TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis Program has issued a request for letters of interest to synthesize current information on performance tests to determine optimum asphalt contents in conjunction with volumetric properties for mixtures.
Information on consultants letters of interest, qualifications, and the submission process are available online at http://www.trb.org/SynthesisPrograms/NewTopicsNCHRP.aspx
Letters of interest are due by August 15, 2014.
