CEN/TC 226
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 25430 | LVS EN 12899-4:2008 | Fixed, vertical road traffic signs - Part 4: Factory production control | Standarts spēkā |
| 72920 | LVS 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 |
| 72923 | EN 1794-2:2024 | Road traffic noise reducing devices - Non-acoustic performance - Part 2: Methods of determination of the general safety and environmental characteristics | Standarts spēkā |
| 78834 | LVS EN 18124:2025 | Road marking materials - Temporary road markings | Standarts spēkā |
| 35407 | LVS EN 12802:2011 | Road marking materials - Laboratory methods for identification | Standarts spēkā |
| 72918 | LVS 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 |
| 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 |
| 38680 | LVS EN 1436:2018 | Road marking materials - Road marking performance for road users and test methods | Standarts spēkā |
| 70344 | LVS CEN/TS 17812:2022 | Determination of the acoustic properties of markings - The CPX measurement method | Standarts spēkā |
Displaying 61-70 of 423 results.