Joel UlringPhone: 651/366-5432 Email: joel.ulring@state.mn.us Active Projects TitleYearProj/Rpt #ResearcherBenefits of Preventive Maintenance2021N/ABektasOptimizing Asphalt Mixture Designs for Low-Volume Roads of Minnesota2019N/ABarman Completed Projects TitleYearReport #ResearcherTRS: Expedited Process For Developing Specifications on New Products2020TRS2003 CaseyPavement Preservation Techniques for Local Agencies20202020RIC02 2020RIC02M MartiOptimal RAP Content for Minnesota Gravel Roads20192019-11 JahrenEvaluation of Curing Effects on Cold In-Place Recycling (CIR)2019N/ADaveRecycled Materials in Unbound Aggregate Base Layers in Minnesota2016TRS1604 Wilde