The 4th International Conference on Civil, Structural and Transportation Engineering (ICCSTE'19) aims to become the leading annual conference in fields related to civil, structural, and transportation engineering. The goal of ICCSTE'19 is to gather scholars from all over the world to present advances in the relavant fields and to foster an environment conducive to exchanging ideas and information. This conference will also provide an ideal environment to develop new collaborations and meet experts on the fundamentals, applications, and products of the mentioned fields. ICCSTE is an acronym for International Conference on Civil, Structural and Transportation Engineering.