Noise & Vibration
- Noise & Vibration
Measurement, Analysis -
The tasks involve managing and preserving the environment from noise and vibration pollution generated by machinery and equipment at various construction sites such as residential, construction, railway, factory, and aviation projects. It also entails planning measures to address complaints arising from environmental issues.
Relevant regulations“Act on the Management of Noise and Vibration" Article 14 (Obligation to Comply with Emission Standards)
"Enforcement Rules of the Act on the Management of Noise and Vibration" Article 8 (Emission Standards for Factory Noise and Vibration)
"Act on the Testing and Inspection of Environmental Sector" Article 16 (Registration of Measurement Agency)
Noise Environment StandardsEnvironmental Policy Basic Act, Article 10, Paragraph 2, Enforcement Decree, Article 2, Related Exhibit 1Unit: Leq ㏈(A)
Regional Classification Applicable Regions Criteria Daytime (06:00～22:00)
Nighttime (22:00～06:00)
General Area Area “Ga” 50 40 Area “Na” 55 45 Area “Da” 65 55 Area “Ra” 70 65 Roadside Area Area “Ga” & “Na” 65 55 Area “Da” 70 60 Area “Ra” 75 70 Remark- 1. The classification of applicable areas by regional division is as follows:
- A. Area “Ga”
- 1) Green areas designated under Article 36, paragraph 1, item d) of “the National Land Planning and Utilization Act”
- 2) Conservation management areas designated under Article 36, paragraph 2, item a) of “the National Land Planning and Utilization Act”
- 3) Agricultural and forestry areas and natural environment conservation areas designated under Article 36, paragraph 1, item 3 and 4 of “the National Land Planning and Utilization Act”
- 4) Exclusive residential areas designated under Article 30, paragraph 1, item a) of “the Enforcement Decree of the National Land Planning and Utilization Act”
- 5) Areas within 50 meters from the boundary of a comprehensive hospital as defined in Article 3, paragraph 2, Clause 3, item 3 of “the Medical Service Act”
- 6) Areas within 50 meters from the boundary of schools as defined in Article 2 of the Elementary and Secondary Education Act and Article 2 of “the Higher Education Act”
- 7) Areas within 50 meters from the boundary of the following facilities:
- a) Public libraries as defined in Article 4(2)(1) of “the Library Act”
- b) Special libraries as defined in Article 4(2)(5) of “the Library Act”
- B. Area “Na”
- 1) Production management areas designated under Article 36, Paragraph 1, item 2 of “the National Land Planning and Utilization Act”
- 2) General residential areas and semi-residential areas designated under Article 30, Paragraph 1, item a) and b) “Enforcement Decree of the National Land Planning and Utilization Act”
- C. Area “Da”
- 1) Commercial areas designated under Article 36, Paragraph 1, Clause 1, item a) and planning management areas designated under the same Article 1, Paragraph 2, item b) of “the National Land Planning and Utilization Act”.
- 2) Semi-industrial areas designated under Article 30, Paragraph, Clause 3, item 3) of “the Enforcement Decree of the National Land Planning and Utilization Act”.
- D. Area “Ra”
- Designated exclusive industrial areas and general industrial areas as defined in Article 30, Paragraph 3, item a) and b) of “the Enforcement Decree of the National Land Planning and Utilization Act"
- A. Area “Ga”
- 2. "Roads" refer to thoroughfares with two or more lanes, each allowing safe and smooth passage for vehicles (excluding two-wheeled vehicles).
- 3. These noise environment standards do not apply to aircraft noise, railway noise, or construction work noise.
- Criteria of Regulations on Living Noise and Vibration
-
“Enforcement Rules of the Noise and Vibration Control Act” Article 20, Paragraph 3, Exhibit 8
Criteria of Regulations on Living NoiseUnit : ㏈(A)
Target Area Noise source By Time Zone Daytime, Nighttime (05:00～07:00, 18:00～22:00)
Daytime (07:00～18:00)
Nighttime (22:00～05:00)
A. Schools, comprehensive hospitals, and public libraries located in decline zones, residential development promotion zones, tourism and leisure development promotion zones, natural environment conservation areas, and other areas. Loudspeaker Installation 60 or below 65 or below 60 or below Noise emitted from indoors to outdoors 50 or below 55 or below 45 or below Factory 50 or below 55 or below 45 or below Business establishment Same building 45 or below 50 or below 40 or below Other 50 or below 55 or below 45 or below Construction site 60 or below 65 or below 50 or below Other Areas Loudspeaker Installation 65 or below 70 or below 60 or below Noise emitted from indoors to outdoors 60 or below 65 or below 55 or below Factory 60 or below 65 or below 55 or below Business establishment Same building 50 or below 55 or below 45 or below Other 60 or below 65 or below 55 or below Construction site 65 or below 70 or below 50 or below Remark- 1. The criteria for measuring and evaluating noise shall be determined in accordance with the environmental pollution process test standards as stipulated in Article 6, Paragraph 1, Clause 2 of “the Law on Environmental Testing and Inspection".
- 2. The classification of target areas shall be based on “the National Land Planning and Utilization Act".
- 3. The regulatory standards shall be applied based on the areas affected by residential noise.
- 4. For noise regulation at construction sites during the daytime, when the working hours using designated machinery or equipment subject to prior notification for specific construction activities are less than 3 hours per day, a correction of +10dB shall be applied to the regulatory standards. When the working hours exceed 3 hours but are less than 6 hours, a correction of +5dB shall be applied to the regulatory standards.
- 5. For blasting noise, a correction of +10dB shall be applied to the regulatory standards only during the daytime.
- 6. Deleted <2019. 12. 31.>
- 7. For construction site regulatory standards, the following areas shall have a correction of -5dB applied to the regulatory standards only on public holidays.
- A. Residential areas
- B. Areas within a straight-line distance of 50m from the boundaries of hospitals designated under “the Medical Service Act," schools designated under “the Elementary and Secondary Education Act" and "Higher Education Act," and public libraries designated under “the Library Act"
- 8. "Same building" refers to a building as defined in Article 2 of “the Building Act," where the roof, pillars, or walls are integrated. The regulatory standards for residential noise in the same building shall only apply to businesses engaged in the following operations.
- A. Fitness centers, sports centers, martial arts academies, martial arts studios, golf practice facilities, and baseball facilities as specified in Article 10, Paragraph 1, Clause 2 of “the Law on the Installation and Operation of Sports Facilities"
- B. Private academies and tutoring centers for music instruction among Private academies and tutoring centers specified in Article 2 of “the Law on the Establishment and Operation of Private Academies and Tutoring"
- C. Bars and entertainment establishments as specified in Article 21, Paragraph 8, items d) and e) of “the Enforcement Decree of the Food Sanitation Act"
- D. Karaoke as specified in Article 2, Paragraph 13 of “the Law on the Promotion of the Music Industry"
- E. Colatec as specified in Article 2, Paragraph 3 of “the Enforcement Regulation of the Special Act on the Safety Management of Multiple-Use Facilities"
Criteria of Regulations on Living VibrationUnit : ㏈(V)
Target Area By Time zone Daytime (06:00～22:00)
Nighttime (22:00～06:00)
A. Schools, comprehensive hospitals, and public libraries located in residential areas, green areas, management areas, decline zones, residential development promotion zones, tourism and leisure development promotion zones, natural environment conservation areas, and other areas. 65 or below 60 or below B. Other Areas 70 or below 65 or below Remark- 1. Criteria for measuring and evaluating vibration shall be determined in accordance with the environmental pollution process test standards for the field specified in Article 6, Paragraph 1, Clause 2 of “the Law on Environmental Testing and Inspection, etc."
- 2. The classification of target areas shall be determined according to “the Law on National Land Planning and Utilization."
- 3. The regulatory standards shall be applied based on the target areas affected by residential vibrations.
- 4. During the daytime, for construction sites where machinery or equipment subject to prior notification is used, a correction of +10dB is applied if the working time is less than 2 hours per day, and +5dB if it exceeds 2 hours but is less than 4 hours.
- 5. The vibration standard for blasting is adjusted by +10 dB only during the daytime.
- Traffic Noise and Vibration Management Criteria
-
Noise and Vibration Management Act (Article 25 related) Enforcement Rules of the Noise and Vibration Management Act, Exhibit 11
RoadTarget Areas Classification Limits Daytime (06:00～22:00)
Nighttime (22:00～06:00)
A. Schools, comprehensive hospitals, and public libraries located in residential areas, green areas, conservation management areas, management areas, decline zones, residential development promotion zones, tourism and leisure development promotion zones, natural environment conservation areas, as well as areas within 50 meters from the boundaries of long-term care facilities for the elderly with 100 or more residents and childcare facilities. Noise
(Leq㏈(A))68 58 Vibration
(㏈(V))65 60 B. Commercial areas, industrial areas, agricultural and forestry areas, management areas of industrial and distribution development promotion zones, and areas not included in item "A" of management areas, as well as unspecified areas. Noise
(Leq㏈(A))73 63 Vibration
(㏈(V))70 65 Remark1. The classification of target areas is in accordance with “the Land Planning and Utilization Act."
2. Target areas refer to areas affected by traffic noise and vibration.
RailroadTarget Area Classification Limits Daytime (06:00～22:00)
Nighttime (22:00～06:00)
A. Schools, comprehensive hospitals, and public libraries located in residential areas, green areas, conservation management areas, management areas, decline zones, residential development promotion zones, tourism and leisure development promotion zones, natural environment conservation areas, as well as areas within 50 meters from the boundaries of long-term care facilities for the elderly with 100 or more residents and childcare facilities. Noise
(Leq㏈(A))70 60 Vibration
(㏈(V))65 60 B. Commercial areas, industrial areas, agricultural and forestry areas, management areas of industrial and distribution development promotion zones, and areas not included in item "A" of management areas, as well as unspecified areas. Noise
(Leq㏈(A))75 65 Vibration
(㏈(V))70 65 Remark1. The classification of target areas is in accordance with “the Land Planning and Utilization Act."
2. Target areas refer to areas affected by traffic noise and vibration.
3. Bus stops are not applicable.