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prEN 1793-1
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditions
prEN 16157-7 rev
Intelligent transport systems - DATEX II data exchange specifications for traffic management and information - Part 7: Common data elements
DIN EN 16157-7 rev
Intelligent transport systems - DATEX II data exchange specifications for traffic management and information - Part 7: Common data elements
DIN EN 16157-1
Intelligent transport systems - DATEX II data exchange specifications for traffic management and information - Part 1: Context and framework; English version prEN 16157-1:2024
prEN 16157-1
Intelligent transport systems - DATEX II data exchange specifications for traffic management and information - Part 1: Context and framework
FprEN 1794-2
Road traffic noise reducing devices - Non-acoustic performance - Part 2: Methods of determination of the general safety and environmental characteristics
FprEN 1794-1
Road traffic noise reducing devices - Non-acoustic performance - Part 1: Methods of determination of the mechanical and stability characteristics
FprCEN/TS 16157-13
Intelligent transport systems - DATEX II data exchange specifications for traffic management and information - Part 13: Status, fault and quality requirements
DIN EN 1793-5
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - Sound absorption under direct sound field conditions; German and English version prEN 1793-5:2023
DIN 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; German and English version prEN 1793-4:2023
