Study on the engineering graphics system of 3D design software of arch dams

The system that combines the technologies of computer science, computer graphics and arch dam design standards, is able to construct models of arch dams, corridors and others in 3D CAD systems with high accuracy. Meanwhile, with the excellence in automation, the system is also able to produce construction detailing design works with high efficiency. It saves costs and greatly improves the design quality and effectiveness. This article deals with the contents and key technologies of the system and provides some application of real-world examples.