| Enhancing Road Safety: Reducing Truck Underrun Accidents — Consumer Protection through the Evaluation of Active Safety Systems and Crash Testing Conducted by Euro NCAP and ADAC |
| Reference Number: GRSG-132-30 |
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Presentation on truck underrun accident prevention examining active safety system performance and rear underrun protection crashworthiness. ADAS testing of seven modern vehicles (2025–2026) at speeds 56–130 km/h toward stationary truck targets in four scenarios found systems currently unable to reliably prevent collisions on motorways. Conspicuity testing of trailers identified reduced performance with offset approaches and darkness. Crash testing of European UN R58.03 rear underrun protection against US IIHS Toughguard at 56 km/h demonstrated latest European RUP incapable of preventing underrun, with recommendation that regulation mandate tougher RUP standards. |
| Submitted by: FIA Foundation and Euro NCAP |
| Meeting Sessions: 132nd GRSG session (28 Sep-2 Oct) |
| Document date: 25 Sep 26 |
| Relevant to: UN Regulation No. 58 | Rear Underrun Protection Devices |
| Click here to view the full document file |
| UN R58: Proposal for a Supplement 4 to the 03 series of amendments |
| Reference Number: WP.29/2026/109 |
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Proposal to insert new paragraphs 0., 0.1. to 0.1.3. to introduce Supplement 4 to the 03 series of amendments to account for vehicles of categories X and Y and vehicles with manual mode operating at speeds above 6 km/h equipped with an Automated Driving System, amend footnote 1 to paragraph 1. to reference the Consolidated Resolution on the Construction of Vehicles document ECE/TRANS/WP.29/78/Rev. 8, amend footnote 2 to paragraphs 6.4.1., 15.4.1., and 24.4.1. to reference Annex 3 to the same document, and amend paragraph 16.7. to specify label placement for adjustable Rear Underrun Protective Devices at the driver’s place or rear area next to the device. |
| Submitted by: GRSG |
| Meeting Sessions: 199th WP.29 session (22-26 Jun) |
| Document date: 21 Apr 26 |
| Document status: Adopted by WP.29 |
| Relevant to: UN Regulation No. 58 | Rear Underrun Protection Devices and WP.29 Regulatory Project | Review of Regulations for Applicability to ADS Vehicles |
| Click here to view the full document file |
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