Concrete asphalt reinforcing fibersJournal of Engineered Fibers and Fabrics. 25 http://www.jeffjournal.org. Volume 8 , Issue 2 – 2013. Hybrid Reinforcement of Asphalt-Concrete Mixtures.draindown in open-graded mixes but not for reinforcing dense-graded concrete. Also, because of the different applications, sources, and types of fibers, test . Dec 6, 2013 . The 6-in.-thick pervious pavement replaced over 1,150 sq. ft. of deteriorated asphalt parking spaces, using two types of synthetic fiber .