HomeMy WebLinkAboutOrd 3894 02/16/1988ORDINANCE NO. 3894
AN ORDINANCE AMENDING ARTICLE III OF
CHAPTER 21 ENTITLED "BUILDING CODE"
OF THE VILLAGE CODE OF MOUNT PROSPECT
PASSED AND APPROVED BY
THE PRESIDENT AND BOARD OF TRUSTEES
THE 16th DAY OF February , 1988.
Published in pamphlet form by
authority of the corporate
authorities of the Village of
Mount Prospect, Illinois, the
17th day of February , 1988.
ORDINANCE NO. 3894
AN ORDINANCE AMENDING ARTICLE III OF
CHAPTER 21 ENTITLED "BUILDING CODE"
OF THE VILLAGE CODE OF MOUNT PROSPECT
WHEREAS, it has been determined by the corporate authorities of
the Village of Mount Prospect that minimum standards be
established regulating noise levels permitted within a
residential structure, other that a single family detached
dwelling unit; and
WHEREAS, the corporate authorities of the Village of Mount
Prospect has determined that it the health, safety and welfare of
the residents of certain residential properties would be best
served by establishing minimum standards be established as set
forth hereinbelow.
NOW, THEREFORE, BE IT ORDAINED BY THE PRESIDENT AND BOARD OF
TRUSTEES OF THE VILLAGE OF MOUNT PROSPECT, COOK COUNTY, ILLINOIS:
SECTION ONE: That Article III entitled "Architectural Design" of
Chapter 21 (Building Code) of the Village Code of Mount Prospect,
as amended, be and the same is further amended by adding thereto
an entirely new Section 21.307 entitled "Sound Insulation
Requirements"; so hereinafter said Section 21.307 shall be and
read as follows:
"Sec. 21.307. Sound Insulation Requirements. Sound
insulation conforming with the minimum standards established
herein shall be provided in any building or portion of a
building that is or shall be used on a permanent or
temporary basis for residential purposes with the exception
of a detached single family dwelling.
A. Definitions.
For the purpose of this Section 21.307, the definitions
set forth herein are hereby adopted.
Airborne Sound shall mean sound transmitted in the
air to or against a separation, but shall not mean
sound created by the impact of an object against a
separation.
Impact Sound shall mean sound or vibration through an
assembly caused by the striking of the wall or floor
with a heavy object.
Dwelling Unit shall include any building or portion of
a building that is or will be used on a permanent or
temporary basis for residential purposes, but shall
not include a single family detached dwelling.
Separation shall mean a wall, ceiling or floor
assembly which is common to separate dwelling units or
portions of separate dwelling units or a wall or floor
which is common to any habitable room or garage.
5. $ shall mean SOund Transmission ContrOl./
6. FSTC shall mean Field Sound Transmission Control.
7. IIC shall mean Impact Insulation Control.
B. Reduction of Sound Transmission
Separations shall be capable of reducing the transmission
of airborne sound, measured in decibels, between the
rooms of separate dwelling units and between habitable
rooms and garages as follows:
1. Wall partitions between dwelling units shall meet the
criteria set forth in the following table for the
acoustic environment grade of the particular area
involved. Where the partition between dwelling units
is common to several functional spaces, the partition
shall meet the highest criterion value.
Criteria for Airborne Sound Insulation
of Wall Partitions Between D~ellin~
Units
Partition Function Between Dwellings
STC
Apt. A Apt. B
FSTC
Bedroom to Bedroom 52 48
Living Room to Bedroom 54 50
Kitchen to Bedroom 55 52
Bathroom to Bedroom 56 52
Corridor to Bedroom 52 48
Living Room to Living Room 52 48
Kitchen to Living Room 52 48
Bathroom to Living Room 54 50
Corridor to Living Room 52 48
Kitchen to Kitchen 50 46
Bathroom to Kitchen 52 48
Corridor to Kitchen 52 48
Bathroom to Bathroom 50 46
Corridor to Bathroom 48 46
Floor-ceiling assemblies between dwelling units shall
meet the criteria for both airborne and impact sound
insulation criteria set forth in the following table
for the acoustic environment grade of the particular
area involved.
Criteria for Airborne and Impact Sound
Insulation of Floor-Ceiling Assemblies
Between Dwelling Units
Partition Function Between Dwellings
Apt. A Apt. B. STC FSTC IIC
Bedroom above
Living Room above
Kitchen above
Family Room above
Corridor above
Bedroom above
Living Room above
Kitchen above
Family Room above
Corridor above
Bedroom above
Living Room above
Kitchen above
Bathroom above
Family Room above
Corridor above
Bedroom above
Living Room above
Kitchen above
Bathroom above
Corridor above
Bedroom 52
Bedroom 54
Bedroom 55
Bedroom 56
Bedroom 52
Living Room 54
Living Room 52
Living Room 52
Living Room 54
Living Room 52
Kitchen 55
Kitchen 52
Kitchen 50
Kitchen 52
Kitchen 52
Kitchen 48
Family Room 56
Family Room 54
Family Room 52
Bathroom 50
Corridor 48
48 52
50 57
52 62
52 62
48 62
50 52
48 52
48 57
52 60
48 57
52 50
48 52
46 52
48 52
48 58
46 52
52 48
52 50
48 52
48 50
46 48
Floor coverings may be included in the floor-ceiling
assembly to obtain the ratings set forth in 2 above.
Floor coverings so used must be retained as a
permanent part of the assembly and may only be
replaced by other floor coverings having equivalent
noise reduction characteristics.
C. Minimum Standards
It is intended that the standards set forth in this
Article are to be as minimal and no reduction thereto
shall be permitted.
D. Field Testing
Ail field testing of airborne and impact sound shall
be done at the owner's expense under the supervision
of a registered, professional engineer experienced in
the field of acoustical testing and engineering.
Field airborne sound transmission test procedures
shall be conducted in accordance with applicable
portions of ASTM E90 and related appendix.
Field impact sound transmission test procedures shall
be conducted in accordance with applicable portions of
ISO Recommendation R-140-1960 (E).
Field tests need not be made on separations when, as
determined by the Department of Code Enforcement, such
separations are constructed in exactly the same manner
using all and only the materials and methods as other
similar separations which have been tested and found
to be in compliance with the provisions of this
Article.
e
Field tests need not be performed on separations when
the components thereof have been certified at required
levels by laboratory tests.
Tests may be required by the Department of Code
Enforcement when evidence of compromised separations
is noted. "
E. Appeals from the decision of the Director of Code
Enforcement.
Appeals from the decision of the Director of Code
Enforcement shall be made to the Village Manager
within seven (7) business days of the date of said
decision.
a. An appeal from the decision of the Director of Code
Enforcement shall be made in writing to the Village
Manager stating the particular requirements that
are in contention;
b. Said appeal shall specify the grounds for said
appeal;
c. Said appeal shall include the type of relief sought
by the appellant;
d. The decision of the Village Manager shall be final.
SECTION TWO: That this Ordinance shall be in full force and
effect from and after its passage, approval and publication in
the manner provided by law.
AYES: Arthur, Murauskis,
NAYS: None
ABSENT:Farley, Floros
PASSED and APPROVED this
Van Geem,
Wattenberg
16th day of February , 1988.
Carolyn ~. Krause
Village President
ATT .
~C~rol A. Fields'
Village Clerk