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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Draft standard

PR NF S31-301-4 ; PR NF 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

Title (German)

Lärmschutzvorrichtungen an Straßen - Prüfverfahren zur Bestimmung der akustischen Eigenschaften - Teil 4: Produktspezifische Merkmale - In-situ-Werte der Schallbeugung

Original language English , French

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

PR NF S31-301-4 ; PR NF 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

Want to learn more?

PR NF S31-301-4 ; PR NF 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