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EN 1793-1:2017

Current
Current

The latest, up-to-date edition.

Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions
Published date

03-29-2017

European foreword
Introduction
1 Scope
2 Normative references
3 Symbols and abbreviations
4 Test arrangement
5 Test procedure and evaluation
6 Test report
Annex A (informative) - Guidance note on the use of the
        single number rating DL[alpha,NRD]
Annex B (informative) - Measurement uncertainty
Annex C (informative) - Example test report
Bibliography

This European Standard specifies the laboratory method for measuring the sound absorption performance of road traffic noise reducing devices in reverberant conditions. It covers the assessment of the intrinsic sound absorption performance of devices that can reasonably be assembled inside the testing facility described in EN ISO 354.This method is not intended for the determination of the intrinsic characteristics of sound absorption of noise reducing devices to be installed on roads in non-reverberant conditions.The test method in EN ISO 354 referred to in this European Standard excludes devices that act as weakly damped resonators. Some devices will depart significantly from these requirements and in these cases, care is needed in interpreting the results.

DevelopmentNote
Supersedes PREN 1793-1. (04/2017)
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current
Supersedes

PREN 14388 : DRAFT 2017 ROAD TRAFFIC NOISE REDUCING DEVICES - SPECIFICATIONS
15/30328765 DC : 0 BS EN 12602 - PREFABRICATED REINFORCED COMPONENTS OF AUTOCLAVED AERATED CONCRETE
09/30205921 DC : 0 BS EN 1794-2 - ROAD TRAFFIC NOISE REDUCING DEVICES - NON-ACOUSTIC PERFORMANCE - PART 2: GENERAL SAFETY AND ENVIRONMENTAL REQUIREMENTS
DIN EN 1793-4:2015-05 ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 4: INTRINSIC CHARACTERISTICS - IN SITU VALUES OF SOUND DIFFRACTION
07/30166420 DC : DRAFT AUG 2007 BS EN 1520 - PREFABRICATED REINFORCED COMPONENTS OF LIGHTWEIGHT AGGREGATE CONCRETE WITH OPEN STRUCTURE
PREN 12602 : DRAFT 2015 PREFABRICATED REINFORCED COMPONENTS OF AUTOCLAVED AERATED CONCRETE
DIN EN 14389-2:2015-07 Road traffic noise reducing devices - Procedures for assessing long term performance - Part 2: Non-acoustical characteristics
BS EN 1794-2:2011 Road traffic noise reducing devices. Non-acoustic performance General safety and environmental requirements
EN 12602:2016 Prefabricated reinforced components of autoclaved aerated concrete
CEN/TS 1793-5 : 2003 ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 5: INTRINSIC CHARACTERISTICS - IN SITU VALUES OF SOUND REFLECTION AND AIRBORNE SOUND INSULATION
14/30298593 DC : 0 BS EN 1793-4 - ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 4: INTRINSIC CHARACTERISTICS - IN SITU VALUES OF SOUND DIFFRACTION
13/30277104 DC : 0 BS EN 14389-1 - ROAD TRAFFIC NOISE REDUCING DEVICES - PROCEDURES FOR ASSESSING LONG TERM PERFORMANCE - PART 1: ACOUSTICAL CHARACTERISTICS
13/30277107 DC : 0 BS EN 14389-2 - ROAD TRAFFIC NOISE REDUCING DEVICES - PROCEDURES FOR ASSESSING LONG TERM PERFORMANCE - PART 2: NON-ACOUSTICAL CHARACTERISTICS
10/30218982 DC : DRAFT JUNE 2010 BS EN 14388 - ROAD TRAFFIC NOISE REDUCING DEVICES - SPECIFICATIONS
DIN EN 12602:2015-12 (Draft) PREFABRICATED REINFORCED COMPONENTS OF AUTOCLAVED AERATED CONCRETE
PREN 14389-2 : DRAFT 2013 ROAD TRAFFIC NOISE REDUCING DEVICES - PROCEDURES FOR ASSESSING LONG TERM PERFORMANCE - PART 2: NON-ACOUSTICAL CHARACTERISTICS
02/102272 DC : DRAFT MAR 2002 PREN 14388 - ROAD TRAFFIC NOISE REDUCING DEVICES - SPECIFICATIONS
02/104207 DC : DRAFT JUN 2002 PREN 1794-2 - ROAD TRAFFIC NOISE REDUCING DEVICES - NON-ACOUSTIC PERFORMANCE - PART 2: GENERAL SAFETY AND ENVIRONMENTAL REQUIREMENTS
BS EN 1793-5:2016 Road traffic noise reducing devices. Test method for determining the acoustic performance Intrinsic characteristics. In situ values of sound reflection under direct sound field conditions
I.S. EN 1793-4:2015 ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 4: INTRINSIC CHARACTERISTICS - IN SITU VALUES OF SOUND DIFFRACTION
DIN EN 1520:2011-06 Prefabricated reinforced components of lightweight aggregate concrete with open structure with structural or non-structural reinforcement
DIN EN 14388:2015-12 ROAD TRAFFIC NOISE REDUCING DEVICES - SPECIFICATIONS
BS EN 14389-1:2015 Road traffic noise reducing devices. Procedures for assessing long term performance Acoustical characteristics
I.S. EN 14389-2:2015 ROAD TRAFFIC NOISE REDUCING DEVICES - PROCEDURES FOR ASSESSING LONG TERM PERFORMANCE - PART 2: NON-ACOUSTICAL CHARACTERISTICS
I.S. EN 1520:2011 PREFABRICATED REINFORCED COMPONENTS OF LIGHTWEIGHT AGGREGATE CONCRETE WITH OPEN STRUCTURE WITH STRUCTURAL OR NON-STRUCTURAL REINFORCEMENT
DIN EN 1794-2:2011-04 ROAD TRAFFIC NOISE REDUCING DEVICES - NON-ACOUSTIC PERFORMANCE - PART 2: GENERAL SAFETY AND ENVIRONMENTAL REQUIREMENTS
DIN EN 12602:2016-12 Prefabricated reinforced components of autoclaved aerated concrete
I.S. EN 14388:2015 ROAD TRAFFIC NOISE REDUCING DEVICES - SPECIFICATIONS
I.S. EN 14389-1:2015 ROAD TRAFFIC NOISE REDUCING DEVICES - PROCEDURES FOR ASSESSING LONG TERM PERFORMANCE - PART 1: ACOUSTICAL CHARACTERISTICS
PREN 14389-1 : DRAFT 2013 ROAD TRAFFIC NOISE REDUCING DEVICES - PROCEDURES FOR ASSESSING LONG TERM PERFORMANCE - PART 1: ACOUSTICAL CHARACTERISTICS
14/30296484 DC : 0 BS EN 1793-5 - ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 5: INTRINSIC CHARACTERISTICS - IN SITU VALUES OF SOUND REFLECTION UNDER DIRECT SOUND FIELD CONDITIONS
DIN EN 15498:2008-08 PRECAST CONCRETE PRODUCTS - WOOD-CHIP CONCRETE SHUTTERING BLOCKS - PRODUCT PROPERTIES AND PERFORMANCE
I.S. EN 1794-3:2016 ROAD TRAFFIC NOISE REDUCING DEVICES - NON-ACOUSTIC PERFORMANCE - PART 3: REACTION TO FIRE - BURNING BEHAVIOUR OF NOISE REDUCING DEVICES AND CLASSIFICATION
BS EN 15498:2008 Precast concrete products. Wood-chip concrete shuttering blocks. Product properties and performance
DIN EN 1793-4 E : 2015 ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 4: INTRINSIC CHARACTERISTICS - IN SITU VALUES OF SOUND DIFFRACTION
BS EN 12602:2016 Prefabricated reinforced components of autoclaved aerated concrete
UNI EN 15498 : 2008 PRECAST CONCRETE PRODUCTS - WOOD-CHIP CONCRETE SHUTTERING BLOCKS - PRODUCT PROPERTIES AND PERFORMANCE
EN 1793-5:2016 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection under direct sound field conditions
UNE-EN 12602:2011 Prefabricated reinforced components of autoclaved aerated concrete
I.S. EN 15498:2008 PRECAST CONCRETE PRODUCTS - WOOD-CHIP CONCRETE SHUTTERING BLOCKS - PRODUCT PROPERTIES AND PERFORMANCE
BS EN 1520:2011 Prefabricated reinforced components of lightweight aggregate concrete with open structure with structural or non-structural reinforcement
UNI EN 1794-2 : 2011 ROAD TRAFFIC NOISE REDUCING DEVICES - NON-ACOUSTIC PERFORMANCE - PART 2: GENERAL SAFETY AND ENVIRONMENTAL REQUIREMENTS
I.S. EN 1794-2:2011 ROAD TRAFFIC NOISE REDUCING DEVICES - NON-ACOUSTIC PERFORMANCE - PART 2: GENERAL SAFETY AND ENVIRONMENTAL REQUIREMENTS
UNI EN 1520 : 2011 Prefabricated reinforced components of lightweight aggregate concrete with open structure with structural or non- structural reinforcement
02/102266 DC : DRAFT MAR 2002 PREN 14389-2 - ROAD TRAFFIC NOISE REDUCING DEVICES - PROCEDURES FOR ASSESSING LONG TERM PERFORMANCE - PART 2: NON-ACOUSTICAL CHARACTERISTICS
DIN EN 15498 E : 2008 PRECAST CONCRETE PRODUCTS - WOOD-CHIP CONCRETE SHUTTERING BLOCKS - PRODUCT PROPERTIES AND PERFORMANCE
14/30298590 DC : 0 BS EN 14388 - ROAD TRAFFIC NOISE REDUCING DEVICES - SPECIFICATIONS
BS EN 1793-4:2015 Road traffic noise reducing devices. Test method for determining the acoustic performance Intrinsic characteristics. In situ values of sound diffraction
UNE-EN 14389-1:2015 Road traffic noise reducing devices - Procedures for assessing long term performance - Part 1: Acoustical characteristics
UNE-EN 1793-4:2015 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 4: Intrinsic characteristics - In situ values of sound diffraction
PREN 1794-2 : DRAFT 2009 ROAD TRAFFIC NOISE REDUCING DEVICES - NON-ACOUSTIC PERFORMANCE - PART 2: GENERAL SAFETY AND ENVIRONMENTAL REQUIREMENTS
PREN 1794-3 : DRAFT 2014 ROAD TRAFFIC NOISE REDUCING DEVICES - NON-ACOUSTIC PERFORMANCE - PART 3: REACTION TO FIRE - BURNING BEHAVIOUR OF NOISE REDUCING DEVICES AND CLASSIFICATION
UNE-EN 1793-5:2016 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection under direct sound field conditions
BS EN 14389-2:2015 Road traffic noise reducing devices. Procedures for assessing long term performance Non-acoustical characteristics
UNE-EN 14388:2016 Road traffic noise reducing devices - Specifications
UNE-EN 14389-2:2015 Road traffic noise reducing devices - Procedures for assessing long term performance - Part 2: Non-acoustical characteristics
EN 1794-2:2011 Road traffic noise reducing devices - Non-acoustic performance - Part 2: General safety and environmental requirements
EN 1794-3:2016 Road traffic noise reducing devices - Non-acoustic performance - Part 3: Reaction to fire - Burning behaviour of noise reducing devices and classification
EN 14388:2015 Road traffic noise reducing devices - Specifications
EN 15498:2008 Precast concrete products - Wood-chip concrete shuttering blocks - Product properties and performance
EN 14389-2:2015 Road traffic noise reducing devices - Procedures for assessing long term performance - Part 2: Non-acoustical characteristics
EN 1520:2011 Prefabricated reinforced components of lightweight aggregate concrete with open structure with structural or non-structural reinforcement
EN 14389-1:2015 Road traffic noise reducing devices - Procedures for assessing long term performance - Part 1: Acoustical characteristics
04/19983215 DC : DRAFT AUG 2004 BS EN 14990 - PRECAST CONCRETE PRODUCTS - ROAD TRAFFIC NOISE REDUCING DEVICES AND BARRIERS - REQUIREMENTS AND TEST METHODS
UNE-EN 1794-3:2016 Road traffic noise reducing devices - Non-acoustic performance - Part 3: Reaction to fire - Burning behaviour of noise reducing devices and classification
BS EN 1794-3:2016 Road traffic noise reducing devices. Non-acoustic performance Reaction to fire. Burning behaviour of noise reducing devices and classification
17/30361208 DC BS EN 14388. Road traffic noise reducing devices. Specifications
14/30295274 DC : 0 BS EN 1794-3 - ROAD TRAFFIC NOISE REDUCING DEVICES - NON-ACOUSTIC PERFORMANCE - PART 3: REACTION TO FIRE - BURNING BEHAVIOUR OF NOISE REDUCING DEVICES AND CLASSIFICATION
BS CEN/TS 1793-5:2003 Road traffic noise reducing devices. Test method for determining the acoustic performance Intrinsic characteristics. In situ values of sound reflection and airborne sound insulation
I.S. CEN TS 1793-5:2003 ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 5: INTRINSIC CHARACTERISTICS - IN SITU VALUES OF SOUND REFLECTION AND AIRBORNE SOUND INSULATION
I.S. EN 1793-5:2016 ROAD TRAFFIC NOISE REDUCING DEVICES - TEST METHOD FOR DETERMINING THE ACOUSTIC PERFORMANCE - PART 5: INTRINSIC CHARACTERISTICS - IN SITU VALUES OF SOUND REFLECTION UNDER DIRECT SOUND FIELD CONDITIONS
I.S. EN 12602:2016 PREFABRICATED REINFORCED COMPONENTS OF AUTOCLAVED AERATED CONCRETE
DIN EN 14389-1:2015-07 Road traffic noise reducing devices - Procedures for assessing long term performance - Part 1: Acoustical characteristics
DIN EN 14388 E : 2015 ROAD TRAFFIC NOISE REDUCING DEVICES - SPECIFICATIONS
UNE-EN 1794-2:2011 Road traffic noise reducing devices - Non-acoustic performance - Part 2: General safety and environmental requirements
BS EN 14388:2015 Road traffic noise reducing devices. Specifications
EN 1793-4:2015 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 4: Intrinsic characteristics - In situ values of sound diffraction

ISO 354:2003 Acoustics — Measurement of sound absorption in a reverberation room
EN 1793-3:1997 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 3: Normalized traffic noise spectrum
ISO 9613-1:1993 Acoustics Attenuation of sound during propagation outdoors Part 1: Calculation of the absorption of sound by the atmosphere
EN 1793-5:2016 Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - In situ values of sound reflection under direct sound field conditions
EN ISO 354:2003 Acoustics - Measurement of sound absorption in a reverberation room (ISO 354:2003)
ISO/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)

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