Registration number (WIID)Project No.TitleStatus
33445LVS EN 1793-2:2013Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics of airborne sound insulation under diffuse sound field conditionsAtcelts
10644LVS EN 1793-2:1997 ARoad traffic noise reducing devices - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics of airborne sound insulationAtcelts
41567LVS EN 1793-1:2017Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorption under diffuse sound field conditionsStandarts spēkā
33444LVS EN 1793-1:2013Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorptionAtcelts
10633LVS EN 1793-1:1997 ARoad traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics of sound absorptionAtcelts
38674LVS EN 1790:2014Road marking materials - Preformed road markingsStandarts spēkā
10610LVS EN 1790:1998Road marking materials - Preformed road markingsAtcelts
74233LVS EN 17383:2024Road traffic noise reducing devices - Sustainability: Key Performance Indicators (KPIs) DeclarationStandarts spēkā
60873LVS EN 16303:2020Road restraint systems - Validation and verification process for the use of virtual testing in crash testing against vehicle restraint systemStandarts spēkā
66487LVS EN 1463-2:2021Road marking materials - Retroreflecting road studs - Part 2: Road test performance specificationsStandarts spēkā
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