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Environmental standard (newly) of the noise, request limit (newly) and request limit of vibration

Last update date March 11, 2019

In this page, we speak environmental standard of the noise, request limit and request limit of vibration.
Environmental standard of the noise based on Environmental Basic Law is applied from April 1, 1999 and is used for evaluation of result of a measurement from 1999 (Heisei 11).
In addition, limit of vehicle noise based on noise-control regulations is applied from April 1, 2000 and is used for evaluation of result of a measurement from 2000 (Heisei 12).
Environmental standard is not set about vibration.

Environmental standard (area facing road) of 1 noise

Area classification
Local divisionDivision of time
In the daytime
(from 6:00 to 22:00)
By night
(from 22:00 to 6:00)
It is 2 traffic lanes or more in A area
Area that faces road having traffic lane
60db. or less55db. or less
It is 2 traffic lanes or more in B area
Area that faces road having traffic lane
And we have traffic lane in C area
Area that faces road
65db. or less60db. or less

LAeq : Equivalent noise level)

In this case, about space near the road taking main line traffic, we do with just what to advocate in column of the standard value of the next table as exception regardless of memorial presented to the Throne.
Time division
In the daytime
(from 6:00 to 22:00)
By night
(from 22:00 to 6:00)
70db. or less65db. or less
※ 「Road which takes main line traffic」 : We say national highway and public road and 4 traffic lanes or more municipalities village roads.

Request limit of 2 noise

Departmental order to determine limit of vehicle noise in appointed place area based on regulations of noise-control regulations Article 17 Paragraph 1
(December 15, 2000 Prime Minister's Office Order No. 150)
Area division
Division of areaDivision of time
In the daytime
(from 6:00 to 22:00)
By night
(from 22:00 to 6:00)
In a area and b areas 1 traffic lane
Area that faces road to have
65db. or less55db. or less
It is 2 traffic lanes or more in a areas
Area that faces road
70db. or less65db. or less
It is 2 traffic lanes or more in b areas
Area that faces road and
We have traffic lane in c areas
Area that faces road
75db. or less70db. or less

LAeq : Equivalent noise level)

In this case, we do according to the next table as exception without suffering from memorial presented to the Throne about space near the road carrying main line traffic to say to environmental standard to affect the noise.
Time division
In the daytime
(from 6:00 to 22:00)
By night
(from 22:00 to 6:00)
75db. or less70db. or less
* Local type, area division
Local type of environmental standardArea division of noise-control regulationsRestricted zone by the Town Planning and Zoning Act
A areaa areaThe first class low-rise building exclusive residential district
The second kind low-rise building exclusive residential district
Exclusive residential district high-rise among the first species
Exclusive residential district high-rise among the second species
B areab areaThe first class residential area
The second kind residential area
Associate residential area
Other areas
C areac areaNeighborhood business district
Business district
Associate industrial district
Industrial district

About "request limit of vehicle noise"

Noise-control regulations Article 17 (request based on the measurement and opinion)

When we admit that living environment around the road is spoiled remarkably by exceeding limit that vehicle noise in appointed place area sets in Prime Minister's Office Order when we measure Article 21 2, head of municipality shall call for taking measures by regulations of Road Traffic Act (1960 law No. 105) against Public Safety Commissions of To, Do, and Prefectures.
  1. When we remove case to call for by regulations of foregoing paragraph and admit that it is necessary when we perform 2 measurement of Article 21, head of municipality can speak opinion in road manager or the head of relations administration about matter contributing to decrease of size of improvement or other vehicle noise of structure of part of the road concerned.

2 (the measurement of the noise) of noise-control regulations Article 21

Head of municipality shall measure volume of noise about appointed place level.

Request limit of 3 road traffic vibration

Limit of road traffic vibration based on vibration regulation law Article 16 Paragraph 1
(the November 10, 1976 Prime Minister's Office Order No. 58 vibration regulation law enforcement regulations separate table second)
Area classification
Local divisionDivision of time
  In the daytime
(from 8:00 to 19:00)
By night
(from 19:00 to 8:00)
The first class area65db.60db.
The second kind area70db.65db.
(note), with the vibration regulation law enforcement regulations separate table second, night definition is as follows in the daytime.
We say time when prefectural governors set within the time to raise to each next issue each in the daytime and by night.
(1) From day 5:00 a.m., 6:00, 7:00 or 8:00 to 7:00 p.m., 8:00, 9:00 or 10:00
(2) From night 7:00 p.m., 8:00, 9:00 or 10:00 to 5:00 a.m. of the next day, 6:00, 7:00 or 8:00
In Yokohama-shi, we adopt the time mentioned above by Yokohama-shi notification No. 63 on March 25, 1986.
* Division of area
Area division of vibration regulation lawRestricted zone by the Town Planning and Zoning Act
The first class areaThe first class low-rise building exclusive residential district
The second kind low-rise building exclusive residential district
Exclusive residential district high-rise among the first species
Exclusive residential district high-rise among the second species
The first class residential area
The second kind residential area
Associate residential area
No designation
The second kind areaNeighborhood business district
Business district
Associate industrial district
Industrial district

About "request limit of car vibration"

Vibration regulation law Article 16 (request based on the measurement)

We shall call for head of municipality calls for doing measures of pavement, maintenance for prevention of road traffic vibration or repair because of part of the road concerned for road manager when we admit that living environment around the road is remarkably spoiled by exceeding limit that road traffic vibration in appointed place area sets in Prime Minister's Office Order when we measure Article 19 or doing measures by regulations of Road Traffic Act (1960 law No. 105) for Public Safety Commissions of To, Do, and Prefectures.
  1. When road manager has request of foregoing paragraph, for prevention of road traffic vibration when admit that it is necessary, shall do measures of pavement, maintenance of part of the road concerned or repair.

Vibration regulation law Article 19 (the measurement of vibration)

Head of municipality shall measure size of vibration about appointed place level.

Inquiry to this page

Environmental Planning Bureau environment Maintenance Division Environment Administration Division

Telephone: 045-671-3507

Telephone: 045-671-3507

Fax: 045-641-3580

E-Mail address [email protected]

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Page ID: 947-716-880

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