National Highways extends PMB bio-binder trials on the strategic road network

National Highways has extended its trials of bio-binders to include warm mix asphalt(WMA) and recycled content to provide a circular, lower carbon, Clause 942 thinsurface course solution that will help it meet its net zero objectives. Heidelberg Materials has used its CarbonLock asphalt containing polymer modifiedbitumen (PMB) bio-binders, produced as both hot mix and warm […]