CEN/TC 226
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 72920 | EN 1793-6:2025 | Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - Airborne sound insulation under direct sound field conditions | Standarts spēkā |
| 72917 | EN 1793-3:2025 | Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 3: Normalized traffic noise spectrum | Standarts spēkā |
| 72918 | EN 1793-1:2025 | Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 1: Intrinsic characteristics - Sound absorption under diffuse sound field conditions | Standarts spēkā |
| 72917 | LVS EN 1793-3:2025 | Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 3: Normalized traffic noise spectrum | Standarts spēkā |
| 72916 | EN 1793-4:2025 | Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 4: Intrinsic characteristics - Intrinsic sound diffraction | Standarts spēkā |
| 72916 | LVS EN 1793-4:2025 | Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 4: Intrinsic characteristics - Intrinsic sound diffraction | Standarts spēkā |
| 75049 | CEN/TS 1317-7:2023 | Road restraint systems - Part 7: Performance characterisation and test methods for terminals of safety barriers | Standarts spēkā |
| 75048 | CEN/TR 1317-10:2023 | Road restraint systems - Part 10: Assessment methods and design guidelines for transitions, terminal and crash cushion connection - transitions | Standarts spēkā |
| 71308 | CEN/TR 17828:2022 | Road infrastructure - Automated vehicle interactions - Reference Framework Release 1 | Standarts spēkā |
| 66487 | EN 1463-2:2021 | Road marking materials - Retroreflecting road studs - Part 2: Road test performance specifications | Standarts spēkā |
Displaying 11-20 of 423 results.