FRP Retrofit Solutions Jan, 2008 By Mark E. Williams, Ph.D., P.E., Hakim Bouadi, Ph.D., P.E. and Dilip Choudhuri, P.E. In Articles, Building Blocks Critical Issues for Peer Review This article is currently only available in PDF format, please click the link to the top right. About the author ⁄ Mark E. Williams, Ph.D., P.E.Mark E. Williams, Ph.D., P.E., is an associate with Walter P Moore and can be reached via email at mwilliams@walterpmoore.com. Prev Non-Destructive Testing of Reinforced Concrete Next Applying Appendix D of ACI 318