ORD1988616aAN ORDINANCE TO CREATE
ORDINANCE NO. 616
AUTOMATIC SPRINKLER PROTECTION
IN THE CITY OF MUSKEG0
CHAPTER 32 - FIRE PREVENTION CODE
The Common Council of the City of Muskego, Waukesha
County, State of Wisconsin, DO ORDAIN AS FOLLOWS:
SECTION 1: An Ordinance entitled CHAPTER 32, Fire
Prevention Code, Automatic Sprinkler Protection is hereby created
for the Municipal Code of the City of Muskego to read as follows:
CITY OF MUSKEG0 Official Notice
SECTION 32
AUTOMATIC SPRINKLER PROTECTION
FIRE PREVENTION CODE
32.01
32.02
32.03
32.04
32.05
32.07
32.06
32.08
32.09
32.10
32.1 1 32.12
32.13
32.14
Purpose
Definition
Installation-Required
Type of System and Approval of Plans
Application to Existing Building
New Additions, Remodeling and/or Change of Use
Maintence of Equipment
Fire Department Hose Connections
Fire Department Stand Pipes
Exempt ions
Fire Hydrant Requirements
Substitution
Interim Installations
Security Key Vault System
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a 32.01
32.02
(1)
0
PURPOSE
To provide the means for the automatic extinguishment of
fire in buildings or parts of buildings which because of
their size, construction or occupancy or lack of suitable
protective equipment, constitute a special fire hazard to
life or property or an excessive burden upon the fire
extiguishing capabilities of the Fire Department.
DEFINITIONS
definitions shall apply.
For the purpose of this subsection, the following
(a) - NFPA For the purposes of this section NFPA means the
current editions of the National Fire Protection
Association Codes and Standards.
(b) "Approved", as applied to automatic fire sprinkler
equipment and devices, means approval by a recognized
testing laboratory.
(c) "Area" means the maximum horizontal projected area on
main floor of building or structure within the exterior
walls or between approved fire walls. Appproved fire
walls will not be used as a determing factor to defray
from the overall exterior walls when classifying a
building or structure for the installation of an
approved sprinkler system. The square foot
determination as to the requirements of this fire
prevention code for the installation of approved
sprinkler systems will be determined by the square
usable floor area.
footage of the exterior walls, and total square feet of
(d) "Automatic fire spr.inkler equipment" means a system of
piping connected to an adequate water supply and
provided with approved automatic fire sprinklers and/or
devices so arranged and located as to discharge water
automatically to the seat of the fire. Installation
shall comply with the National Fire Protection Codes
standard for the installation of sprinkler systems.
(e) Basement" means as per state of Wisconsin Code 51.01.
(f) "Fire resistive" means that type of construction in
which the structural members including walls,
noncombustible materials with fire resistance ratings
partitions, columns, floor and roof construction are of
not less than those specified in the following table.
The two classifications are identified by the required
fire resistance of floors as a matter of convenience.
Fir@ Raeistance Rating of
Structural Members in Hours
Classification
3 hour 2 hour
Bearing walls or bearing portions of walls,
exterior OK interior 4 3
Bearing walls and bearing partitions must have
adequate stability under fire condtions in
addition to the specified fire resistance rating
Nonbearing walls or portions of walls, exterior or interior NC NC
NC-Noncombustible. Fire resistance may be
required in such walls by conditions such as
fire exposure, location with respect to lot
lines, occupancy or other pertinent conditions
Principal supporting members including columns,
trusses, girders and beams for one floor or
roof only 4
Principal supporting members including columns,
trusses, girders and beams for more than one
floor or roof 4
Secondary floor construction members, such as the
beams, slabs and joists not affecting the stability
of the building 3 2
Secondary roof construction members, such as beams,
purlins and slabs, not affecting the stability of
the building 2 1 '/z
openings through floors
Interior partitions enclosing stairways and other 2 2
One hour noncombustible partitions may be
permitted under certain conditions
"Fire wall" means a wall which has a fire resistance rating
of not less than four hours, and which divides a building
or separates buildings to restrict the spread of fire. A
as part of a fire wall in all non-fire-resistive buildings.
three foot parapet wall will be required above roof level
"Ground floor" means as per state of Wisconsin Code 51.01.
"Multifamily house" means a building OK portion thereof
containing four or more dwelling units having a common
houses. Row houses with fire walls extending from basement
entrance, such as tenements, apartments or rooming
to three feet above roof line separating each living unit
are exempt.
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(j ) Places of Assembly
Theaters ;
Assembly halls
Motion picture theaters
Auditoriums
Exhibition halls
Museums
Bowling lanes
Mortuary chapels
Courtrooms
Churches
Restaurants
Clubrooms
Dance halls
Skating rinks
Gymnasiums
Poolrooms
Conference rooms
1. "Places of assembly" include, but are not limited to, all
buildings or portions of buildings used for gathering
together fifty or more persons in commercial places of
assembly and one hundred or more persons in noncommercial
places of assembly. Places of assembly shall include those
facilities used for such purposes as deliberation, worship,
Assembly occupancies include, but are not limited to:
entertainment, amusement or awaiting transpor-tation.
2. Occupancy of any room or space for assembly by less than
one hundred persons in a building of other occupancy and
incidental to such other occupancy shall be classed as
part of the other occupancy and subject to the
provisions applicable thereto.
3. Educational occupancies included all buildings used for
the gathering of groups of six or more persons for
purposes of instruction. Educational occupancies
include :
(a) Schools
(b) Universities
(c) Colleges
(d) Child day care facilities
(e) Academies
(f) Nursery schools
(g) Kindergartens
4. Other occupancies associated with educational
parts of this code. Exception: Licensed day care
institutions shall be in accordance with the appropriate
facilities shall include those of any capacity.
5. In cases where instruction is incidental to some other
occupancy, the section of this code governing such other
occupancy shall apply.
(k) "Story" means that part of a building between a floor and
the floor or roof above.
(1) "Subbasement" means any level below basement.
(m) "Theater" means all buildings or parts of buildings,
containing an assembly hall, having a stage which may be
equipped with curtains or movable scenery, or which is
otherwise adaptable to the showing of plays, operas, motion
pictures or similar forms of entertainment.
(n) "Occupancy clasification": has that meaning as defined in
Chapter 4, NFPA 101, 1976 edition.
32.03 INSTALLATION REQUIRED
Approved automatic fire sprinkler equipment shall be installed
and maintained as follows:
(a) Buildings Used for the Manufacture, Storage or Sale of
Combustible Goods or Merchandise.
1. Fire resistive buildings
b. Over one story in height and 6,000 sq. ft. or more in
a. One floor 10,000 sq. ft. or more in area.
area. ..
c. Over 3 stories in height, regardless of area.
2. Non-fire resistive buildings
a. One floor 6,000 sq. ft. or more in area.
b. Over one story in'height and 4,000 sq. ft. OK more on a floor.
c. Over 2 stories.
(b) Multi-Family
1. Fire resistive buildings
a. Basements, stairways and corridors in buildings up to 4
b. Throughout in buildings 3 stories or more.
2. Non-fire resistive buildings
a. Basements, stairways and corridors
b. Throughout building if 3 stores or more
c. Buildings over 3,000 sq. ft.
(c) Office Buildings, Motels and Hotels
stories.
1.
a.
b.
C.
2.
a.
b.
C.
Fire resistive buildings
None required for single story without basement if less
than 10,000 sq. ft.
Basements, stairways and corridors in buildings of 2
stories up to 3 stories.
Throughout in buildings 3 stories or more.
Non-fire resistive buildings
None required for single story without basement if less
than 6,000 sq. ft.
Throughout in buildings over 2 stories. Basements, stairways and corridors up to 2 stories.
(d) Theaters and Places of Assembly
1. Fire-resistive buildings
a. Less than eight thousand square feet in area.
b. Stage, under roof of stage, gridirons, fly galleries and
bridges, dressing rooms, property rooms and on the stage
side of the proscenium opening.
2. Non-fire-resistive buildings
a. Throughout all buildings
(e) Hospitals
1. Fire-resistive buildings a. Throughout all buildings
2. Non-fire resistive buildings
a. Throughout all buildings
(f) Nursing, Convalescent, Old Age and Institutional Buildings
1. Throughout all buildings
(9) Schools, Colleges, Universities, Medical Centers, and Day
Care Centers
1. Fire-resistive Buildings
a. Basements, workshops, laboratories, stairways,
corridors, janitor closets and/or storage closets,
kitchens, cafeterias, sleeping areas and all places
where combustible materials are handled or stored,
including all storage rooms
2. Non-fire resistive buildings
a. Throughout all buildings
(h) Dormitories, Fraternity and/or Sorority Houses
1. Fire-resistive buildings
a. Linen rooms, storage rooms, boiler or heater rooms,
kitchens, stairways, corridors and all areas where
combustible materials are handled or stored.
a. Throughout all buildings
2. Non-fire resistive buildings
(i) Hazardous Properties
1. Throughout every building which by reason of its
construction or highly combustible occupancy involves a
severe life hazard to its occupants or adjoining
property or in the judgment of the authority having
jurisdiction, constitutes a fire menace.
2. Sample occupancies which are considered highly
combustible:
a. Chemical Works or storage
b. Explosive or pyrotechnic manufacturing
c. Linseed oil mills, storage or manufacturing
d. Linoleum and oil cloth manufacturing
e. Oil refineries or storage facilities
f. Paint shops
h. Shade cloth manufacturing
g. Pyroxylin plastic manufacturing or processing
j. Varnish or paint manufacturing
i. Solvent extracting
k. All occupancy involving processing, mixing, storage
and/or dispensing volatile liquids and/or toxic
gases
1. Air craft hangers
(j) Garages
1.
b.
a.
2.
a.
b.
3.
4.
Fire Resistive Buildings
10.000 square feet or more in area.
Thiee leiels or more in height.
Non-Fire Resistive Buildings
6,000 square feet or more in area.
Exceeding three levels in height.
Basement or sub-basement garages containing spaces in
excess of three (3) passenger vehicles above or below
other occupancies.
Garages used as passenger terminals
(k) Other Properties Requiring Protection
1. Bowling alleys. Throughout buildings of 8,000 square
feet or more in area.
2.
a.
b.
4. 3.
Restaurants
Throughout buildings of 8,000 square feet or more floor
All kitchen exhaust hoods and ducts for cooking
area
equipment must be sprinklered or an approved type of
automatic extinguishing system installed.
All subbasements, required throughout.
All buildings 35' in height above outside grade at any
point, required throup,hout.
32.04 APPLICATION TO EXISTING BUILDINGS
Where the Fire Department finds that existing buildings are
used in whole or part in such a way as to constitute a severe
fire hazard to its occupants or adjoining property, the Fire
Chief may require compliance with the provisions of this
s.ubchapter as they relate to new construction.
32.05 TYPE OF SYSTEM AND APPROVAL OF PLANS
a. Automatic sprinkler equipment shall be installed and
connected to an adequate water supply. Sprinkler heads,
valves and auxiliary equipment of standard types suitable
for the individual building shall be determined by the
authority having jurisdiction in effect at the date of
installation.
b. No automatic sprinkler equipment shall be installed or
altered in a building until plans have been submitted to
and approved by the fire department and city building
department. Two copies of the plans and specifications
shall be submitted for review and approval. Approved plans
shall be stamped approved by the fire department and city
building department and the date of approval.
shall be returned to owner, one copy kept on file One in cOpK t e
fire department.
32.06 NEW ADDITIONS, REMODELING AND/OR CHANGE OF USE OF EXISTING
S
a. All buildings in this sub-section shall adhere to the
following:
1. If more than twenty-five percent (25%) of the gross
interior area of the building is remodeled and/or added
to, the entire building shall be provided with the
requirements of this ordinance.
2. Change of Use: If the use of any existing building is
changed, the building shall comply with this ordinance.
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3. The Fire Department may approve the equivalent of a
sprinkler system, in a building where such system is
equivalent shall depend on the type of occupancies, and
impossible or impracticable to install. The said
the type of structure. Smoke detectors and/or other
fire protection devices may be required.
32.07 MAINTENANCE OF EQUIPMENT
a. Sprinkler systems, standpipe systems, fire alarm systems
maintained in operative condition at all times as per the
and other fire protective or extinguishing systems shall be
requirements of this code. It is unlawful for any owner or
occupant to reduce the effectiveness of the protection so
required, except this shall not prohibit the owner or
occupant from temporarily reducing or discontinuing the
protection where necessary to make tests, repairs,
alterations or additions. The fire department shall be
notified before repairs, alterations or additions are
started and shall be notified again when the system has
been restored to service.
b. Periodic inspections shall be performed in accordance with
requirements of the authority having jurisdiction.
32.08 FIRE DEPARTMENT STANDPIPES
a. The installation of a sprinkler system will not supersede
the requirements for the installation of fire department
standpipes.
b. A Class Three standpipe will be installed in all buildings
three stories or more, or in any building with an occupancy
of one hunderd or more, and any building with one floor of
building over one story in height and six thousand square
twelve thousand square feet or more in area and any
feet or more in area on a floor.
c. All devices and materials used in standpipe systems shall
be of approved type.
d. All other standards and specifications will be taken from
the current edition of NEPA #14 Standard for the
Installation of Standpipe and Hose Systems.
32.09 FIRE DEPARTMENT HOSE CONNECTIONS
Every automatic sprinkler system installed in new or existing
hose connection at a location approved by the Fire Chief and/or
buildings shall be equipped with at least one Fire Department
appointed representative(s).
32.10 EXEMPTIONS
a. Exemptions shall be as follows:
1. Safe deposit or other vaults
2- Rooms or buildings devoted to the manufacture or storage
of aluminum powder, calcium carbide, calcium phosphide,
metallic sodium or potassium, quicklime, magnesium
powder, sodium peroxide orlike materials where the
application of water may cause or increase combustion
3. Any other locations where the installation of sprinklers
may increase the occupational hazard as determined by
the authority having jurisdiction.
b. When approved by the fire department and concurred by the
automatic protective equipment may be installed in place of
fire chief and/or appointed representative(s), other
automatic sprinkler systems.
32.11 FIRE HYDRANT REQUIREMENTS
a. Owner-installed hydrants required when: substantial
portions of a building are set back two hundred fifty feet
hundred feet from a city hydrant, the owner shall install
or more from the street or highway or are more than three
at his expense approved water hydrants. Hydrants shall be
free standing and be installed not more than fifty feet or
less than twenty five feet from the building. One hydrant
shall be located at the main entrance to such building.
Additional hydrants shall be provided around the perimeter
of the building so that no hydrant is more than two hundred
normal access routes.
fifty feet from any other approved hydrant measured by
b. "Approved water hydrant" means a water hydrant connected to
a city water main with 1 four-and-one-half-inch and 2 two-
and-one-half-inch fire department connections. The
connection waterline between the city water main and the
approved water hydrant shall be not less than six inches
and need not be more than twelve-inch pipe where the city
water main is eight inches or larger, the connection line
shall be not less than eight inches in size. A11 water
hydrants shall be approved by the fire chief and/or
appointed representative(s) and the city water department,
and shall be installed in compliance with the standards of
the city water department. All water hydrants shall be
accessible at all times to the fire department.
installed in such a manner and location so as to be
32.12 INTERIM INSTALLATIONS
a. Unless or until such time as a municipal water supply is
available to serve a building in which installation of an
automatic sprinkler is required, connection of the system
to a high volume water supply shall not be required;
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0 however, all design characteristics of systems installed
under this section shall include provisions for eventual
connection to a municipal water supply. In addition, such
interim installations shall also include:
1. One or more fire department connections with 2 female
couplings with National Standard Threads attached to a
header of adequate size in accordance with fire
protection engineering standards, but not less than 4"
to supply the system.
2. On interim installations, the system shall be connected
to the buildings local water supply. The water supply
shall have enough capacity to supply two (2) open
sprinkler heads.
3. An automatic fire detection and alarm system of a type
approved by the authority havinR jurisdiction.
b. All fire sprinkler systems installed under the requirements
of this section shall be connected to a municipal water
building are available for use. Installation of hydrants,
system within 6 months after water mains to serve the
if required, will also be installed at this time.
32.13 SUBSTITUTION
When approved by the Fire Chief and/or appointed
representative(s), other automatic Life Safety Early Warning
Equipment may be substituted for automatic sprinkler systems.
32.14 SECURITY KEY AND VAULT SYSTEM
a. The KNOX BOX vault system has been adopted for use by this
Fire Department. A Knox Box shall be installed in all
automatic alarm system which is monitored.
existing or newly constructed buildings which have an
b. The Knox Box shall be installed, at owner's or occllpant's
expense, at such locations as designated by the Fire Chief
and/or appointed representative(s).
SECTION 2: The several sections of this ordinance are declared
by a decision of a court of competent jurisdiction to be invalid,
to be severable. If any section or portion thereof shall be declared
unlawful, or unenforceable, such decision shall apply only to the
specific section or portion thereof directly specified in the
decision, and not affect the validity of all other provisions,
sections, or portion thereof of the ordinance which shall remain in
conflict with the Drovisions of this ordinance are herebv repealed as
full force and effect. Any other ordinance whose terms are in
4 to those terms that conflict.
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SECTION 3: This ordinance shall be in full force and effect from
Passed and approved this lJih day of TkLv , 19@. -
CITY OF MUSKEG0 &zs
WAYF G. SALENTINE, MAYOR
ATTEST:
City Clerk ,
PUBLISHED THIS A/'+DAY OF
ca
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