Excessive noise must be controlled by the Town
to protect, preserve and promote the public health, safety and welfare.
The Town Council recognizes the fact that people have a right to and
should be ensured an environment free from excessive sound and vibration.
As used in this chapter, the following words
and terms shall have the meanings hereinafter set out:
BACKGROUND NOISE
Noise which exists at a point as a result of the combination
of many distant sources, individually indistinguishable.
CONSTRUCTION
The assembly, erection, substantial repair, alteration, demolition
or site preparation for or of public or private rights-of-way, buildings
or other structures, utilities or property.
DAYTIME HOURS
The hours between 7:00 a.m. and 10:00 p.m., Monday through
Saturday, and the hours between 9:00 a.m. and 10:00 p.m. on Sunday.
DECIBEL
A unit of measurement of the sound level, the symbol for
which is dB.
EMERGENCY
Any occurrence or set of circumstances involving actual or
imminent physical trauma or property damage which demands immediate
action.
EXCESSIVE NOISE
Any sound, the intensity of which exceeds the standards set forth in §
103-6 of this chapter.
IMPULSE NOISE
Sound of short duration, usually less than one second, with
an abrupt onset and rapid decay.
INTRUSION ALARM
A device with an audible signal which, when activated, indicates
intrusion by an unauthorized person.
MOTOR VEHICLE
A vehicle as defined in Subdivision (30) of Section 14-1,
Connecticut General Statutes, Revision of 1958, as amended.
NIGHTTIME HOURS
The hours between 10:00 p.m. and 7:00 a.m. Sunday evening
through Saturday morning, and between 10:00 p.m. and 9:00 a.m. Saturday
evening through Sunday morning.
NOISE LEVEL
A frequency weighted sound pressure level as measured with
a sound level meter using the A-weighting network. The level so read
is designated dBA.
PERSON
Any individual, firm, partnership, association, syndicate,
company, trust, corporation, municipality, agency, or political or
administrative subdivision of the state or other legal entity of any
kind.
PREMISES
Any building, structure, land, or portion thereof, including
all appurtenances, owned or controlled by a person.
PROPERTY MAINTENANCE EQUIPMENT
All engine- or motor-powered tools and equipment used occasionally
in the repair and upkeep of exterior property and including, but not
limited to, lawn mowers, riding tractors, wood chippers, power saws
and leaf blowers.
PUBLIC EMERGENCY SOUND SIGNAL
A device, either stationary or mobile, producing an audible
signal associated with a set of circumstances involving actual or
imminent danger to persons or damage to property which demands immediate
action.
PUBLIC FACILITY MAINTENANCE
All activity related to the clearing, cleaning, repair and
upkeep of public roads, sidewalks, sewers, water mains, utilities,
and publicly owned property.
RECREATION VEHICLE
Any nonregistered combustion engine powered vehicle which
is being used for recreational purposes.
SOUND
A transmission of energy through solid, liquid or gaseous
media in the form of vibrations which constitute alterations in pressure
or position of the particles in the medium and which, in air, evoke
physiological sensations, including, but not limited to, an auditory
response when impinging on the ear.
SOUND LEVEL METER
An instrument used to measure sound levels. A sound level
meter shall conform, as a minimum, to the American National Standards
Institute's operational specifications for sound level meters S1.4-1971
(Type S2A).
SOUND PRESSURE LEVEL
Twenty times the logarithm to the base 10 of the ratio of
the pressure of a sound to the reference pressure of 20 micronewtons
per square meter (20 X 10-6 Newtons 1m2) and is expressed in decibels
(dB).
TOWN MANAGER
The duly appointed Town Manager of the Town or his designee.
This chapter shall not apply to noise emitted
by or related to:
B. The unamplified sound made by any wild animal.
C. A bell or chime from any building clock, school or
church.
D. A public emergency sound signal.
E. Farming equipment or farming activity.
The following shall be exempt from this chapter,
subject to the special conditions noted:
A. Noise created by the operation of property maintenance
equipment during daytime hours.
B. Noise generated by any construction equipment operated
during daytime hours.
C. Noise created by any recreational activities which
are sanctioned by the Town, including, but not limited to, parades,
sporting events, concerts and firework displays.
D. Noise created by blasting, provided that the blasting
is conducted between 8:00 a.m. and 5:00 p.m. local time and provided
that a permit for such blasting has been obtained from state or local
authorities.
E. Noise created by refuse and solid waste collection,
provided that such activity is conducted between 6:00 a.m. and 10:00
p.m.
F. Noise created by a fire or intrusion alarm which,
from time of activation of the audible signal, emits noise for a period
of time not exceeding 10 minutes when such alarm is attached to a
vehicle or 30 minutes when attached to any building or structure.
G. Noise created by public facility maintenance during
daytime hours.
For the purpose of determining noise levels
as set forth in this chapter, the following guidelines shall be applicable:
A. A person conducting sound measurements shall have
been trained in the techniques and principles of sound measuring equipment
and instrumentation.
B. Instruments used to determine sound level measurements
shall be sound level meters as defined by this chapter
C. The following steps shall be taken when preparing
to take sound level measurements:
(1) The instrument manufacturer's specific instructions
for the preparation and use of the instrument shall be followed.
(2) Measurements to determine compliance with §
103-6 shall be taken at a point that is located more or less one foot beyond the boundary of the emitter's premises and with the receptor's premises.
All provisions of the Zoning Regulations of the Town, which are more stringent than those set forth
herein, shall remain in force. If, for any reason, any work, clause,
paragraph or section of this chapter shall be held to make the same
unconstitutional or superseded by any state law or regulation, this
chapter shall not thereby be invalidated and the remainder of the
chapter shall continue in effect.