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RoadAI achieves PAS 2161 standard

Sep 29, 2025//News, Road maintenance

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RoadAI is officially approved for surveying road conditions under the UK Department for Transport's PAS 2161 standard.

Ben Brown

Head of Sales, Xweather Roads

Roads deteriorate. That's why regular inspections are essential for keeping people safe and preventing costly failures. The UK Department for Transport has published PAS 2161, a new standard that defines approved technologies for road condition monitoring. For the first time, England's local authorities have flexibility and choice rather than being locked into rigid and expensive legacy survey methods.

What PAS 2161 means for road authorities 

The UK Department for Transport’s PAS 2161 is the first formal data standard for monitoring and reporting road conditions. Developed with the British Standards Institution and Transport Research Laboratory, it is the most comprehensive technical evaluation of road condition monitoring technology to date.

This achievement by RoadAI is significant not just for the users in England but for the global road maintenance sector. RoadAI already has the capability to output results in widely used formats such as ASTM D6433 (United States), PASER (North America), and M3 (France), enabling road authorities to seamlessly integrate the data into their existing systems. Now, with official accreditation under the UK Department for Transport’s PAS 2161 standard, agencies worldwide can have complete confidence that the underlying data itself has been independently validated as accurate, consistent, and repeatable.

RoadAI: Quality and accuracy you can rely on 

Thousands of cities, municipalities, and local authorities worldwide rely on RoadAI. We've rigorously developed the product and its methodology for nearly a decade, grounding it in our long-standing principle of working closely with end users and committing to reliable data validation. We have conducted dozens of independent studies across varied climates, geographies, and road networks to prove that RoadAI consistently delivers high-quality, reliable data. With RoadAI, road agencies have the confidence to base critical operational and capital investment decisions on dependable, accurate insights.

No more subjective assessment. Get used to always-fresh, reliable data. 

The PAS 2161 standard lists approved road condition monitoring technologies. Cities and road authorities are no longer tied to slow, expensive legacy methods such as LCMS, laser scanning, or inconsistent manual inspections. Plans based on this data are often already outdated by the time they are implemented, leading to missed opportunities for low-cost preservation and costly resurfacing later. 

RoadAI changes this completely:  

  • Any vehicle, anytime: collection is as simple as mounting a mobile device. 

  • Processing in hours: results are available almost immediately. 

  • Operationally simple: engineers can translate data directly into hands-on maintenance plans. 

The impact: longer lifetime, reduced carbon footprint 

RoadAI makes adopting data-driven, early intervention asset management not just possible, but easy, with the potential to deliver huge societal benefits:  

  • Extension of pavement life by detecting and treating defects earlier. 

  • Reduction in lifecycle costs through fewer emergency repairs and fewer major renewals. 

  • Reduced material use by shifting from heavy overlays to lighter surface treatments. 

  • Lower carbon footprint thanks to reduced asphalt, aggregates, and energy-intensive works. 

Bottom line 

RoadAI provides value way beyond meeting the PAS 2161 standard. It makes road condition intelligence easy to use, accurate, and dependable, helping users confidently understand and act on road condition data. For road agencies everywhere, the opportunity is clear: longer asset life, lower costs, reduced carbon, and more informed decisions. 

From 2026, local authorities will be required to collect data in the format specified in PAS 2161, using a data technology approved by the DfT. Book a session with our experts to find out how to get ready.

Ben Brown

Head of Sales, Xweather Roads

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