Introduction The world's first 3D printed steel bridge, located in Amsterdam, represents a landmark achievement in engineering and architecture. This innovative structure not only showcases the capabilities of advanced manufacturing technologies but also sets the stage for future developments in infrastructure. The bridge, designed by the Joris Laarman Lab and constructed by MX3D, was officially opened in July 2021. It spans the Oudezijds Achterburgwal canal and serves as a testament to how 3D printing can revolutionize traditional construction methods. This article explores the groundbreaking aspects of this project, detailing its design, construction process, technological innovations, and implications for the future of urban infrastructure.