The fourth-ring superhighway project in Zhengzhou, China, entails constructing a crucial expressway loop encompassing ground-level and elevated bridge roadways spanning 93 kilometers and 63.6 kilometers, respectively, with 27 interchanges, 21 bridges, and 34 rail nodes. Shenzhen Municipal Design & Research faced tight deadlines and the need for collaborative multidisciplinary work, prompting the adoption of 3D modeling technology over traditional 2D methods.