Oregon Administrative Rules › Chapter 340 - DEPARTMENT OF ENVIRONMENTAL QUALITY › Division 35 - NOISE CONTROL REGULATIONS › Section 340-035-0015 - Definitions

Current through Register Vol. 63, No. 7, July 1, 2024
As used in this division:
(1) "Air Carrier Airport" means any airport
			 that serves air carriers holding Certificates of Public Convenience and
			 Necessity issued by the Civil Aeronautic Board.
(2) "Airport Master Plan" means any long-term
			 development plan for the airport established by the airport
			 proprietor.
(3) "Airport Noise
			 Abatement Program" means a Commission-approved program designed to achieve
			 noise compatibility between an airport and its environs.
(4) "Airport Proprietor" means the person who
			 holds title to an airport.
(5)
			 "Ambient Noise" means the all-encompassing noise associated with a given
			 environment, being usually a composite of sounds from many sources near and
			 far.
(6) "Annual Average Day-Night
			 Airport Noise Level" means the average, on an energy basis, of the daily
			 Day-Night Airport Noise Level over a 12-month period.
(7) "Any One Hour" means any period of 60
			 consecutive minutes during the 24-hour day.
(8) "Closed Course Motorcycle Racing Vehicle"
			 means any motorcycle racing vehicle that is operated in competition or practice
			 session on a closed course motor sports facility, i.e., where public access is
			 restricted and admission is generally charged.
(9) "Commission" means the Environmental
			 Quality Commission.
(10)
			 "Construction" shall mean building or demolition work and shall include all
			 activities thereto such as clearing of land, earthmoving, and landscaping, but
			 shall not include the production of construction materials.
(11) "Day-Night Airport Noise Level (Ldn)"
			 means the Equivalent Noise Level produced by airport/aircraft operations during
			 a 24-hour time period, with a 10 decibel penalty applied to the level measured
			 during the nighttime hours of 10 p.m. to 7 a.m.
(12) "Department" means the Department of
			 Environmental Quality.
(13)
			 "Director" means the Director of the Department.
(14) "Drag Racing Vehicle" means any racing
			 vehicle used to compete in any acceleration competition initiated from a
			 standing start and continued over a straight-line course.
(15) "Emergency Equipment" means
			 noise-emitting devices required to avoid or reduce the severity of accidents.
			 Such equipment includes, but is not limited to, safety valves and other
			 unregulated pressure relief devices.
(16) "Equivalent Noise Level (Leq)" means the
			 equivalent steady state sound level in A-weighted decibels for a stated period
			 of time which contains the same acoustic energy as the actual time-varying
			 sound level for the same period of time.
(17) "Existing Industrial or Commercial Noise
			 Source" means any industrial or commercial noise source for which installation
			 or construction was commenced prior to January 1, 1975.
(18) "Farm Tractor" means any motor vehicle
			 designed primarily for use in agricultural operations for drawing or operating
			 plows, mowing machines, or other implements of husbandry.
(19) "Four Wheel Drive Racing Vehicle" means
			 any four-wheeled racing vehicle with at least one wheel on the front and rear
			 axle driven by the engine or any racing vehicle participating in an event with
			 predominantly four wheel drive racing vehicles.
(20) "Go-Kart Racing Vehicle" means a
			 light-weight four-wheeled racing vehicle of the type commonly known as a
			 go-kart.
(21) "Impulse Sound" means
			 either a single pressure peak or a single burst (multiple pressure peaks) for a
			 duration of less than one second as measured on a peak unweighted sound
			 pressure measuring instrument or "C" weighted, slow response instrument and
			 specified by dB and dBC respectively.
(22) "In-Use Motor Vehicle" means any motor
			 vehicle which is not a new motor vehicle.
(23) "Industrial or Commercial Noise Source"
			 means that source of noise which generates industrial or commercial noise
			 levels.
(24) "Industrial or
			 Commercial Noise Levels" means those noises generated by a combination of
			 equipment, facilities, operations, or activities employed in the production,
			 storage, handling, sale, purchase, exchange, or maintenance of a product,
			 commodity, or service and those noise levels generated in the storage or
			 disposal of waste products.
(25)
			 "Motorboat" as used in OAR 340-035-0025  means a watercraft propelled by an
			 internal combustion engine but does not include a boat powered by an outboard
			 motor or an inboard/outboard power package designed to exhaust beneath the
			 surface of the water.
(26)
			 "Motorcycle" means any motor vehicle, except farm tractors, designed to travel
			 on not more than three wheels which are in contact with the ground.
(27) "Motor Sports Advisory Committee" means
			 a committee appointed by the Director, from among the nominees, for the purpose
			 of technical advice on racing activities and to recommend Exceptions to these
			 rules as specified in OAR 340-035-0040(12). This Committee shall consist of:
(a) One permanent public member nominated by
			 a noise impacted group or association; and
(b) One representative of each of the racing
			 vehicle types identified in OAR 340-035-0040(2)  as nominated by the respective
			 sanctioning bodies; and
(c) The
			 program manager of the Department's noise pollution control section who shall
			 also serve as the departmental staff liaison to this body; and
(d) An attorney; and
(e) An acoustical engineer.