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JT/T 646.3-2017Highway noise barriers--Part 3: Acoustic designing method (English PDF)

公路声屏障第3部分：声学设计方法清晰版

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Issued by

Ministry of Transport

Level / Type

National · Recommended

Issue date

September 29, 2017

Implementation date

February 1, 2018

Scope

JT/T 646.3-2017 is the English-translated version of 公路声屏障第3部分：声学设计方法清晰版.

JT/T 646.3-2017 — This standard specifies the general provisions for the acoustic design of road sound barriers, the determination of protection targets, the determination of the target value of noise reduction and the calculation of insertion loss.

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Document preview — JT/T 646.3-2017

National Standard of the People's Republic of China

ICS: 03.220.20; 13.020
Classification: R 04

Issued by: Ministry of Transport

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the general provisions for the acoustic design of road sound barriers, the determination of protection targets, the determination of the target value of noise reduction and the calculation of insertion loss. This standard applies to upright, folding and semi-enclosed road sound barriers.

Document data

International classification (ICS): 03.220.20; 13.020.

Chinese classification (CCS): R04.

Estimated length of the Chinese original: 8,891 words.

Standards quoted by this document

HJ/T 90

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 6 pages — is available in the English PDF.

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