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WDM’s SCRIM® is the most used network-level continuous pavement friction measurement device in the world.

Since 2018 WDM has been the leader in providing SCRIM® ® continuous friction equipment and survey services to the US.

WDM®  SCRIM® road survey machines operate worldwide, often being sold to National Governments or their agencies - but they are also operated by WDM on contract. 

Virginia DOT study finds friction enhancements identified using continuous pavement friction measurement could prevent ~13,000 crashes in Virginia.