Paving Potpourri 2015 Spec Changes and More! Bob Dyer Assistant State Construction Engineer WAPA Joint Training March 2015 Lynn Peterson Secretary of Transportation.
Grading Asphalt Binders with the Multiple Stress Creep Recovery Test AASHTO TP-70 and MP-19 “The Future is Coming” Karl Zipf DelDOT February 2014.
Karl Zipf DelDOT February 2014
