MLS User Group feedback TRB2017 WJvdM Steyn

Global MLS User Group

MLS User Group Operations of MLSUG currently updated Matrix of activities Information International manufacturing, servicing of MLS entities PaveTesting Relational / Technical support University of Pretoria

2016 APT conference More than 8 papers High Temperature Deformation Validating Efficiency of Reinforcement Grids Comparative Evaluation (WMA) Non-Destructive Pavement Structural Analysis HMA Resistance to Reflective Cracking Using Geo-composites Performance of UV Irradiation Aged Asphalt Mixtures Bearing Capacity of Standard Pavements Effects of Surface Condition on Non-uniform Contact Stresses

Programs BASt (Federal Highway Research Institute, Germany) Indoor pre-experiments for EU sponsored Project – HEALROAD Liaoning Provincial Research Institute Field APT on Plant-mix Cold Recycling Tech. of Expressway - Changtu County of Liaoning Province EMPA Switzerland Reported separately, mostly recycling evaluation. Comparative tests with 2 AC containing 60% and 75% RAP. Tongji University, China Thick asphalt pavement on cement treated aggregate bases

Programs JSTI group & Southeast University, China: New MLS66 & MLS11 completed for delivery early 2017. Planned to evaluate fatigue life of typical asphalt pavements with Cement Treated Base (CTB). Also maintenance options. VTI – Blacksburg VA: Collaborative research project (scaled MLS11 & f-s APT) completed & reported Texas: MLS11 testing on sections for evaluating skid resistance evaluation (Pecos, Texas) South Africa: SANS series of Civil engineering test methods SANS 3001-PD1:2015 Edition 1 Determination of permanent deformation and moisture sensitivity in asphalt mixes with the MMLS3 - accepted for publication Commercial evaluation of pavements as per standard testing protocols - > 70 tests