CEN/TC 226

Registration number (WIID)Project No.TitleStatus
67125LVS EN 1794-1+AC:2019Road traffic noise reducing devices - Non-acoustic performance - Part 1: Mechanical performance and stability requirementsAtcelts
72925LVS EN 1794-1:2024Road traffic noise reducing devices - Non-acoustic performance - Part 1: Methods of determination of the mechanical and stability characteristicsStandarts spēkā
58688LVS EN 1794-1:2018Road traffic noise reducing devices - Non-acoustic performance - Part 1: Mechanical performance and stability requirementsAtcelts
33441LVS EN 1794-1:2011Road traffic noise reducing devices - Non-acoustic performance - Part 1: Mechanical performance and stability requirementsAtcelts
21679LVS EN 1794-1:2003Road traffic noise reducing devices - Non-acoustic performance - Part 1: Mechanical performance and stability requirementsAtcelts
10634LVS EN 1794-1:1998Road traffic noise reducing devices - Non-acoustic performance - Part 1: Mechanical performance and stability requirementsAtcelts
73250LVS EN 1793-6+A1:2021Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - In situ values of airborne sound insulation under direct sound field conditionsAtcelts
72920LVS EN 1793-6:2025Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - Airborne sound insulation under direct sound field conditionsStandarts spēkā
61087LVS EN 1793-6:2018Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - In situ values of airborne sound insulation under direct sound field conditionsAtcelts
33443LVS EN 1793-6:2013Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - In situ values of airborne sound insulation under direct sound field conditionsAtcelts
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