SAMI new technical centre: binder performance and testing insights for road engineers
Reviewed by Tom Sullivan

First reported on Roads & Infrastructure (AU)
30 Second Briefing
SAMI Bitumen Technologies has opened a new technical centre to expand research and development of bitumen additives and performance enhancers for Australian road construction and maintenance. The facility centralises laboratory testing, product formulation and quality control for polymer-modified binders, emulsions and warm-mix technologies, improving collaboration between SAMI’s technical teams and its large-scale production network. For pavement designers and asset owners, the centre signals faster validation of high-performance binders and more consistent field performance data for heavily trafficked highways and sprayed-seal networks.
Technical Brief
- Outputs are intended for direct application in mix design optimisation, seal design selection and surfacing maintenance strategies.
Our Take
SAMI Bitumen Technologies’ new technical centre in Australia sits alongside COLAS’s ‘One COLAS Bitumen’ framework rollout (Nov 2025), suggesting the lab is likely to be a regional node for standardised binder and emulsion development rather than a standalone R&D outpost.
At the AfPA International Flexible Pavement Conference in Adelaide (Jan 2026), SAMI highlighted polymer-modified binders and spray seals, so this centre will probably be geared to performance testing and local adaptation of those systems to Australian climate and traffic conditions.
Within the 41 Materials stories in our database, SAMI is one of the few bitumen-focused operators with both a dedicated technical centre and a global parent (COLAS), which tends to give road authorities and contractors more confidence around long-term product support and specification stability.
Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.
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