§ 8.16.030. Definitions
1. "Authorized enforcement personnel" means the City Police Commissioner, the Commissioner of the Inspectional Services Department, the Chairperson of the License Commission and their designees.
2. "Commercial area" means any area defined as an office or business district by the City zoning ordinance, Article 3.000.
3. "Construction" means any site preparation, assembly, erection, substantial repair, alteration, or similar action, but excluding demolition, for or of public or private rights-of-way, structures, utilities or similar property.
4. "Daytime" means the period between the hours of seven a.m. and six p.m. daily except Sunday and holidays according to the time system locally in effect.
5. "dB" means the abbreviation for decibel.
6. "dB(A)" means the A-weighted sound level in decibels, as measured by a general purpose sound level meter complying with the provisions of Specifications for Sound Level Meters (S1. 4 1971), American National Standards Institute (ANSI), properly calibrated, and operated on the "A" weighting network.
7. "Demolition" means any dismantling, intentional destruction or removal of structures, utilities, public or private right-of-way surfaces, or similar property.
8. "Emergency" means any occurrence or set of circumstances involving actual or imminent physical trauma or property damage which demands immediate action.
9. "Emergency work" means any work performed for the purpose of preventing or alleviating the physical trauma or property damage threatened or caused by an emergency.
10. "Hz" means the abbreviation for Hertz, which means cycles per second.
11. "Impact device" means a construction device in which or by which a hammer, meaning a moving mass of hard solid material, is mechanically by means of a working fluid or compressed air caused to repetitively impact upon and transmit kinetic energy to a tool. The tool may be included as a part of the device, as in the case of a moil on a paving breaker or the drill steel of a jackhammer, or it may be a mass to which the impact device is temporarily connected as in the case of a pile and pile driver. Examples of impact devices are pile drivers, paving breakers and power impact hammers, impact wrenches, riveters and stud drivers.
12. "Industrial area" means any area defined as an industrial district by the City zoning ordinance, Article 3.000.
13. "L10 level" means the A-weighted sound level exceeded ten percent of the time.
14. "Motor vehicles" means any vehicle so defined in G.L., c. 90, § 1
15. "Motorcycle" means any vehicle so defined in G.L., c. 90, § 1
16. "Noise disturbance" means any sound which (a) causes temporary or permanent hearing loss in persons exposed; or (b) is injurious to the public health; (c) causes a nuisance which is prohibited by law; or (d) is defined as a noise disturbance pursuant to the provisions of this chapter.
17. "Noise sensitive zone" means any area designated by the enforcement authority pursuant to subsection B of Section 8.16.040 of this chapter for the purpose of ensuring exceptional quiet. Noise sensitive zones shall include, but not be limited to, areas where noise sensitive activity occurs, such as the operation of schools, libraries open to the public, churches, hospitals and nursing homes.
18. "Person" means any individual, association, partnership, or corporation, and includes any officer, employee, department, agency or instrumentality of a state or any political subdivision of a state.
19. "Public right-of-way" means any street, avenue, boulevard, highway, sidewalk or alley or similar place which is owned or controlled by a governmental entity.
20. "Public space" means any real property or structures thereon which are owned or controlled by a governmental entity.
21. "Real property boundary" means an imaginary line along the ground surface, and its vertical extension, which separates the real property owned by one person from that owned by another person, but not including intra-building real property divisions.
22. "Residential area" means any area defined as a residence district by the City zoning ordinance, Article 3.000.
23. "Sound pressure level" is numerically equal to twenty times the logarithm (to the base ten) of the sound pressure to the reference sound pressure (the reference sound pressure shall equal twenty micropascals). Unless otherwise stated, the level is understood to be that of a root mean-square pressure.
24. "Weekday" means any day Monday through Friday which is not a legal holiday.
(Ord. 1121 (part), 1991)