Have an attendance code? Sign In to enter it. This live web event has ended. Thank you for attending. Contributors Mark Shaffer, P.E., S.E. Mark Shaffer oversees the incorporation of AASHTO policy into IDOT standards and works with other engineers and researchers to determine innovative and cost-effective solutions to bridge engineering issues. Johann Aakre, P.E., S.E. Johann Aakre manages Michael Baker’s Chicago bridge department and is responsible for delivering quality designs for transportation agencies throughout Illinois. Ruben B. Gajer, P.E. Arora’s Technical Director of Complex Bridges, with 40 years of experience designing medium and short span bridges as well as suspension and cable-stayed bridges. Specializing in seismic analysis and design; wind analysis; rehabilitation of highway bridges; long-span bridge modeling and analysis; bridge deck analysis and design (including testing of orthotropic decks); construction engineering. Authored numerous technical reports and papers, including Appendix 3B of AASHTO LRFD Code and the 2008 NYCDOT Seismic Design Guidelines for Bridges. Terry Cakebread, C.Eng Since 2004 Terry Cakebread has been the Vice President (North America) of LUSAS and is in charge of American Operations involving training, sales and support to our clients. He has a BSc Honours Degree in Civil Engineering from Southampton University and is a Chartered Civil Engineer and a Member of the Institution of Civil Engineers (MICE) in the UK. He has delivered many lectures on Finite Element Analysis and the benefits that it brings to those involved in structural analysis design and load rating. Hemal Patel, P.E., S.E. Hemal Patel, P.E., S.E., is a Structural Engineer at EXP US Services with seven years of experience in bridge design and analysis. His experience has involved various bridge types carrying pedestrian, vehicular and train traffic. Brett Russell, P.E., S.E. Brett Russell, P.E., S.E., is a graduate of Purdue University and has been a practicing structural engineer for 12 years. His experience includes bridge design, inspection, and load rating for projects of varying complexity. He has delivered for clients in several Midwestern states (IL, IN, MI, WI and OH). Carrie Wagener, P.E. Carrie Wagener, PE, is CTA Deputy Chief Engineer where she oversees the owner's engineering team for Red and Purple Modernization Phase One, CTA's largest ever capital improvement project. A 13-year CTA veteran, prior to joining the RPM team, Carrie worked in various departments including track maintenance, power & way maintenance, safety, and quality assurance.