Yee Precast Design Group Ltd. President, Dr. Alfred A. Yee travelled to Saudi Arabia to deliver a keynote speech and paper at the Arab Structural Engineering Conference (ASEC). Dr. Yee’s topic was entitled “Design and Construction of Composite Precast Prestressed Concrete Structures on Land and Sea.” His in-depth talk on the history of his precast prestressed concrete construction techniques was given in front of an audience of practicing engineers, professors, research engineers and students. The conference featured speakers from the United States and Europe with such topics as the evolution of ferrocement and nano-engineering of concrete and concrete structures. The ASEC is held every two or three years in an Arab country and its main objective is to provide a forum for structural engineering researchers and engineers to discuss their recent research results and applications in the area of structural engineering. The conference was held under the patronage of His Royal Highness Prince Sultan Bin Abdulaziz at the King Fahd University of Petroleum and Minerals in Dhahran, Kingdome of Saudi Arabia on October 25-27th 2009.