circuits,
a separate branch circuit for unit equipment shall be permitted if it
originates from the same panelboard as that of the normal lighting circuits and
is provided with a
lock-on feature.
Section 3. Chapter 5, Article 4, Sections 5-401 and 5-402 of the Code of the City of Lawrence, Kansas, 2003 Edition, are hereby repealed, it being the intent of
this Ordinance to substitute the provisions in place thereof.
Section 4. The ordinance shall be in full force and take
effect upon its publication as provided for by law.
PASSED by the governing body this day of , 2006.
Mike Amyx, Mayor
ATTEST:
Frank S. Reeb, City Clerk
Approved as to form and legality:
David L. Corliss, Interim City Manager